Plumas Bancorp (PLBC) 10-Q 4 Aug 22 2022 Q2 Quarterly report Financial data

Document And Entity Information

Document And Entity Information - shares	6 Months Ended
	Jun. 30, 2022	Aug. 01, 2022
Document Information [Line Items]
Entity Central Index Key	0001168455
Entity Registrant Name	Plumas Bancorp
Amendment Flag	false
Current Fiscal Year End Date	--12-31
Document Fiscal Period Focus	Q2
Document Fiscal Year Focus	2022
Document Type	10-Q
Document Quarterly Report	true
Document Period End Date	Jun. 30, 2022
Document Transition Report	false
Entity File Number	000-49883
Entity Incorporation, State or Country Code	CA
Entity Tax Identification Number	75-2987096
Entity Address, Address Line One	5525 Kietzke Lane, Suite 100
Entity Address, City or Town	Reno
Entity Address, State or Province	NV
Entity Address, Postal Zip Code	89511
City Area Code	775
Local Phone Number	786-0907
Entity Current Reporting Status	Yes
Entity Interactive Data Current	Yes
Entity Filer Category	Non-accelerated Filer
Entity Small Business	true
Entity Emerging Growth Company	false
Entity Shell Company	false
Title of 12(b) Security	Common Stock, no par value
Trading Symbol	PLBC
Security Exchange Name	NASDAQ
Entity Common Stock, Shares Outstanding		5,844,566

Condensed Consolidated Balance

Condensed Consolidated Balance Sheets (Current Period Unaudited) - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021
Assets
Cash and cash equivalents	$ 317,657	$ 380,584
Investment securities available for sale	365,189	305,914
Loans held for sale	4,646	31,277
Loans, less allowance for loan losses of $10,919 at June 30, 2022 and $10,352 at December 31, 2021	853,427	829,385
Real estate acquired through foreclosure	369	487
Premises and equipment, net	18,212	16,424
Bank owned life insurance	16,031	15,844
Goodwill	5,502	5,502
Accrued interest receivable and other assets	39,593	28,657
Total assets	1,620,626	1,614,074
Deposits:
Non-interest bearing	764,907	736,582
Interest bearing	707,695	702,417
Total deposits	1,472,602	1,438,999
Repurchase agreements	10,418	17,283
Accrued interest payable and other liabilities	11,138	13,400
Junior subordinated deferrable interest debentures	10,310	10,310
Total liabilities	1,504,468	1,479,992
Commitments and contingencies (Note 5)
Shareholders’ equity:
Common stock, no par value; 22,500,000 shares authorized; issued and outstanding – 5,844,566 shares at June 30, 2022 and 5,816,991 at December 31, 2021	27,133	26,801
Retained earnings	115,212	105,681
Accumulated other comprehensive (loss) income, net	(26,187)	1,600
Total shareholders’ equity	116,158	134,082
Total liabilities and shareholders’ equity	$ 1,620,626	$ 1,614,074

Condensed Consolidated Balanc_2

Condensed Consolidated Balance Sheets (Current Period Unaudited) (Parentheticals) - USD ($) $ / shares in Thousands, $ in Thousands	Jun. 30, 2022	Dec. 31, 2021
Loans, allowance for loan losses	$ 10,919	$ 10,352
Common stock, par value (in dollars per share)	$ 0	$ 0
Common stock, shares authorized (in shares)	22,500,000	22,500,000
Common stock, shares issued (in shares)	5,844,566	5,816,991
Common stock, shares outstanding (in shares)	5,844,566	5,816,991

Condensed Consolidated Statemen

Condensed Consolidated Statements of Income (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Interest Income:
Interest and fees on loans	$ 10,992	$ 8,972	$ 21,302	$ 18,724
Interest and fees on loans held for sale	123	114	429	143
Interest on investment securities	1,941	1,045	3,473	1,946
Other	661	52	829	104
Total interest income	13,717	10,183	26,033	20,917
Interest Expense:
Interest on deposits	183	165	377	338
Interest on junior subordinated deferrable interest debentures	90	86	179	165
Other	16	1	34	4
Total interest expense	289	252	590	507
Net interest income before provision for loan losses	13,428	9,931	25,443	20,410
Provision	400	250	700	625
Net interest income after provision for loan losses	13,028	9,681	24,743	19,785
Non-Interest Income:
Interchange revenue	853	813	1,615	1,528
Gain on sale of loans	634	0	2,335	591
Service charges	604	567	1,170	1,107
Other	573	500	1,194	1,004
Total non-interest income	2,664	1,880	6,314	4,230
Non-Interest Expenses:
Salaries and employee benefits	4,238	2,231	8,320	5,755
Occupancy and equipment	1,111	904	2,248	1,794
Other	2,684	2,197	5,139	4,075
Total non-interest expenses	8,033	5,332	15,707	11,624
Income before provision for income taxes	7,659	6,229	15,350	12,391
Provision for Income Taxes	1,979	1,742	3,953	3,463
Net income	$ 5,680	$ 4,487	$ 11,397	$ 8,928
Basic earnings per share (in dollars per share)	$ 0.97	$ 0.86	$ 1.95	$ 1.72
Diluted earnings per share (in dollars per share)	$ 0.96	$ 0.85	$ 1.93	$ 1.69

Condensed Consolidated Statem_2

Condensed Consolidated Statements of Comprehensive Income (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Net income	$ 5,680	$ 4,487	$ 11,397	$ 8,928
Other comprehensive income:
Change in net unrealized loss on securities	(17,117)	1,606	(40,466)	(1,978)
Change in unrealized gain on cash flow hedge	361	(278)	1,017	389
Net unrealized holding loss	(16,756)	1,328	(39,449)	(1,589)
Related tax effect:
Change in net unrealized loss on securities	5,060	(476)	11,962	584
Change in unrealized gain on cash flow hedge	(107)	83	(300)	(115)
Income tax effect	4,953	(393)	11,662	469
Other comprehensive loss	(11,803)	935	(27,787)	(1,120)
Total comprehensive (loss) income	$ (6,123)	$ 5,422	$ (16,390)	$ 7,808

Consolidated Statements of Chan

Consolidated Statements of Changes in Shareholders' Equity (Unaudited) - USD ($) $ in Thousands	Common Stock Including Additional Paid in Capital [Member]	Retained Earnings [Member]	AOCI Attributable to Parent [Member]	Total
Balance (in shares) at Dec. 31, 2020	5,182,232
Balance at Dec. 31, 2020	$ 7,656	$ 87,753	$ 4,745	$ 100,154
Net income		8,928		8,928
Other comprehensive loss			(1,120)	(1,120)
Cash dividends on common stock		(1,453)		(1,453)
Exercise of stock options and tax effect (in shares)	16,594
Exercise of stock options and tax effect	$ 163			163
Stock-based compensation expense	$ 118			118
Balance (in shares) at Jun. 30, 2021	5,198,826
Balance at Jun. 30, 2021	$ 7,937	95,228	3,625	106,790
Balance (in shares) at Dec. 31, 2021	5,816,991
Balance at Dec. 31, 2021	$ 26,801	105,681	1,600	134,082
Net income		11,397		11,397
Other comprehensive loss			(27,787)	(27,787)
Cash dividends on common stock		(1,866)		(1,866)
Exercise of stock options and tax effect (in shares)	27,575
Exercise of stock options and tax effect	$ 215			215
Stock-based compensation expense	$ 117			117
Balance (in shares) at Jun. 30, 2022	5,844,566
Balance at Jun. 30, 2022	$ 27,133	$ 115,212	$ (26,187)	$ 116,158

Condensed Consolidated Statem_3

Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($)	3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021	Dec. 31, 2021
Cash Flows from Operating Activities:
Net income	$ 5,680,000	$ 4,487,000	$ 11,397,000	$ 8,928,000
Adjustments to reconcile net income to net cash provided by operating activities:
Provision	400,000	250,000	700,000	625,000	$ 1,125,000
Change in deferred loan origination costs/fees, net			(1,530,000)	1,276,000
Depreciation and amortization			911,000	760,000
Stock-based compensation expense			117,000	118,000
Amortization of investment security premiums			548,000	542,000
Loss on sale of other vehicles			39,000	0
Loss on sale of OREO			5,000	0
Gain on sale of loans held for sale	(634,000)	0	(2,335,000)	(591,000)
Loans originated for sale			(14,189,000)	(14,919,000)
Proceeds from loan sales			42,152,000	8,254,000
Earnings on bank-owned life insurance			(187,000)	(175,000)
Decrease (increase) in accrued interest receivable and other assets			2,601,000	(2,432,000)
(Decrease) increase in accrued interest payable and other liabilities			(2,262,000)	731,000
Net cash provided by operating activities			37,967,000	3,117,000
Cash Flows from Investing Activities:
Proceeds from principal repayments from available-for-sale mortgage-backed securities			15,504,000	22,790,000
Proceeds from matured and called available-for-sale securities			470,000	500,000
Purchases of available-for-sale securities			(116,198,000)	(94,986,000)
Purchase of FHLB stock			(514,000)	(231,000)
Purchase of FRB stock			(4,000)	(2,000)
Net increase in loans			(23,237,000)	(19,459,000)
Proceeds from sale of OREO			113,000	56,000
Proceeds from sale of other vehicles			346,000	174,000
Purchase of premises and equipment			(2,461,000)	(114,000)
Net cash used in investing activities			(125,981,000)	(91,272,000)
Cash Flows from Financing Activities:
Net increase in demand, interest bearing and savings deposits			37,428,000	156,762,000
Net (decrease) increase in time deposits			(3,825,000)	1,021,000
Net decrease in securities sold under agreements to repurchase			(6,865,000)	(3,791,000)
Repayment of FHLB advances			0	(5,000,000)
Cash dividends paid on common stock			(1,866,000)	(1,453,000)
Proceeds from exercise of stock options			215,000	163,000
Net cash provided by financing activities			25,087,000	147,702,000
(Decrease) increase in cash and cash equivalents			(62,927,000)	59,547,000
Cash and Cash Equivalents at Beginning of Year			380,584,000	184,909,000	184,909,000
Cash and Cash Equivalents at End of Period	317,657,000	244,456,000	317,657,000	244,456,000	$ 380,584,000
Supplemental Disclosure of Cash Flow Information:
Interest expense			593,000	524,000
Income taxes			3,009,000	5,430,000
Non-Cash Investing Activities:
Real estate and vehicles acquired through foreclosure	$ 378,000	$ 327,000	378,000	327,000
Common stock retired in connection with the exercise of stock options			$ 84,000	$ 29,000

Note 1 - The Business of Plumas

Note 1 - The Business of Plumas Bancorp	6 Months Ended
	Jun. 30, 2022
Notes to Financial Statements
Nature of Operations [Text Block]	1. THE BUSINESS OF PLUMAS BANCORP During 2002, one September 26, 2002. September 28, 2005. The Bank operates twelve July 1, 2021. December 2015 first 2018

Note 2 - Summary of Significant

Note 2 - Summary of Significant Accounting Policies	6 Months Ended
	Jun. 30, 2022
Notes to Financial Statements
Significant Accounting Policies [Text Block]	2. SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES Consolidation and Basis of Presentation The consolidated financial statements include the accounts of the Company and the consolidated accounts of its wholly-owned subsidiary, Plumas Bank. All significant intercompany balances and transactions have been eliminated. Plumas Statutory Trust I and Trust II are not The accounting and reporting policies of Plumas Bancorp and subsidiary conform with accounting principles generally accepted in the United States of America and prevailing practices within the banking industry. In the opinion of management, the unaudited condensed consolidated financial statements contain all adjustments (consisting of only normal recurring adjustments) necessary to present fairly the Company’s financial position at June 30, 2022 three six December 31, 2021 The unaudited condensed consolidated financial statements of the Company have been prepared pursuant to the rules and regulations of the Securities and Exchange Commission (“SEC”) for interim reporting on Form 10 not 2021 10 three six June 30, 2022 may not S egment Information Management has determined that since all of the banking products and services offered by the Company are available in each branch of the Bank, all branches are located within the same economic environment and management does not No 10 Revenue from Contracts with Customers The Company records revenue from contracts with customers in accordance with Accounting Standards Codification Topic 606, 606” 606, not Most of the Company’s revenue-generating transactions are not 606, not 606 Loans Held for Sale Included in the loan portfolio are loans which are 75% to 90% guaranteed by the Small Business Administration (SBA), US Department of Agriculture Rural Business-Cooperative Service (RBS) and Farm Service Agency (FSA). The guaranteed portion of these loans may third As of June 30, 2022 December 31, 2021 may Goodwill and Other Intangible Assets Goodwill arises from business combinations and is generally determined as the excess of the fair value of the consideration transferred, plus the fair value of any noncontrolling interests in the acquiree, over the fair value of the net assets acquired and liabilities assumed as of the acquisition date. Goodwill acquired in a purchase business combination and determined to have an indefinite useful life is not ten Pending Accounting Pronouncements In June 2016, No. 2016 13, No. 2016 13 1 2 not not No. 2016 13 October 16, 2019, No. 2016 13 December 31, 2022, not No. 2016 13. second 2021 No. 2016 13

Note 3 - Investment Securities

Note 3 - Investment Securities Available for Sale	6 Months Ended
	Jun. 30, 2022
Notes to Financial Statements
Investments in Debt and Marketable Equity Securities (and Certain Trading Assets) Disclosure [Text Block]	3. The amortized cost and estimated fair value of investment securities at June 30, 2022 December 31, 2021 Available-for-Sale June 30, 2022 Gross Gross Amortized Unrealized Unrealized Fair Cost Gains Losses Value Debt securities: U.S. Treasury securities $ 9,936 $ 19 $ (45 ) $ 9,910 U.S. Government-sponsored agencies collateralized by mortgage obligations - residential 199,076 113 (15,331 ) 183,858 U.S. Government-agencies collateralized by mortgage obligations - commercial 76,887 84 (7,634 ) 69,337 Obligations of states and political subdivisions 118,090 94 (16,100 ) 102,084 $ 403,989 $ 310 $ (39,110 ) $ 365,189 Unrealized losses on available-for-sale investment securities totaling $38,800,000 were recorded, net of $11,469,000 in tax benefit, as accumulated other comprehensive loss within shareholders' equity at June 30, 2022 six June 30, 2022 Available-for-Sale December 31, 2021 Gross Gross Amortized Unrealized Unrealized Fair Cost Gains Losses Value Debt securities: U.S. Government-sponsored agencies collateralized by mortgage obligations - residential $ 150,646 $ 1,636 $ (1,248 ) $ 151,034 U.S. Government-agencies collateralized by mortgage obligations - commercial 58,282 11 (1,068 ) 57,225 Obligations of states and political subdivisions 95,320 2,592 (257 ) 97,655 $ 304,248 $ 4,239 $ (2,573 ) $ 305,914 Unrealized gains on available-for-sale investment securities totaling $1,666,000 were recorded, net of $493,000 in tax expense, as accumulated other comprehensive income within shareholders' equity at December 31, 2021 No six June 30, 2021 There were no six June 30, 2022 twelve December 31, 2021 June 30, 2022 December 31, 2021 Investment securities with unrealized losses at June 30, 2022 December 31, 2021 June 30, 2022 Less than 12 Months 12 Months or More Total Fair Unrealized Fair Unrealized Fair Unrealized Value Losses Value Losses Value Losses Debt securities: U.S. Treasury securities $ 6,934 $ 45 $ - $ - $ 6,934 $ 45 U.S. Government-sponsored agencies collateralized by mortgage obligations - residential 153,888 13,093 11,777 2,238 165,665 15,331 U.S. Government-agencies collateralized by mortgage obligations - commercial 52,756 5,894 10,596 1,740 63,352 7,634 Obligations of states and political subdivisions 87,259 15,040 2,586 1,060 89,845 16,100 $ 300,837 $ 34,072 $ 24,959 $ 5,038 $ 325,796 $ 39,110 December 31, 2021 Less than 12 Months 12 Months or More Total Fair Unrealized Fair Unrealized Fair Unrealized Value Losses Value Losses Value Losses Debt securities: U.S. Government-sponsored agencies collateralized by mortgage obligations -residential $ 70,742 $ 1,076 $ 2,324 $ 172 $ 73,066 $ 1,248 U.S. Government-agencies collateralized by mortgage obligations - commercial 54,214 1,068 - - 54,214 1,068 Obligations of states and political subdivisions 22,434 241 515 16 22,949 257 $ 147,390 $ 2,385 $ 2,839 $ 188 $ 150,229 $ 2,573 At June 30, 2022, twelve twelve June 30, 2022, not not not June 30, 2022 The amortized cost and estimated fair value of investment in debt securities at June 30, 2022 Amortized Cost Estimated Fair Value Within one year $ 732 $ 734 After one year through five years 14,831 14,828 After five years through ten years 12,154 11,950 After ten years 100,309 84,482 Investment securities not due at a single maturity date: Government- agencies commercial mortgage-backed securities 76,887 69,337 Government-sponsored agencies residential mortgage-backed securities 199,076 183,858 $ 403,989 $ 365,189 Expected maturities will differ from contractual maturities because the issuers of the securities may Investment securities with amortized costs totaling $161,332,000 and $134,749,000 and estimated fair values totaling $146,316,000 and $134,791,000 at June 30, 2022 December 31, 2021

Note 4 - Loans and the Allowanc

Note 4 - Loans and the Allowance for Loan Losses	6 Months Ended
	Jun. 30, 2022
Notes to Financial Statements
Loans, Notes, Trade and Other Receivables Disclosure [Text Block]	4. Outstanding loans are summarized below, in thousands: June 30, December 31, 2022 2021 Commercial $ 84,378 $ 99,804 Agricultural 125,807 126,456 Real estate – residential 15,867 15,837 Real estate – commercial 447,980 418,609 Real estate – construction and land development 60,891 51,526 Equity lines of credit 34,745 32,793 Auto 87,907 89,046 Other 4,577 4,516 Total loans 862,152 838,587 Deferred loan costs, net 2,194 1,150 Allowance for loan losses (10,919 ) (10,352 ) Total net loans $ 853,427 $ 829,385 Changes in the allowance for loan losses, in thousands, were as follows: June 30, December 31, 2022 2021 Balance, beginning of period $ 10,352 $ 9,902 Provision charged to operations 700 1,125 Losses charged to allowance (469 ) (938 ) Recoveries 336 263 Balance, end of period $ 10,919 $ 10,352 The recorded investment in impaired loans totaled $1,394,000 and $4,857,000 at June 30, 2022 December 31, 2021 June 30, 2022 December 31, 2021 no June 30, 2022 December 31, 2021 six June 30, 2022 June 30, 2021 three June 30, 2022 2021, six June 30, 2022 2021 six June 30, 2022 2021 Included in impaired loans are troubled debt restructurings. The Company evaluates loan extensions or modifications in accordance with FASB ASC 340 10 340 10, The carrying value of troubled debt restructurings at June 30, 2022 December 31, 2021 June 30, 2022 December 31, 2021 not June 30, 2022 December 31, 2021 There were no troubled debt restructurings that occurred during the six June 30, 2022 June 30, 2021 twelve six June 30, 2022 2021 At June 30, 2022 December 31, 2021 $82, 000 three June 30, 2022 2021, $151, 000 six June 30, 2022 2021 90 June 30, 2022 December 31, 2021 Salaries and employee benefits totaling $875,000 and $806,000 have been deferred as loan origination costs during the six June 30, 2022 2021 six June 30, 2022 2021 The Company assigns a risk rating to all loans and periodically, but not $100,000 The risk ratings can be grouped into three Special Mention may Substandard not not Doubtful Loans not Purchased Credit Impaired Loans (PCI): Upon the acquisition of Feather River Bancorp the Company acquired loans, for which there was, at acquisition, evidence of deterioration of credit quality since origination and it was probable, at acquisition, that all contractually required payments would not June 30, 2022 December 31, 2021 June 30, 2022 December 31, 2021 Accretable yield, or income expected to be collected, is as follows: . (in thousands) Balance at December 31, 2021 $ 28 Additions - Removals 1 (10 ) Accretion (3 ) Balance at June 30, 2022 $ 15 1 The following table shows the loan portfolio allocated by management's internal risk ratings at the dates indicated, in thousands: June 30, 2022 Commercial Credit Exposure Credit Risk Profile by Internally Assigned Grade Grade: Commercial Agricultural Real Estate-Residential Real Estate-Commercial Real Estate-Construction Equity LOC Total Pass $ 80,240 $ 122,944 $ 15,641 $ 443,707 $ 60,808 $ 34,313 $ 757,653 Special Mention 4,046 2,538 - 2,572 - - 9,156 Substandard 92 325 226 1,701 83 432 2,859 Doubtful - - - - - - - Total $ 84,378 $ 125,807 $ 15,867 $ 447,980 $ 60,891 $ 34,745 $ 769,668 December 31, 2021 Commercial Credit Exposure Credit Risk Profile by Internally Assigned Grade Grade: Commercial Agricultural Real Estate-Residential Real Estate-Commercial Real Estate-Construction Equity LOC Total Pass $ 96,052 $ 124,866 $ 15,594 $ 414,175 $ 51,455 $ 32,349 $ 734,491 Special Mention 3,721 1,072 150 62 - - 5,005 Substandard 31 518 93 4,372 71 444 5,529 Doubtful - - - - - - - Total $ 99,804 $ 126,456 $ 15,837 $ 418,609 $ 51,526 $ 32,793 $ 745,025 Consumer Credit Exposure Consumer Credit Exposure Credit Risk Profile Based on Payment Activity Credit Risk Profile Based on Payment Activity June 30, 2022 December 31, 2021 Auto Other Total Auto Other Total Grade: Performing $ 87,239 $ 4,566 $ 91,805 $ 88,525 $ 4,492 $ 93,017 Non-performing 668 11 679 521 24 545 Total $ 87,907 $ 4,577 $ 92,484 $ 89,046 $ 4,516 $ 93,562 The following tables show the allocation of the allowance for loan losses at the dates indicated, in thousands: Six Months Ended June 30, 2022: Commercial Agricultural Real Estate-Residential Real Estate-Commercial Real Estate-Construction Equity LOC Auto Other Total Allowance for Loan Losses Beginning balance $ 1,074 $ 791 $ 168 $ 4,549 $ 1,325 $ 426 $ 1,911 $ 108 $ 10,352 Charge-offs - - - (19 ) - - (419 ) (31 ) (469 ) Recoveries 17 - 2 - - - 311 6 336 Provision (189 ) 303 (31 ) (135 ) 434 167 97 54 700 Ending balance $ 902 $ 1,094 $ 139 $ 4,395 $ 1,759 $ 593 $ 1,900 $ 137 $ 10,919 Three Months Ended June 30, 2022: Beginning balance $ 893 $ 947 $ 132 $ 4,322 $ 1,545 $ 554 $ 1,880 $ 129 $ 10,402 Charge-offs - - - - - - (85 ) (11 ) (96 ) Recoveries 11 - 1 1 - - 197 3 213 Provision (2 ) 147 6 72 214 39 (92 ) 16 400 Ending balance $ 902 $ 1,094 $ 139 $ 4,395 $ 1,759 $ 593 $ 1,900 $ 137 $ 10,919 Six Months Ended June 30, 2021: Allowance for Loan Losses Beginning balance $ 950 $ 757 $ 164 $ 5,089 $ 554 $ 499 $ 1,768 $ 121 $ 9,902 Charge-offs (161 ) - - - - - (346 ) (37 ) (544 ) Recoveries 47 - 1 4 - 2 77 14 145 Provision 47 (76 ) (34 ) 252 52 (47 ) 411 20 625 Ending balance $ 883 $ 681 $ 131 $ 5,345 $ 606 $ 454 $ 1,910 $ 118 $ 10,128 Three Months Ended June 30, 2021: Allowance for Loan Losses Beginning balance $ 777 $ 698 $ 169 $ 5,132 $ 657 $ 484 $ 1,928 $ 117 $ 9,962 Charge-offs (8 ) - - - - - (128 ) (16 ) (152 ) Recoveries 5 - - 1 - 1 58 3 68 Provision 109 (17 ) (38 ) 212 (51 ) (31 ) 52 14 250 Ending balance $ 883 $ 681 $ 131 $ 5,345 $ 606 $ 454 $ 1,910 $ 118 $ 10,128 June 30, 2022: Allowance for Loan Losses Ending balance: individually evaluated for impairment $ 16 $ - $ 23 $ - $ - $ - $ - $ - $ 39 Ending balance: collectively evaluated for impairment 886 1,094 116 4,395 1,759 593 1,900 137 10,880 Ending balance $ 902 $ 1,094 $ 139 $ 4,395 $ 1,759 $ 593 $ 1,900 $ 137 $ 10,919 Loans Ending balance: individually evaluated for impairment $ 19 $ 235 $ 691 $ 97 $ 98 $ 254 $ - $ - $ 1,394 Ending balance: collectively evaluated for impairment 84,359 125,572 15,176 447,883 60,793 34,491 87,907 4,577 860,758 Ending balance $ 84,378 $ 125,807 $ 15,867 $ 447,980 $ 60,891 $ 34,745 $ 87,907 $ 4,577 $ 862,152 December 31, 2021: Commercial Agricultural Real Estate-Residential Real Estate-Commercial Real Estate-Construction Equity LOC Auto Other Total Allowance for Loan Losses Ending balance: individually evaluated for impairment $ - $ - $ 23 $ - $ 5 $ - $ - $ - $ 28 Ending balance: collectively evaluated for impairment 1,074 791 145 4,549 1,320 426 1,911 108 10,324 Ending Balance $ 1,074 $ 791 $ 168 $ 4,549 $ 1,325 $ 426 $ 1,911 $ 108 $ 10,352 Loans Ending balance: individually evaluated for impairment $ - $ 238 $ 557 $ 3,697 $ 102 $ 263 $ - $ - $ 4,857 Ending balance: collectively evaluated for impairment 99,804 126,218 15,280 414,912 51,424 32,530 89,046 4,516 833,730 Ending balance $ 99,804 $ 126,456 $ 15,837 $ 418,609 $ 51,526 $ 32,793 $ 89,046 $ 4,516 $ 838,587 The following table shows an aging analysis of the loan portfolio by the time past due, in thousands: Total June 30, 2022 90 Days Past Due 30-89 Days and Still and Past Due Accruing Nonaccrual Nonaccrual Current Total Commercial $ 388 $ - $ 22 $ 410 $ 83,968 $ 84,378 Agricultural 601 - 601 125,206 125,807 Real estate – residential - - 226 226 15,641 15,867 Real estate – commercial 25 - 109 134 447,846 447,980 Real estate - construction & land 272 - 83 355 60,536 60,891 Equity Lines of Credit 111 - 432 543 34,202 34,745 Auto 1,911 - 668 2,579 85,328 87,907 Other 68 - 11 79 4,498 4,577 Total $ 3,376 $ - $ 1,551 $ 4,927 $ 857,225 $ 862,152 Total December 31, 2021 90 Days Past Due 30-89 Days and Still and Past Due Accruing Nonaccrual Nonaccrual Current Total Commercial $ 705 $ - $ - $ 705 $ 99,099 $ 99,804 Agricultural 345 - - 345 126,111 126,456 Real estate – residential 150 - 93 243 15,594 15,837 Real estate - commercial 68 - 3,710 3,778 414,831 418,609 Real estate - construction & land - - 71 71 51,455 51,526 Equity Lines of Credit 450 - 444 894 31,899 32,793 Auto 1,679 - 521 2,200 86,846 89,046 Other 122 - 24 146 4,370 4,516 Total $ 3,519 $ - $ 4,863 $ 8,382 $ 830,205 $ 838,587 The following tables show information related to impaired loans at June 30, 2022 Unpaid Average Interest Recorded Principal Related Recorded Income As of June 30, 2022: Investment Balance Allowance Investment Recognized With no related allowance recorded: Commercial $ - $ - $ - $ - $ - Agricultural 235 235 - 236 9 Real estate – residential 521 545 - 512 14 Real estate – commercial 97 108 - 97 - Real estate – construction & land 98 98 - 100 3 Equity Lines of Credit 254 302 - 259 - Auto - - - - - Other - - - - - With an allowance recorded: Commercial $ 19 $ 19 $ 16 $ 3 $ - Agricultural - - - - - Real estate – residential 170 170 22 171 4 Real estate – commercial - - - - - Real estate – construction & land - - - - - Equity Lines of Credit - - - - - Auto - - - - - Other - - - - - Total: Commercial $ 19 $ 19 $ 16 $ 3 $ - Agricultural 235 235 - 236 9 Real estate – residential 691 715 22 683 18 Real estate – commercial 97 108 - 97 0 Real estate – construction & land 98 98 - 100 3 Equity Lines of Credit 254 302 - 259 0 Auto - - - - - Other - - - - - Total $ 1,394 $ 1,477 $ 38 $ 1,378 $ 30 The following tables show information related to impaired loans at December 31, 2021 Unpaid Average Interest Recorded Principal Related Recorded Income As of December 31, 2021: Investment Balance Allowance Investment Recognized With no related allowance recorded: Commercial $ - $ - $ - $ - $ - Agricultural 238 238 - 241 18 Real estate – residential 386 399 - 387 29 Real estate – commercial 3,697 3,834 - 2,188 - Real estate – construction & land - - - - - Equity Lines of Credit 263 304 - 275 - Auto - - - - - Other - - - - - With an allowance recorded: Commercial $ - $ - $ - $ - $ - Agricultural - - - - - Real estate – residential 171 171 23 173 7 Real estate – commercial - - - - - Real estate – construction & land 102 102 5 105 6 Equity Lines of Credit - - - - - Auto - - - - - Other - - - - - Total: Commercial $ - $ - $ - $ - $ - Agricultural 238 238 - 241 18 Real estate – residential 557 570 23 560 36 Real estate – commercial 3,697 3,834 - 2,188 - Real estate – construction & land 102 102 5 105 6 Equity Lines of Credit 263 304 - 275 - Auto - - - - - Other - - - - - Total $ 4,857 $ 5,048 $ 28 $ 3,369 $ 60

Note 5 - Commitments and Contin

Note 5 - Commitments and Contingencies	6 Months Ended
	Jun. 30, 2022
Notes to Financial Statements
Commitments and Contingencies Disclosure [Text Block]	5. The Company is party to claims and legal proceedings arising in the ordinary course of business. In the opinion of the Company’s management, the amount of ultimate liability with respect to such proceedings will not In the normal course of business, there are various outstanding commitments to extend credit, which are not June 30, 2022 December 31, 2021 Of the loan commitments outstanding at June 30, 2022 twelve not may Stand-by letters of credit are conditional commitments written to guarantee the performance of a customer to a third not December 31, 2021

Note 6 - Earnings Per Share

Note 6 - Earnings Per Share	6 Months Ended
	Jun. 30, 2022
Notes to Financial Statements
Earnings Per Share [Text Block]	6. Basic earnings per share is computed by dividing income available to common shareholders by the weighted average number of common shares outstanding for the period. Diluted earnings per share reflects the potential dilution that could occur if securities or other contracts to issue common stock, such as stock options, result in the issuance of common stock which shares in the earnings of the Company. The treasury stock method has been applied to determine the dilutive effect of stock options in computing diluted earnings per share. For the Three Months Ended For the Six Months Ended June 30, June 30, (In thousands, except per share data) 2022 2021 2022 2021 Net Income: Net income $ 5,680 $ 4,487 $ 11,397 $ 8,928 Earnings Per Share: Basic earnings per share $ 0.97 $ 0.86 $ 1.95 $ 1.72 Diluted earnings per share $ 0.96 $ 0.85 $ 1.93 $ 1.69 Weighted Average Number of Shares Outstanding: Basic shares 5,843 5,197 5,834 5,192 Diluted shares 5,909 5,280 5,913 5,272 Shares of common stock issuable under stock options for which the exercise prices were greater than the average market prices were not not not three six June 30, 2022 2021,

Note 7 - Stock-based Compensati

Note 7 - Stock-based Compensation	6 Months Ended
	Jun. 30, 2022
Notes to Financial Statements
Share-Based Payment Arrangement [Text Block]	7. In May 2013, 2013 2013 may not nine not ten 2022 no may 2013 In May 2022, 2022 “2022 2013 2022 2022 may 2022 No options were granted during the six June 30, 2022 2021. The Company determines the fair value of options on the date of grant using a Black-Scholes-Merton option pricing model that uses assumptions based on expected option life, expected stock volatility and the risk-free interest rate. The expected volatility assumptions used by the Company are based on the historical volatility of the Company’s common stock over the most recent period commensurate with the estimated expected life of the Company’s stock options. The Company bases its expected life assumption on its historical experience and on the terms and conditions of the stock options it grants to employees. The risk-free rate is based on the U.S. Treasury yield curve for the periods within the contractual life of the options in effect at the time of the grant. A summary of the activity within the 2013 Shares Weighted Average Exercise Price Weighted Average Remaining Contractual Term in Years Intrinsic Value Options outstanding at January 1, 2022 223,617 $ 19.71 Options cancelled - - Options exercised (29,700 ) 10.09 Options outstanding at June 30, 2022 193,917 $ 21.19 4.5 $ 1,425,290 Options exercisable at June 30, 2022 134,217 $ 20.98 4.1 $ 1,014,681 Expected to vest after June 30, 2022 52,375 $ 21.66 5.3 $ 360,437 As of June 30, 2022 The total fair value of options vested during the six June 30, 2022 2021 six June 30, 2022 2021 Compensation cost related to stock options recognized in operating results under the stock option plan was $117,000 and $118,000 for the six June 30, 2022 2021 six June 30, 2022 2021 three June 30, 2022 2021, three June 30, 2022 2021, Cash received from option exercises under the plan for the six June 30, 2022 2021 six June 30, 2022 2021

Note 8 - Income Taxes

Note 8 - Income Taxes	6 Months Ended
	Jun. 30, 2022
Notes to Financial Statements
Income Tax Disclosure [Text Block]	8. The Company files its income taxes on a consolidated basis with its subsidiary. Income tax expense is the total of current year income tax due or refundable and the change in deferred tax assets and liabilities. Deferred tax assets and liabilities are recognized for the tax consequences of temporary differences between the reported amount of assets and liabilities and their tax bases. Deferred tax assets and liabilities are adjusted for the effects of changes in tax laws and rates on the date of enactment. A valuation allowance is recognized if, based on the weight of available evidence management believes it is more likely than not not When tax returns are filed, it is highly certain that some positions taken would be sustained upon examination by the taxing authorities, while others are subject to uncertainty about the merits of the position taken or the amount of the position that would be ultimately sustained. The benefit of a tax position is recognized in the financial statements in the period during which, based on all available evidence, management believes it is more likely than not not not 50 Interest expense and penalties associated with unrecognized tax benefits, if any, are classified as income tax expense in the consolidated statements of income. There have been no six June 30, 2022

Note 9 - Fair Value Measurement

Note 9 - Fair Value Measurement	6 Months Ended
	Jun. 30, 2022
Notes to Financial Statements
Fair Value Disclosures [Text Block]	9. The Company measures fair value under the fair value hierarchy described below. Level 1: Level 2: not Level 3: one not may In certain cases, the inputs used to measure fair value may Management monitors the availability of observable market data to assess the appropriate classification of financial instruments within the fair value hierarchy. Changes in economic conditions or model-based valuation techniques may one Management evaluates the significance of transfers between levels based upon the nature of the financial instrument and size of the transfer relative to total assets, total liabilities or total earnings. Fair Value of Financial Instruments The carrying amounts and estimated fair values of financial instruments, at June 30, 2022 Fair Value Measurements at June 30, 2022, Using: Carrying Value Level 1 Level 2 Level 3 Total Fair Value Financial assets: Cash and cash equivalents $ 317,657 $ 317,657 $ - $ - $ 317,657 Investment securities 365,189 - 365,189 - 365,189 Interest rate swaps 1,623 - 1,623 - 1,623 Loan, held for sale 4,646 - 4,788 - 4,788 Loans, net 853,427 - - 821,464 821,464 FHLB stock 4,964 - - - N/A FRB Stock 1,361 - - - N/A Accrued interest receivable 6,099 13 1,569 4,517 6,099 Financial liabilities: Deposits 1,472,602 1,412,065 60,849 - 1,472,914 Repurchase agreements 10,418 - 10,418 - 10,418 Junior subordinated deferrable interest debentures 10,310 - - 8,506 8,506 Accrued interest payable 75 8 51 16 75 The carrying amounts and estimated fair values of financial instruments, at December 31, 2021 Fair Value Measurements at December 31, 2021 Using: Carrying Value Level 1 Level 2 Level 3 Total Fair Value Financial assets: Cash and cash equivalents $ 380,584 $ 380,584 $ 380,584 Investment securities 305,914 305,914 305,914 Interest rate swaps 607 607 607 Loans held for sale 31,277 33,284 33,284 Loans, net 829,385 844,764 844,764 FHLB stock 4,450 N/A FRB Stock 1,358 N/A Accrued interest receivable 5,800 3 1,082 4,715 5,800 Financial liabilities: Deposits 1,438,999 1,374,637 65,398 1,440,035 Repurchase agreements 17,283 17,283 17,283 Junior subordinated deferrable interest debentures 10,310 7,342 7,342 Accrued interest payable 78 9 56 13 78 Because no 3. These estimates do not one not The following tables present information about the Company’s assets and liabilities measured at fair value on a recurring and non-recurring basis as of June 30, 2022 December 31, 2021 Assets and liabilities measured at fair value on a recurring basis at June 30, 2022 Fair Value Measurements at June 30, 2022 Using Quoted Prices in Active Significant Markets for Other Significant Identical Observable Unobservable Assets Inputs Inputs Total Fair Value (Level 1) (Level 2) (Level 3) Assets: U.S. Treasury securities $ 9,910 $ 9,910 U.S. Government-sponsored agencies collateralized by mortgage obligations- residential 183,858 - 183,858 - U.S. Government-agencies collateralized by mortgage obligations-commercial 69,337 - 69,337 - Obligations of states and political subdivisions 102,084 - 102,084 - Interest rate swaps 1,623 - 1,623 - $ 366,812 $ - $ 366,812 $ - Assets and liabilities measured at fair value on a recurring basis at December 31, 2021 Fair Value Measurements at December 31, 2021 Using Quoted Prices in Active Significant Markets for Other Significant Identical Observable Unobservable Assets Inputs Inputs Total Fair Value (Level 1) (Level 2) (Level 3) Assets: U.S. Government-sponsored agencies collateralized by mortgage obligations-residential $ 151,034 $ - $ 151,034 $ - U.S. Government agencies collateralized by mortgage obligations-commercial 57,225 - 57,225 - Obligations of states and political subdivisions 97,655 - 97,655 - Interest rate swaps 607 - 607 - $ 306,521 $ - $ 306,521 $ - The fair value of securities available-for-sale equals quoted market price, if available. If quoted market prices are not no 2022 2021 Assets and liabilities measured at fair value on a non-recurring basis at June 30, 2022 Fair Value Measurements at June 30, 2022 Using Quoted Prices in Total Active Significant Losses Markets for Other Significant Six Months Identical Observable Unobservable Ended Assets Inputs Inputs June 30, Total Fair Value (Level 1) (Level 2) (Level 3) 2022 Assets: Other real estate: Real estate – commercial $ 369 $ - $ - $ 369 $ - Assets and liabilities measured at fair value on a non-recurring basis at December 31, 2021 Fair Value Measurements at December 31, 2021 Using Quoted Prices in Total Active Significant Losses Markets for Other Significant Three Months Identical Observable Unobservable Ended Total Assets Inputs Inputs March 31, Fair Value (Level 1) (Level 2) (Level 3) 2021 Assets: Other real estate: Real estate – commercial $ 487 - - $ 487 - The Company has no The following methods were used to estimate fair value. Other Real Estate: third 3 Appraisals for other real estate are performed by certified general appraisers (for commercial properties) or certified residential appraisers (for residential properties) whose qualifications and licenses have been reviewed and verified by the Company. Once received, a member of the Loan Administration Department reviews the assumptions and approaches utilized in the appraisal as well as the overall resulting fair value in comparison with independent data sources such as recent market data or industry-wide statistics. On a quarterly basis, the Company compares the actual selling price of similar collateral that has been liquidated to the most recent appraised value for unsold properties to determine what additional adjustment, if any, should be made to the appraisal value to arrive at fair value. Adjustments are routinely made in the appraisal process by the independent appraisers to adjust for differences between the comparable sales and income data available. The following table presents quantitative information about Level 3 June 30, 2022 December 31, 2021 Range Range Fair Value Fair Value Valuation (Weighted Average) (Weighted Average) Description 6/30/2022 12/31/2021 Technique Significant Unobservable Input 6/30/2022 12/31/2021 Other Real Estate: RE – Commercial $ 369 $ 487 Third Party appraisals Management Adjustments to Reflect Current Conditions and Selling Costs 2% 17% (10.0 )% 17% 51% (37.0 )%

Note 10 - Business Combinations

Note 10 - Business Combinations - Acquisition of Feather River Bancorp, Inc.	6 Months Ended
	Jun. 30, 2022
Notes to Financial Statements
Business Combination Disclosure [Text Block]	10. On July 1, 2021, March 10, 2021 ( As part of its business strategy, the Company regularly reviews its business strategies and opportunities to enhance the value of its franchise, including through acquisitions. The Transaction is consistent with the Company’s business strategy, which will ( 1 2 3 Pursuant to the terms of the definitive merger agreement between the Company and FRB, each issued and outstanding share of common stock of FRB (the “Common Shares”), was converted into the right to receive, at the election of each holder of Common Shares, either (i) shares of common stock of the Company (“Plumas Common Stock”) or (ii) cash (the “Merger Consideration”). Shareholder elections were subject to proration such that aggregate Merger Consideration payable by the Company was comprised of (i) $4,738,583 in cash (the “Aggregate Cash Amount”) and (ii) 598,020 shares of Plumas Common Stock (the “Aggregate Plumas Share Amount”). Holders of Common Shares received either $19.14 in cash or 0.614 shares of Plumas Common Stock. The value of the total deal consideration was approximately $23.4 million, which is based upon the volume-weighted average trading price of Plumas common stock for the 10 July 1, 2021, Immediately after the Transaction, the newly combined company, operating as Plumas Bancorp with its banking subsidiary, Plumas Bank, had total assets of approximately $1.5 billion. The following table reflects the estimated fair values of the assets acquired and liabilities assumed related to the FRB Acquisition as of July 1, 2021 ( Assets: Cash and cash equivalents $ 28,369 Loans 160,409 Core deposit intangible 1,037 Goodwill 5,502 Bank premises and equipment 2,657 Right of use asset 2,359 Other assets 4,627 Total assets acquired $ 204,960 Liabilities: Deposits: Non-interest bearing $ 89,479 Interest bearing Savings accounts 9,353 Money market accounts 45,600 Time accounts 32,279 Total deposits 176,711 Lease Liabilities 2,359 Deferred tax liability 402 Other liabilities 2,093 Total liabilities assumed $ 181,565 Merger consideration (cash payments of $4.7 $18.7 $ 23,395 The following table presents the net assets acquired from FRB and the estimated fair value adjustments as of July 1, 2021 ( Book value of net assets acquired from FRB $ 16,292 Fair value adjustments: Loans 2,453 Bank premises and equipment (1,218 ) Right of use asset 2,359 Lease liability (2,359 ) Core deposit intangible asset 1,037 Total purchase accounting adjustments $ 2,272 Deferred tax liabilities (tax effect of purchase accounting adjustments at 29.56% (671 ) Fair value of net assets acquired from FRB $ 17,893 Merger consideration 23,395 Less: fair value of net assets acquired from FRB (17,893 ) Goodwill 5,502 As a result of the Acquisition, we recorded $5.5 million in goodwill, which represents the excess of the total purchase price paid over the fair value of the assets acquired, net of the fair values of liabilities assumed. Goodwill mainly reflects expected value created through the combined operations of Plumas Bank and Bank of Feather River. Goodwill arising from the acquisition consists largely of the synergies and economies of scale expected from combining the operations into Plumas Bank. None

Significant Accounting Policies

Significant Accounting Policies (Policies)	6 Months Ended
	Jun. 30, 2022
Accounting Policies [Abstract]
Consolidation, Policy [Policy Text Block]	Consolidation and Basis of Presentation The consolidated financial statements include the accounts of the Company and the consolidated accounts of its wholly-owned subsidiary, Plumas Bank. All significant intercompany balances and transactions have been eliminated. Plumas Statutory Trust I and Trust II are not The accounting and reporting policies of Plumas Bancorp and subsidiary conform with accounting principles generally accepted in the United States of America and prevailing practices within the banking industry. In the opinion of management, the unaudited condensed consolidated financial statements contain all adjustments (consisting of only normal recurring adjustments) necessary to present fairly the Company’s financial position at June 30, 2022 three six December 31, 2021 The unaudited condensed consolidated financial statements of the Company have been prepared pursuant to the rules and regulations of the Securities and Exchange Commission (“SEC”) for interim reporting on Form 10 not 2021 10 three six June 30, 2022 may not
Segment Reporting, Policy [Policy Text Block]	S egment Information Management has determined that since all of the banking products and services offered by the Company are available in each branch of the Bank, all branches are located within the same economic environment and management does not No 10
Revenue [Policy Text Block]	Revenue from Contracts with Customers The Company records revenue from contracts with customers in accordance with Accounting Standards Codification Topic 606, 606” 606, not Most of the Company’s revenue-generating transactions are not 606, not 606
Financing Receivable, Held-for-sale [Policy Text Block]	Loans Held for Sale Included in the loan portfolio are loans which are 75% to 90% guaranteed by the Small Business Administration (SBA), US Department of Agriculture Rural Business-Cooperative Service (RBS) and Farm Service Agency (FSA). The guaranteed portion of these loans may third As of June 30, 2022 December 31, 2021 may
Goodwill and Intangible Assets, Policy [Policy Text Block]	Goodwill and Other Intangible Assets Goodwill arises from business combinations and is generally determined as the excess of the fair value of the consideration transferred, plus the fair value of any noncontrolling interests in the acquiree, over the fair value of the net assets acquired and liabilities assumed as of the acquisition date. Goodwill acquired in a purchase business combination and determined to have an indefinite useful life is not ten
New Accounting Pronouncements, Policy [Policy Text Block]	Pending Accounting Pronouncements In June 2016, No. 2016 13, No. 2016 13 1 2 not not No. 2016 13 October 16, 2019, No. 2016 13 December 31, 2022, not No. 2016 13. second 2021 No. 2016 13

Note 3 - Investment Securitie_2

Note 3 - Investment Securities Available for Sale (Tables)	6 Months Ended
	Jun. 30, 2022
Notes Tables
Schedule of Available-for-Sale Securities Reconciliation [Table Text Block]	Available-for-Sale June 30, 2022 Gross Gross Amortized Unrealized Unrealized Fair Cost Gains Losses Value Debt securities: U.S. Treasury securities $ 9,936 $ 19 $ (45 ) $ 9,910 U.S. Government-sponsored agencies collateralized by mortgage obligations - residential 199,076 113 (15,331 ) 183,858 U.S. Government-agencies collateralized by mortgage obligations - commercial 76,887 84 (7,634 ) 69,337 Obligations of states and political subdivisions 118,090 94 (16,100 ) 102,084 $ 403,989 $ 310 $ (39,110 ) $ 365,189 Available-for-Sale December 31, 2021 Gross Gross Amortized Unrealized Unrealized Fair Cost Gains Losses Value Debt securities: U.S. Government-sponsored agencies collateralized by mortgage obligations - residential $ 150,646 $ 1,636 $ (1,248 ) $ 151,034 U.S. Government-agencies collateralized by mortgage obligations - commercial 58,282 11 (1,068 ) 57,225 Obligations of states and political subdivisions 95,320 2,592 (257 ) 97,655 $ 304,248 $ 4,239 $ (2,573 ) $ 305,914
Schedule of Unrealized Loss on Investments [Table Text Block]	June 30, 2022 Less than 12 Months 12 Months or More Total Fair Unrealized Fair Unrealized Fair Unrealized Value Losses Value Losses Value Losses Debt securities: U.S. Treasury securities $ 6,934 $ 45 $ - $ - $ 6,934 $ 45 U.S. Government-sponsored agencies collateralized by mortgage obligations - residential 153,888 13,093 11,777 2,238 165,665 15,331 U.S. Government-agencies collateralized by mortgage obligations - commercial 52,756 5,894 10,596 1,740 63,352 7,634 Obligations of states and political subdivisions 87,259 15,040 2,586 1,060 89,845 16,100 $ 300,837 $ 34,072 $ 24,959 $ 5,038 $ 325,796 $ 39,110 December 31, 2021 Less than 12 Months 12 Months or More Total Fair Unrealized Fair Unrealized Fair Unrealized Value Losses Value Losses Value Losses Debt securities: U.S. Government-sponsored agencies collateralized by mortgage obligations -residential $ 70,742 $ 1,076 $ 2,324 $ 172 $ 73,066 $ 1,248 U.S. Government-agencies collateralized by mortgage obligations - commercial 54,214 1,068 - - 54,214 1,068 Obligations of states and political subdivisions 22,434 241 515 16 22,949 257 $ 147,390 $ 2,385 $ 2,839 $ 188 $ 150,229 $ 2,573
Investments Classified by Contractual Maturity Date [Table Text Block]	Amortized Cost Estimated Fair Value Within one year $ 732 $ 734 After one year through five years 14,831 14,828 After five years through ten years 12,154 11,950 After ten years 100,309 84,482 Investment securities not due at a single maturity date: Government- agencies commercial mortgage-backed securities 76,887 69,337 Government-sponsored agencies residential mortgage-backed securities 199,076 183,858 $ 403,989 $ 365,189

Note 4 - Loans and the Allowa_2

Note 4 - Loans and the Allowance for Loan Losses (Tables)	6 Months Ended
	Jun. 30, 2022
Notes Tables
Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block]	June 30, December 31, 2022 2021 Commercial $ 84,378 $ 99,804 Agricultural 125,807 126,456 Real estate – residential 15,867 15,837 Real estate – commercial 447,980 418,609 Real estate – construction and land development 60,891 51,526 Equity lines of credit 34,745 32,793 Auto 87,907 89,046 Other 4,577 4,516 Total loans 862,152 838,587 Deferred loan costs, net 2,194 1,150 Allowance for loan losses (10,919 ) (10,352 ) Total net loans $ 853,427 $ 829,385
Financing Receivable, Allowance for Credit Loss [Table Text Block]	June 30, December 31, 2022 2021 Balance, beginning of period $ 10,352 $ 9,902 Provision charged to operations 700 1,125 Losses charged to allowance (469 ) (938 ) Recoveries 336 263 Balance, end of period $ 10,919 $ 10,352
Certain Loans Acquired in Transfer Not Accounted for as Debt Securities Acquired During Period [Table Text Block]	(in thousands) Balance at December 31, 2021 $ 28 Additions - Removals 1 (10 ) Accretion (3 ) Balance at June 30, 2022 $ 15
Financing Receivable Credit Quality Indicators [Table Text Block]	June 30, 2022 Commercial Credit Exposure Credit Risk Profile by Internally Assigned Grade Grade: Commercial Agricultural Real Estate-Residential Real Estate-Commercial Real Estate-Construction Equity LOC Total Pass $ 80,240 $ 122,944 $ 15,641 $ 443,707 $ 60,808 $ 34,313 $ 757,653 Special Mention 4,046 2,538 - 2,572 - - 9,156 Substandard 92 325 226 1,701 83 432 2,859 Doubtful - - - - - - - Total $ 84,378 $ 125,807 $ 15,867 $ 447,980 $ 60,891 $ 34,745 $ 769,668 December 31, 2021 Commercial Credit Exposure Credit Risk Profile by Internally Assigned Grade Grade: Commercial Agricultural Real Estate-Residential Real Estate-Commercial Real Estate-Construction Equity LOC Total Pass $ 96,052 $ 124,866 $ 15,594 $ 414,175 $ 51,455 $ 32,349 $ 734,491 Special Mention 3,721 1,072 150 62 - - 5,005 Substandard 31 518 93 4,372 71 444 5,529 Doubtful - - - - - - - Total $ 99,804 $ 126,456 $ 15,837 $ 418,609 $ 51,526 $ 32,793 $ 745,025
Financing Receivable, Current, Allowance for Credit Loss [Table Text Block]	Six Months Ended June 30, 2022: Commercial Agricultural Real Estate-Residential Real Estate-Commercial Real Estate-Construction Equity LOC Auto Other Total Allowance for Loan Losses Beginning balance $ 1,074 $ 791 $ 168 $ 4,549 $ 1,325 $ 426 $ 1,911 $ 108 $ 10,352 Charge-offs - - - (19 ) - - (419 ) (31 ) (469 ) Recoveries 17 - 2 - - - 311 6 336 Provision (189 ) 303 (31 ) (135 ) 434 167 97 54 700 Ending balance $ 902 $ 1,094 $ 139 $ 4,395 $ 1,759 $ 593 $ 1,900 $ 137 $ 10,919 Three Months Ended June 30, 2022: Beginning balance $ 893 $ 947 $ 132 $ 4,322 $ 1,545 $ 554 $ 1,880 $ 129 $ 10,402 Charge-offs - - - - - - (85 ) (11 ) (96 ) Recoveries 11 - 1 1 - - 197 3 213 Provision (2 ) 147 6 72 214 39 (92 ) 16 400 Ending balance $ 902 $ 1,094 $ 139 $ 4,395 $ 1,759 $ 593 $ 1,900 $ 137 $ 10,919 Six Months Ended June 30, 2021: Allowance for Loan Losses Beginning balance $ 950 $ 757 $ 164 $ 5,089 $ 554 $ 499 $ 1,768 $ 121 $ 9,902 Charge-offs (161 ) - - - - - (346 ) (37 ) (544 ) Recoveries 47 - 1 4 - 2 77 14 145 Provision 47 (76 ) (34 ) 252 52 (47 ) 411 20 625 Ending balance $ 883 $ 681 $ 131 $ 5,345 $ 606 $ 454 $ 1,910 $ 118 $ 10,128 Three Months Ended June 30, 2021: Allowance for Loan Losses Beginning balance $ 777 $ 698 $ 169 $ 5,132 $ 657 $ 484 $ 1,928 $ 117 $ 9,962 Charge-offs (8 ) - - - - - (128 ) (16 ) (152 ) Recoveries 5 - - 1 - 1 58 3 68 Provision 109 (17 ) (38 ) 212 (51 ) (31 ) 52 14 250 Ending balance $ 883 $ 681 $ 131 $ 5,345 $ 606 $ 454 $ 1,910 $ 118 $ 10,128 June 30, 2022: Allowance for Loan Losses Ending balance: individually evaluated for impairment $ 16 $ - $ 23 $ - $ - $ - $ - $ - $ 39 Ending balance: collectively evaluated for impairment 886 1,094 116 4,395 1,759 593 1,900 137 10,880 Ending balance $ 902 $ 1,094 $ 139 $ 4,395 $ 1,759 $ 593 $ 1,900 $ 137 $ 10,919 Loans Ending balance: individually evaluated for impairment $ 19 $ 235 $ 691 $ 97 $ 98 $ 254 $ - $ - $ 1,394 Ending balance: collectively evaluated for impairment 84,359 125,572 15,176 447,883 60,793 34,491 87,907 4,577 860,758 Ending balance $ 84,378 $ 125,807 $ 15,867 $ 447,980 $ 60,891 $ 34,745 $ 87,907 $ 4,577 $ 862,152 December 31, 2021: Commercial Agricultural Real Estate-Residential Real Estate-Commercial Real Estate-Construction Equity LOC Auto Other Total Allowance for Loan Losses Ending balance: individually evaluated for impairment $ - $ - $ 23 $ - $ 5 $ - $ - $ - $ 28 Ending balance: collectively evaluated for impairment 1,074 791 145 4,549 1,320 426 1,911 108 10,324 Ending Balance $ 1,074 $ 791 $ 168 $ 4,549 $ 1,325 $ 426 $ 1,911 $ 108 $ 10,352 Loans Ending balance: individually evaluated for impairment $ - $ 238 $ 557 $ 3,697 $ 102 $ 263 $ - $ - $ 4,857 Ending balance: collectively evaluated for impairment 99,804 126,218 15,280 414,912 51,424 32,530 89,046 4,516 833,730 Ending balance $ 99,804 $ 126,456 $ 15,837 $ 418,609 $ 51,526 $ 32,793 $ 89,046 $ 4,516 $ 838,587
Financing Receivable, Past Due [Table Text Block]	Total June 30, 2022 90 Days Past Due 30-89 Days and Still and Past Due Accruing Nonaccrual Nonaccrual Current Total Commercial $ 388 $ - $ 22 $ 410 $ 83,968 $ 84,378 Agricultural 601 - 601 125,206 125,807 Real estate – residential - - 226 226 15,641 15,867 Real estate – commercial 25 - 109 134 447,846 447,980 Real estate - construction & land 272 - 83 355 60,536 60,891 Equity Lines of Credit 111 - 432 543 34,202 34,745 Auto 1,911 - 668 2,579 85,328 87,907 Other 68 - 11 79 4,498 4,577 Total $ 3,376 $ - $ 1,551 $ 4,927 $ 857,225 $ 862,152 Total December 31, 2021 90 Days Past Due 30-89 Days and Still and Past Due Accruing Nonaccrual Nonaccrual Current Total Commercial $ 705 $ - $ - $ 705 $ 99,099 $ 99,804 Agricultural 345 - - 345 126,111 126,456 Real estate – residential 150 - 93 243 15,594 15,837 Real estate - commercial 68 - 3,710 3,778 414,831 418,609 Real estate - construction & land - - 71 71 51,455 51,526 Equity Lines of Credit 450 - 444 894 31,899 32,793 Auto 1,679 - 521 2,200 86,846 89,046 Other 122 - 24 146 4,370 4,516 Total $ 3,519 $ - $ 4,863 $ 8,382 $ 830,205 $ 838,587
Impaired Financing Receivables [Table Text Block]	Unpaid Average Interest Recorded Principal Related Recorded Income As of June 30, 2022: Investment Balance Allowance Investment Recognized With no related allowance recorded: Commercial $ - $ - $ - $ - $ - Agricultural 235 235 - 236 9 Real estate – residential 521 545 - 512 14 Real estate – commercial 97 108 - 97 - Real estate – construction & land 98 98 - 100 3 Equity Lines of Credit 254 302 - 259 - Auto - - - - - Other - - - - - With an allowance recorded: Commercial $ 19 $ 19 $ 16 $ 3 $ - Agricultural - - - - - Real estate – residential 170 170 22 171 4 Real estate – commercial - - - - - Real estate – construction & land - - - - - Equity Lines of Credit - - - - - Auto - - - - - Other - - - - - Total: Commercial $ 19 $ 19 $ 16 $ 3 $ - Agricultural 235 235 - 236 9 Real estate – residential 691 715 22 683 18 Real estate – commercial 97 108 - 97 0 Real estate – construction & land 98 98 - 100 3 Equity Lines of Credit 254 302 - 259 0 Auto - - - - - Other - - - - - Total $ 1,394 $ 1,477 $ 38 $ 1,378 $ 30 Unpaid Average Interest Recorded Principal Related Recorded Income As of December 31, 2021: Investment Balance Allowance Investment Recognized With no related allowance recorded: Commercial $ - $ - $ - $ - $ - Agricultural 238 238 - 241 18 Real estate – residential 386 399 - 387 29 Real estate – commercial 3,697 3,834 - 2,188 - Real estate – construction & land - - - - - Equity Lines of Credit 263 304 - 275 - Auto - - - - - Other - - - - - With an allowance recorded: Commercial $ - $ - $ - $ - $ - Agricultural - - - - - Real estate – residential 171 171 23 173 7 Real estate – commercial - - - - - Real estate – construction & land 102 102 5 105 6 Equity Lines of Credit - - - - - Auto - - - - - Other - - - - - Total: Commercial $ - $ - $ - $ - $ - Agricultural 238 238 - 241 18 Real estate – residential 557 570 23 560 36 Real estate – commercial 3,697 3,834 - 2,188 - Real estate – construction & land 102 102 5 105 6 Equity Lines of Credit 263 304 - 275 - Auto - - - - - Other - - - - - Total $ 4,857 $ 5,048 $ 28 $ 3,369 $ 60
Consumer Portfolio Segment [Member]
Notes Tables
Financing Receivable Credit Quality Indicators [Table Text Block]	Consumer Credit Exposure Consumer Credit Exposure Credit Risk Profile Based on Payment Activity Credit Risk Profile Based on Payment Activity June 30, 2022 December 31, 2021 Auto Other Total Auto Other Total Grade: Performing $ 87,239 $ 4,566 $ 91,805 $ 88,525 $ 4,492 $ 93,017 Non-performing 668 11 679 521 24 545 Total $ 87,907 $ 4,577 $ 92,484 $ 89,046 $ 4,516 $ 93,562

Note 6 - Earnings Per Share (Ta

Note 6 - Earnings Per Share (Tables)	6 Months Ended
	Jun. 30, 2022
Notes Tables
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]	For the Three Months Ended For the Six Months Ended June 30, June 30, (In thousands, except per share data) 2022 2021 2022 2021 Net Income: Net income $ 5,680 $ 4,487 $ 11,397 $ 8,928 Earnings Per Share: Basic earnings per share $ 0.97 $ 0.86 $ 1.95 $ 1.72 Diluted earnings per share $ 0.96 $ 0.85 $ 1.93 $ 1.69 Weighted Average Number of Shares Outstanding: Basic shares 5,843 5,197 5,834 5,192 Diluted shares 5,909 5,280 5,913 5,272

Note 7 - Stock-based Compensa_2

Note 7 - Stock-based Compensation (Tables)	6 Months Ended
	Jun. 30, 2022
Notes Tables
Share-Based Payment Arrangement, Option, Activity [Table Text Block]	Shares Weighted Average Exercise Price Weighted Average Remaining Contractual Term in Years Intrinsic Value Options outstanding at January 1, 2022 223,617 $ 19.71 Options cancelled - - Options exercised (29,700 ) 10.09 Options outstanding at June 30, 2022 193,917 $ 21.19 4.5 $ 1,425,290 Options exercisable at June 30, 2022 134,217 $ 20.98 4.1 $ 1,014,681 Expected to vest after June 30, 2022 52,375 $ 21.66 5.3 $ 360,437

Note 9 - Fair Value Measureme_2

Note 9 - Fair Value Measurement (Tables)	6 Months Ended
	Jun. 30, 2022
Notes Tables
Fair Value, by Balance Sheet Grouping [Table Text Block]	Fair Value Measurements at June 30, 2022, Using: Carrying Value Level 1 Level 2 Level 3 Total Fair Value Financial assets: Cash and cash equivalents $ 317,657 $ 317,657 $ - $ - $ 317,657 Investment securities 365,189 - 365,189 - 365,189 Interest rate swaps 1,623 - 1,623 - 1,623 Loan, held for sale 4,646 - 4,788 - 4,788 Loans, net 853,427 - - 821,464 821,464 FHLB stock 4,964 - - - N/A FRB Stock 1,361 - - - N/A Accrued interest receivable 6,099 13 1,569 4,517 6,099 Financial liabilities: Deposits 1,472,602 1,412,065 60,849 - 1,472,914 Repurchase agreements 10,418 - 10,418 - 10,418 Junior subordinated deferrable interest debentures 10,310 - - 8,506 8,506 Accrued interest payable 75 8 51 16 75 Fair Value Measurements at December 31, 2021 Using: Carrying Value Level 1 Level 2 Level 3 Total Fair Value Financial assets: Cash and cash equivalents $ 380,584 $ 380,584 $ 380,584 Investment securities 305,914 305,914 305,914 Interest rate swaps 607 607 607 Loans held for sale 31,277 33,284 33,284 Loans, net 829,385 844,764 844,764 FHLB stock 4,450 N/A FRB Stock 1,358 N/A Accrued interest receivable 5,800 3 1,082 4,715 5,800 Financial liabilities: Deposits 1,438,999 1,374,637 65,398 1,440,035 Repurchase agreements 17,283 17,283 17,283 Junior subordinated deferrable interest debentures 10,310 7,342 7,342 Accrued interest payable 78 9 56 13 78
Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block]	Fair Value Measurements at June 30, 2022 Using Quoted Prices in Active Significant Markets for Other Significant Identical Observable Unobservable Assets Inputs Inputs Total Fair Value (Level 1) (Level 2) (Level 3) Assets: U.S. Treasury securities $ 9,910 $ 9,910 U.S. Government-sponsored agencies collateralized by mortgage obligations- residential 183,858 - 183,858 - U.S. Government-agencies collateralized by mortgage obligations-commercial 69,337 - 69,337 - Obligations of states and political subdivisions 102,084 - 102,084 - Interest rate swaps 1,623 - 1,623 - $ 366,812 $ - $ 366,812 $ - Fair Value Measurements at December 31, 2021 Using Quoted Prices in Active Significant Markets for Other Significant Identical Observable Unobservable Assets Inputs Inputs Total Fair Value (Level 1) (Level 2) (Level 3) Assets: U.S. Government-sponsored agencies collateralized by mortgage obligations-residential $ 151,034 $ - $ 151,034 $ - U.S. Government agencies collateralized by mortgage obligations-commercial 57,225 - 57,225 - Obligations of states and political subdivisions 97,655 - 97,655 - Interest rate swaps 607 - 607 - $ 306,521 $ - $ 306,521 $ -
Fair Value Measurements, Nonrecurring [Table Text Block]	Fair Value Measurements at June 30, 2022 Using Quoted Prices in Total Active Significant Losses Markets for Other Significant Six Months Identical Observable Unobservable Ended Assets Inputs Inputs June 30, Total Fair Value (Level 1) (Level 2) (Level 3) 2022 Assets: Other real estate: Real estate – commercial $ 369 $ - $ - $ 369 $ - Fair Value Measurements at December 31, 2021 Using Quoted Prices in Total Active Significant Losses Markets for Other Significant Three Months Identical Observable Unobservable Ended Total Assets Inputs Inputs March 31, Fair Value (Level 1) (Level 2) (Level 3) 2021 Assets: Other real estate: Real estate – commercial $ 487 - - $ 487 -
Fair Value Measurement Inputs and Valuation Techniques [Table Text Block]	Range Range Fair Value Fair Value Valuation (Weighted Average) (Weighted Average) Description 6/30/2022 12/31/2021 Technique Significant Unobservable Input 6/30/2022 12/31/2021 Other Real Estate: RE – Commercial $ 369 $ 487 Third Party appraisals Management Adjustments to Reflect Current Conditions and Selling Costs 2% 17% (10.0 )% 17% 51% (37.0 )%

Note 10 - Business Combinatio_2

Note 10 - Business Combinations - Acquisition of Feather River Bancorp, Inc. (Tables)	6 Months Ended
	Jun. 30, 2022
Notes Tables
Schedule of Recognized Identified Assets Acquired and Liabilities Assumed [Table Text Block]	Assets: Cash and cash equivalents $ 28,369 Loans 160,409 Core deposit intangible 1,037 Goodwill 5,502 Bank premises and equipment 2,657 Right of use asset 2,359 Other assets 4,627 Total assets acquired $ 204,960 Liabilities: Deposits: Non-interest bearing $ 89,479 Interest bearing Savings accounts 9,353 Money market accounts 45,600 Time accounts 32,279 Total deposits 176,711 Lease Liabilities 2,359 Deferred tax liability 402 Other liabilities 2,093 Total liabilities assumed $ 181,565 Merger consideration (cash payments of $4.7 $18.7 $ 23,395 Book value of net assets acquired from FRB $ 16,292 Fair value adjustments: Loans 2,453 Bank premises and equipment (1,218 ) Right of use asset 2,359 Lease liability (2,359 ) Core deposit intangible asset 1,037 Total purchase accounting adjustments $ 2,272 Deferred tax liabilities (tax effect of purchase accounting adjustments at 29.56% (671 ) Fair value of net assets acquired from FRB $ 17,893 Merger consideration 23,395 Less: fair value of net assets acquired from FRB (17,893 ) Goodwill 5,502

Note 2 - Summary of Significa_2

Note 2 - Summary of Significant Accounting Policies (Details Textual) - USD ($)	6 Months Ended
	Jun. 30, 2022	Dec. 31, 2021
Financing Receivable, Held-for-Sale, Not Part of Disposal Group, after Valuation Allowance, Ending Balance	$ 4,646,000	$ 31,277,000
Core Deposits [Member] | Feather River Bancorp, Inc. [Member]
Finite-Lived Intangible Asset, Useful Life (Year)	10 years
SBA, RBS and FSA [Member] | Minimum [Member]
Loans Held-for-sale, Percent Guaranteed	75%
SBA, RBS and FSA [Member] | Maximum [Member]
Loans Held-for-sale, Percent Guaranteed	90%
SBA [Member]
Financing Receivable, Held-for-Sale, Not Part of Disposal Group, after Valuation Allowance, Ending Balance	$ 4,600,000	$ 31,300,000
Plumas Statutory Trust I [Member] | Accrued Interest Receivable and Other Assets [Member]
Equity Method Investments	368,000
Plumas Statutory Trust II [Member] | Accrued Interest Receivable and Other Assets [Member]
Equity Method Investments	$ 185,000

Note 3 - Investment Securitie_3

Note 3 - Investment Securities Available for Sale (Details Textual)	6 Months Ended
	Jun. 30, 2022 USD ($)	Jun. 30, 2021	Dec. 31, 2021 USD ($)
Debt Securities, Available-for-Sale, Accumulated Gross Unrealized Gain (Loss), before Tax, Total	$ 38,800,000		$ 1,666,000
Available-for-sale Securities Income Tax Expense (Benefit) on Accumulated Gross Unrealized Gains Losses	$ 11,469,000		(493,000)
Number of Securities Sold During Period	0	0
Debt Securities, Held-to-Maturity, Amortized Cost, before Allowance for Credit Loss, Total	$ 0		0
Number of Investment Securities	350
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, Less than 12 Months, Number of Positions	286
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, 12 Months or Longer, Number of Positions	18
Available-for-sale Debt Securities Pledged to Secure Deposits and Repurchase Agreements Amortized Cost Basis	$ 161,332,000		134,749,000
Collateral Pledged [Member]
Debt Securities, Available-for-Sale, Restricted	$ 146,316,000		$ 134,791,000
US Treasury Securities [Member]
Number of Investment Securities	3
Residential Mortgage Backed Securities Issued by US Government Sponsored Enterprises [Member]
Number of Investment Securities	90
Commercial Mortgage Backed Securities Issued by US Government Agencies [Member]
Number of Investment Securities	42
US States and Political Subdivisions Debt Securities [Member]
Number of Investment Securities	215

Note 3 - Investment Securitie_4

Note 3 - Investment Securities Available for Sale - Amortized Cost and Estimated Fair Value of Investment Securities (Details) - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021
Investment securities available for sale, amortized cost	$ 403,989	$ 304,248
Investment securities available for sale, gross unrealized gains	310	4,239
Investment securities available for sale, gross unrealized losses	(39,110)	(2,573)
Estimated fair value	365,189	305,914
Commercial Mortgage Backed Securities Issued by US Government Agencies [Member]
Investment securities available for sale, amortized cost		58,282
Investment securities available for sale, gross unrealized gains		11
Investment securities available for sale, gross unrealized losses		(1,068)
Estimated fair value		57,225
US Treasury Securities [Member]
Investment securities available for sale, amortized cost	9,936
Investment securities available for sale, gross unrealized gains	19
Investment securities available for sale, gross unrealized losses	(45)
Estimated fair value	9,910
Residential Mortgage Backed Securities Issued by US Government Sponsored Enterprises [Member]
Investment securities available for sale, amortized cost	199,076	150,646
Investment securities available for sale, gross unrealized gains	113	1,636
Investment securities available for sale, gross unrealized losses	(15,331)	(1,248)
Estimated fair value	183,858	151,034
Commercial Mortgage Backed Securities Issued by US Government Agencies [Member]
Investment securities available for sale, amortized cost	76,887
Investment securities available for sale, gross unrealized gains	84
Investment securities available for sale, gross unrealized losses	(7,634)
Estimated fair value	69,337
US States and Political Subdivisions Debt Securities [Member]
Investment securities available for sale, amortized cost	118,090	95,320
Investment securities available for sale, gross unrealized gains	94	2,592
Investment securities available for sale, gross unrealized losses	(16,100)	(257)
Estimated fair value	$ 102,084	$ 97,655

Note 3 - Investment Securitie_5

Note 3 - Investment Securities Available for Sale - Investment Securities With Unrealized Losses (Details) - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021
Less than 12 months fair value	$ 300,837	$ 147,390
Less than 12 months unrealized losses	34,072	2,385
12 months or more fair value	24,959	2,839
12 months or more unrealized losses	5,038	188
Total fair value	325,796	150,229
Total unrealized losses	39,110	2,573
US Treasury Securities [Member]
Less than 12 months fair value	6,934
Less than 12 months unrealized losses	45
12 months or more fair value	0
12 months or more unrealized losses	0
Total fair value	6,934
Total unrealized losses	45
Residential Mortgage Backed Securities Issued by US Government Sponsored Enterprises [Member]
Less than 12 months fair value	153,888	70,742
Less than 12 months unrealized losses	13,093	1,076
12 months or more fair value	11,777	2,324
12 months or more unrealized losses	2,238	172
Total fair value	165,665	73,066
Total unrealized losses	15,331	1,248
Commercial Mortgage Backed Securities Issued by US Government Agencies [Member]
Less than 12 months fair value	52,756	54,214
Less than 12 months unrealized losses	5,894	1,068
12 months or more fair value	10,596	0
12 months or more unrealized losses	1,740	0
Total fair value	63,352	54,214
Total unrealized losses	7,634	1,068
US States and Political Subdivisions Debt Securities [Member]
Less than 12 months fair value	87,259	22,434
Less than 12 months unrealized losses	15,040	241
12 months or more fair value	2,586	515
12 months or more unrealized losses	1,060	16
Total fair value	89,845	22,949
Total unrealized losses	$ 16,100	$ 257

Note 3 - Investment Securitie_6

Note 3 - Investment Securities Available for Sale - Investment Securities by Contractual Maturity (Details) - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021
Within one year, amortized cost	$ 732
Within one year, estimated fair value	734
After one year through five years, amortized cost	14,831
After one year through five years, estimated fair value	14,828
After five years through ten years, amortized cost	12,154
After five years through ten years, estimated fair value	11,950
After ten years, amortized cost	100,309
After ten years, estimated fair value	84,482
Amortized Cost	403,989	$ 304,248
Estimated fair value	365,189	305,914
Commercial Mortgage Backed Securities Issued by US Government Agencies [Member]
Investment securities not due at a single maturity date, amortized cost	76,887
Investment securities not due at a single maturity date, estimated fair value	69,337
Amortized Cost	76,887
Estimated fair value	69,337
Residential Mortgage Backed Securities Issued by US Government Sponsored Enterprises [Member]
Investment securities not due at a single maturity date, amortized cost	199,076
Investment securities not due at a single maturity date, estimated fair value	183,858
Amortized Cost	199,076	150,646
Estimated fair value	$ 183,858	$ 151,034

Note 4 - Loans and the Allowa_3

Note 4 - Loans and the Allowance for Loan Losses (Details Textual) Pure in Thousands	3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 30, 2022 USD ($)	Jun. 30, 2021 USD ($)	Jun. 30, 2022 USD ($)	Jun. 30, 2021 USD ($)	Dec. 31, 2021 USD ($)
Impaired Financing Receivable, Recorded Investment	$ 1,394,000		$ 1,394,000		$ 4,857,000
Impaired Financing Receivable, Related Allowance	38,000		38,000		28,000
Impaired Financing Receivable, with Related Allowance, Recorded Investment	189,000		189,000		273,000
Impaired Financing Receivable, with No Related Allowance, Recorded Investment	1,205,000		1,205,000		4,584,000
Impaired Financing Receivable, Average Recorded Investment			1,378,000	$ 2,835,000	3,369,000
Impaired Financing Receivable, Interest Income, Accrual Method	15,000	$ 16,000	30,000	31,000	60,000
Impaired Financing Receivable, Interest Income, Cash Basis Method			0	$ 0
Financing Receivable, Troubled Debt Restructuring	885,000		885,000		897,000
Financing Receivable Modifications Related Allowances	22,000		22,000		28,000
Financing Receivable, Troubled Debt Restructuring, Commitment to Lend	0		$ 0		0
Financing Receivable, Modifications, Number of Contracts			0	0
Financing Receivable, Troubled Debt Restructuring, Subsequent Default, Number of Contracts			0	0
Financing Receivable, Nonaccrual	1,551,000		$ 1,551,000		$ 4,863,000
Loans and Leases Receivable, Impaired, Interest Lost on Nonaccrual Loans	$ 82,000	253,000	$ 151,000	$ 329,000
Number of Loans, 90 Days Past Due and Still Accruing	0		0		0
Deferred Loan Origination Costs	$ 875,000	$ 806,000	$ 1,937,000	$ 1,513,000
Financial Asset Acquired with Credit Deterioration [Member]
Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Carrying Amount, Net	303,000		303,000		$ 496,000
Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Outstanding Balance	324,000		324,000		517,000
Certain Loans Acquired in Transfer, Nonaccretable Difference	$ 21,000		$ 21,000		$ 21,000

Note 4 - Loans and the Allowa_4

Note 4 - Loans and the Allowance for Loan Losses - Outstanding Loans (Details) - USD ($) $ in Thousands	Jun. 30, 2022	Mar. 31, 2022	Dec. 31, 2021	Jun. 30, 2021	Mar. 31, 2021	Dec. 31, 2020
Loans	$ 862,152		$ 838,587	$ 10,128
Deferred loan costs, net	2,194		1,150
Allowance for loan losses	(10,919)	$ (10,402)	(10,352)	(10,128)	$ (9,962)	$ (9,902)
Total net loans	853,427		829,385
Commercial Portfolio Segment [Member] | Commercial Loans [Member]
Loans	84,378		99,804	883
Allowance for loan losses	(902)	(893)	(1,074)	(883)	(777)	(950)
Commercial Portfolio Segment [Member] | Agricultural Loans [Member]
Loans	125,807		126,456	681
Allowance for loan losses	(1,094)	(947)	(791)	(681)	(698)	(757)
Commercial Portfolio Segment [Member] | Real Estate Loan [Member]
Loans	447,980		418,609	5,345
Allowance for loan losses	(4,395)	(4,322)	(4,549)	(5,345)	(5,132)	(5,089)
Commercial Portfolio Segment [Member] | Construction Loans [Member]
Loans	60,891		51,526	606
Allowance for loan losses	(1,759)	(1,545)	(1,325)	(606)	(657)	(554)
Residential Portfolio Segment [Member] | Real Estate Loan [Member]
Loans	15,867		15,837	131
Allowance for loan losses	(139)	(132)	(168)	(131)	(169)	(164)
Residential Portfolio Segment [Member] | Equity Lines of Credit [Member]
Loans	34,745		32,793	454
Allowance for loan losses	(593)	(554)	(426)	(454)	(484)	(499)
Consumer Portfolio Segment [Member] | Automobile Loan [Member]
Loans	87,907		89,046	1,910
Allowance for loan losses	(1,900)	(1,880)	(1,911)	(1,910)	(1,928)	(1,768)
Consumer Portfolio Segment [Member] | Other Loans [Member]
Loans	4,577		4,516	118
Allowance for loan losses	$ (137)	$ (129)	$ (108)	$ (118)	$ (117)	$ (121)

Note 4 - Loans and the Allowa_5

Note 4 - Loans and the Allowance for Loan Losses - Allowance for Loan Losses (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021	Dec. 31, 2021
Beginning balance	$ 10,402	$ 9,962	$ 10,352	$ 9,902	$ 9,902
Provision charged to operations	400	250	700	625	1,125
Losses charged to allowance	(96)	(152)	(469)	(544)	(938)
Recoveries	213	68	336	145	263
Ending balance	$ 10,919	$ 10,128	$ 10,919	$ 10,128	$ 10,352

Note 4 - Loans and the Allowa_6

Note 4 - Loans and the Allowance for Loan Losses - Accretable Yield (Details) $ in Thousands	6 Months Ended
	Jun. 30, 2022 USD ($)
Balance	$ 28
Additions	0
Removals1	(10)	[1]
Accretion	(3)
Balance	$ 15
[1]Represents the accretable difference that is relieved when a loan exits the PCI population due to payoff, full charge-off, or transfer to repossessed assets, etc.

Note 4 - Loans and the Allowa_7

Note 4 - Loans and the Allowance for Loan Losses - Loan Portfolio Allocated by Internal Risk Ratings (Details) - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021	Jun. 30, 2021
Loans	$ 862,152	$ 838,587	$ 10,128
Commercial Portfolio Segment [Member] | Commercial Loans [Member]
Loans	84,378	99,804	883
Commercial Portfolio Segment [Member] | Agricultural Loans [Member]
Loans	125,807	126,456	681
Commercial Portfolio Segment [Member] | Real Estate Loan [Member]
Loans	447,980	418,609	5,345
Commercial Portfolio Segment [Member] | Construction Loans [Member]
Loans	60,891	51,526	606
Residential Portfolio Segment [Member] | Real Estate Loan [Member]
Loans	15,867	15,837	131
Residential Portfolio Segment [Member] | Equity Lines of Credit [Member]
Loans	34,745	32,793	$ 454
Commercial and Residential Portfolio Segments [Member]
Loans	769,668	745,025
Pass [Member] | Commercial Portfolio Segment [Member] | Commercial Loans [Member]
Loans	80,240	96,052
Pass [Member] | Commercial Portfolio Segment [Member] | Agricultural Loans [Member]
Loans	122,944	124,866
Pass [Member] | Commercial Portfolio Segment [Member] | Real Estate Loan [Member]
Loans	443,707	414,175
Pass [Member] | Commercial Portfolio Segment [Member] | Construction Loans [Member]
Loans	60,808	51,455
Pass [Member] | Residential Portfolio Segment [Member] | Real Estate Loan [Member]
Loans	15,641	15,594
Pass [Member] | Residential Portfolio Segment [Member] | Equity Lines of Credit [Member]
Loans	34,313	32,349
Pass [Member] | Commercial and Residential Portfolio Segments [Member]
Loans	757,653	734,491
Special Mention [Member] | Commercial Portfolio Segment [Member] | Commercial Loans [Member]
Loans	4,046	3,721
Special Mention [Member] | Commercial Portfolio Segment [Member] | Agricultural Loans [Member]
Loans	2,538	1,072
Special Mention [Member] | Commercial Portfolio Segment [Member] | Real Estate Loan [Member]
Loans	2,572	62
Special Mention [Member] | Commercial Portfolio Segment [Member] | Construction Loans [Member]
Loans	0	0
Special Mention [Member] | Residential Portfolio Segment [Member] | Real Estate Loan [Member]
Loans	0	150
Special Mention [Member] | Residential Portfolio Segment [Member] | Equity Lines of Credit [Member]
Loans	0	0
Special Mention [Member] | Commercial and Residential Portfolio Segments [Member]
Loans	9,156	5,005
Substandard [Member] | Commercial Portfolio Segment [Member] | Commercial Loans [Member]
Loans	92	31
Substandard [Member] | Commercial Portfolio Segment [Member] | Agricultural Loans [Member]
Loans	325	518
Substandard [Member] | Commercial Portfolio Segment [Member] | Real Estate Loan [Member]
Loans	1,701	4,372
Substandard [Member] | Commercial Portfolio Segment [Member] | Construction Loans [Member]
Loans	83	71
Substandard [Member] | Residential Portfolio Segment [Member] | Real Estate Loan [Member]
Loans	226	93
Substandard [Member] | Residential Portfolio Segment [Member] | Equity Lines of Credit [Member]
Loans	432	444
Substandard [Member] | Commercial and Residential Portfolio Segments [Member]
Loans	2,859	5,529
Doubtful [Member] | Commercial Portfolio Segment [Member] | Commercial Loans [Member]
Loans	0	0
Doubtful [Member] | Commercial Portfolio Segment [Member] | Agricultural Loans [Member]
Loans	0	0
Doubtful [Member] | Commercial Portfolio Segment [Member] | Real Estate Loan [Member]
Loans	0	0
Doubtful [Member] | Commercial Portfolio Segment [Member] | Construction Loans [Member]
Loans	0	0
Doubtful [Member] | Residential Portfolio Segment [Member] | Real Estate Loan [Member]
Loans	0	0
Doubtful [Member] | Residential Portfolio Segment [Member] | Equity Lines of Credit [Member]
Loans	0	0
Doubtful [Member] | Commercial and Residential Portfolio Segments [Member]
Loans	$ 0	$ 0

Note 4 - Loans and the Allowa_8

Note 4 - Loans and the Allowance for Loan Losses - Credit Risk Profile by Internally Assigned Grade (Details) - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021	Jun. 30, 2021
Loans	$ 862,152	$ 838,587	$ 10,128
Consumer Portfolio Segment [Member] | Performing Financial Instruments [Member]
Loans	91,805	93,017
Consumer Portfolio Segment [Member] | Nonperforming Financial Instruments [Member]
Loans	679	545
Consumer Portfolio Segment [Member] | Automobile Loan [Member]
Loans	87,907	89,046	1,910
Consumer Portfolio Segment [Member] | Automobile Loan [Member] | Performing Financial Instruments [Member]
Loans	87,239	88,525
Consumer Portfolio Segment [Member] | Automobile Loan [Member] | Nonperforming Financial Instruments [Member]
Loans	668	521
Consumer Portfolio Segment [Member] | Other Loans [Member]
Loans	4,577	4,516	$ 118
Consumer Portfolio Segment [Member] | Other Loans [Member] | Performing Financial Instruments [Member]
Loans	4,566	4,492
Consumer Portfolio Segment [Member] | Other Loans [Member] | Nonperforming Financial Instruments [Member]
Loans	11	24
Consumer Portfolio Segment [Member] | Residential Portfolio Segment [Member]
Loans	$ 92,484
Consumer Portfolio Segment [Member] | Commercial Portfolio Segment [Member]
Loans		$ 93,562

Note 4 - Loans and the Allowa_9

Note 4 - Loans and the Allowance for Loan Losses - Allocation of the Allowance for Loan Losses (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021	Dec. 31, 2021
Beginning balance	$ 10,402	$ 9,962	$ 10,352	$ 9,902	$ 9,902
Charge-offs	(96)	(152)	(469)	(544)	(938)
Recoveries	213	68	336	145	263
Provision	400	250	700	625	1,125
Ending balance	10,919	10,128	10,919	10,128	10,352
Recoveries	213	68	336	145	263
Provision	400	250	700	625	1,125
Allowance for loan losses, individually evaluated for impairment	39		39		28
Allowance for loan losses, collectively evaluated for impairment	10,880		10,880		10,324
Loans, individually evaluated for impairment	1,394		1,394		4,857
Loans, collectively evaluated for impairment	860,758		860,758		833,730
Ending balance	862,152	10,128	862,152	10,128	838,587
Commercial Portfolio Segment [Member] | Commercial Loans [Member]
Beginning balance	893	777	1,074	950	950
Charge-offs	0	(8)	0	(161)
Recoveries	11	5	17	47
Provision	(2)	109	(189)	47
Ending balance	902	883	902	883	1,074
Recoveries	11	5	17	47
Provision	(2)	109	(189)	47
Allowance for loan losses, individually evaluated for impairment	16		16		0
Allowance for loan losses, collectively evaluated for impairment	886		886		1,074
Loans, individually evaluated for impairment	19		19		0
Loans, collectively evaluated for impairment	84,359		84,359		99,804
Ending balance	84,378	883	84,378	883	99,804
Commercial Portfolio Segment [Member] | Agricultural Loans [Member]
Beginning balance	947	698	791	757	757
Charge-offs	0	0	0	0
Recoveries	0	0	0	0
Provision	147	(17)	303	(76)
Ending balance	1,094	681	1,094	681	791
Recoveries	0	0	0	0
Provision	147	(17)	303	(76)
Allowance for loan losses, individually evaluated for impairment	0		0		0
Allowance for loan losses, collectively evaluated for impairment	1,094		1,094		791
Loans, individually evaluated for impairment	235		235		238
Loans, collectively evaluated for impairment	125,572		125,572		126,218
Ending balance	125,807	681	125,807	681	126,456
Commercial Portfolio Segment [Member] | Real Estate Loan [Member]
Beginning balance	4,322	5,132	4,549	5,089	5,089
Charge-offs	0	0	(19)	0
Recoveries	1	1	0	4
Provision	72	212	(135)	252
Ending balance	4,395	5,345	4,395	5,345	4,549
Recoveries	1	1	0	4
Provision	72	212	(135)	252
Allowance for loan losses, individually evaluated for impairment	0		0		0
Allowance for loan losses, collectively evaluated for impairment	4,395		4,395		4,549
Loans, individually evaluated for impairment	97		97		3,697
Loans, collectively evaluated for impairment	447,883		447,883		414,912
Ending balance	447,980	5,345	447,980	5,345	418,609
Commercial Portfolio Segment [Member] | Construction Loans [Member]
Beginning balance	1,545	657	1,325	554	554
Charge-offs	0	0	0	0
Recoveries	0	0	0	0
Provision	214	(51)	434	52
Ending balance	1,759	606	1,759	606	1,325
Recoveries	0	0	0	0
Provision	214	(51)	434	52
Allowance for loan losses, individually evaluated for impairment	0		0		5
Allowance for loan losses, collectively evaluated for impairment	1,759		1,759		1,320
Loans, individually evaluated for impairment	98		98		102
Loans, collectively evaluated for impairment	60,793		60,793		51,424
Ending balance	60,891	606	60,891	606	51,526
Residential Portfolio Segment [Member] | Real Estate Loan [Member]
Beginning balance	132	169	168	164	164
Charge-offs	0	0	0	0
Recoveries	1	0	2	1
Provision	6	(38)	(31)	(34)
Ending balance	139	131	139	131	168
Recoveries	1	0	2	1
Provision	6	(38)	(31)	(34)
Allowance for loan losses, individually evaluated for impairment	23		23		23
Allowance for loan losses, collectively evaluated for impairment	116		116		145
Loans, individually evaluated for impairment	691		691		557
Loans, collectively evaluated for impairment	15,176		15,176		15,280
Ending balance	15,867	131	15,867	131	15,837
Residential Portfolio Segment [Member] | Equity Lines of Credit [Member]
Beginning balance	554	484	426	499	499
Charge-offs	0	0	0	0
Recoveries	0	1	0	2
Provision	39	(31)	167	(47)
Ending balance	593	454	593	454	426
Recoveries	0	1	0	2
Provision	39	(31)	167	(47)
Allowance for loan losses, individually evaluated for impairment	0		0		0
Allowance for loan losses, collectively evaluated for impairment	593		593		426
Loans, individually evaluated for impairment	254		254		263
Loans, collectively evaluated for impairment	34,491		34,491		32,530
Ending balance	34,745	454	34,745	454	32,793
Consumer Portfolio Segment [Member] | Automobile Loan [Member]
Beginning balance	1,880	1,928	1,911	1,768	1,768
Charge-offs	(85)	(128)	(419)	(346)
Recoveries	197	58	311	77
Provision	(92)	52	97	411
Ending balance	1,900	1,910	1,900	1,910	1,911
Recoveries	197	58	311	77
Provision	(92)	52	97	411
Allowance for loan losses, individually evaluated for impairment	0		0		0
Allowance for loan losses, collectively evaluated for impairment	1,900		1,900		1,911
Loans, individually evaluated for impairment	0		0		0
Loans, collectively evaluated for impairment	87,907		87,907		89,046
Ending balance	87,907	1,910	87,907	1,910	89,046
Consumer Portfolio Segment [Member] | Other Loans [Member]
Beginning balance	129	117	108	121	121
Charge-offs	(11)	(16)	(31)	(37)
Recoveries	3	3	6	14
Provision	16	14	54	20
Ending balance	137	118	137	118	108
Recoveries	3	3	6	14
Provision	16	14	54	20
Allowance for loan losses, individually evaluated for impairment	0		0		0
Allowance for loan losses, collectively evaluated for impairment	137		137		108
Loans, individually evaluated for impairment	0		0		0
Loans, collectively evaluated for impairment	4,577		4,577		4,516
Ending balance	$ 4,577	$ 118	$ 4,577	$ 118	$ 4,516

Note 4 - Loans and the Allow_10

Note 4 - Loans and the Allowance for Loan Losses - Aging Analysis of the Loan Portfolio (Details) - USD ($)	Jun. 30, 2022	Dec. 31, 2021	Jun. 30, 2021
Ending balance	$ 862,152,000	$ 838,587,000	$ 10,128,000
90 Days and Still Accruing	0	0
Financing Receivable, Nonaccrual	1,551,000	4,863,000
Financing Receivables 30 to 89 Days Past Due [Member]
Ending balance	3,376,000	3,519,000
Financial Asset, Past Due [Member]
Ending balance	4,927,000	8,382,000
Financial Asset, Not Past Due [Member]
Ending balance	857,225,000	830,205,000
Commercial Portfolio Segment [Member] | Commercial Loans [Member]
Ending balance	84,378,000	99,804,000	883,000
90 Days and Still Accruing	0	0
Financing Receivable, Nonaccrual	22,000	0
Commercial Portfolio Segment [Member] | Commercial Loans [Member] | Financing Receivables 30 to 89 Days Past Due [Member]
Ending balance	388,000	705,000
Commercial Portfolio Segment [Member] | Commercial Loans [Member] | Financial Asset, Past Due [Member]
Ending balance	410,000	705,000
Commercial Portfolio Segment [Member] | Commercial Loans [Member] | Financial Asset, Not Past Due [Member]
Ending balance	83,968,000	99,099,000
Commercial Portfolio Segment [Member] | Agricultural Loans [Member]
Ending balance	125,807,000	126,456,000	681,000
90 Days and Still Accruing	0	0
Financing Receivable, Nonaccrual		0
Commercial Portfolio Segment [Member] | Agricultural Loans [Member] | Financing Receivables 30 to 89 Days Past Due [Member]
Ending balance	601,000	345,000
Commercial Portfolio Segment [Member] | Agricultural Loans [Member] | Financial Asset, Past Due [Member]
Ending balance	601,000	345,000
Commercial Portfolio Segment [Member] | Agricultural Loans [Member] | Financial Asset, Not Past Due [Member]
Ending balance	125,206,000	126,111,000
Commercial Portfolio Segment [Member] | Real Estate Loan [Member]
Ending balance	447,980,000	418,609,000	5,345,000
90 Days and Still Accruing	0	0
Financing Receivable, Nonaccrual	109,000	3,710,000
Commercial Portfolio Segment [Member] | Real Estate Loan [Member] | Financing Receivables 30 to 89 Days Past Due [Member]
Ending balance	25,000	68,000
Commercial Portfolio Segment [Member] | Real Estate Loan [Member] | Financial Asset, Past Due [Member]
Ending balance	134,000	3,778,000
Commercial Portfolio Segment [Member] | Real Estate Loan [Member] | Financial Asset, Not Past Due [Member]
Ending balance	447,846,000	414,831,000
Commercial Portfolio Segment [Member] | Construction Loans [Member]
Ending balance	60,891,000	51,526,000	606,000
90 Days and Still Accruing	0	0
Financing Receivable, Nonaccrual	83,000	71,000
Commercial Portfolio Segment [Member] | Construction Loans [Member] | Financing Receivables 30 to 89 Days Past Due [Member]
Ending balance	272,000	0
Commercial Portfolio Segment [Member] | Construction Loans [Member] | Financial Asset, Past Due [Member]
Ending balance	355,000	71,000
Commercial Portfolio Segment [Member] | Construction Loans [Member] | Financial Asset, Not Past Due [Member]
Ending balance	60,536,000	51,455,000
Residential Portfolio Segment [Member] | Real Estate Loan [Member]
Ending balance	15,867,000	15,837,000	131,000
90 Days and Still Accruing	0	0
Financing Receivable, Nonaccrual	226,000	93,000
Residential Portfolio Segment [Member] | Real Estate Loan [Member] | Financing Receivables 30 to 89 Days Past Due [Member]
Ending balance	0	150,000
Residential Portfolio Segment [Member] | Real Estate Loan [Member] | Financial Asset, Past Due [Member]
Ending balance	226,000	243,000
Residential Portfolio Segment [Member] | Real Estate Loan [Member] | Financial Asset, Not Past Due [Member]
Ending balance	15,641,000	15,594,000
Residential Portfolio Segment [Member] | Equity Lines of Credit [Member]
Ending balance	34,745,000	32,793,000	454,000
90 Days and Still Accruing	0	0
Financing Receivable, Nonaccrual	432,000	444,000
Residential Portfolio Segment [Member] | Equity Lines of Credit [Member] | Financing Receivables 30 to 89 Days Past Due [Member]
Ending balance	111,000	450,000
Residential Portfolio Segment [Member] | Equity Lines of Credit [Member] | Financial Asset, Past Due [Member]
Ending balance	543,000	894,000
Residential Portfolio Segment [Member] | Equity Lines of Credit [Member] | Financial Asset, Not Past Due [Member]
Ending balance	34,202,000	31,899,000
Consumer Portfolio Segment [Member] | Automobile Loan [Member]
Ending balance	87,907,000	89,046,000	1,910,000
90 Days and Still Accruing	0	0
Financing Receivable, Nonaccrual	668,000	521,000
Consumer Portfolio Segment [Member] | Automobile Loan [Member] | Financing Receivables 30 to 89 Days Past Due [Member]
Ending balance	1,911,000	1,679,000
Consumer Portfolio Segment [Member] | Automobile Loan [Member] | Financial Asset, Past Due [Member]
Ending balance	2,579,000	2,200,000
Consumer Portfolio Segment [Member] | Automobile Loan [Member] | Financial Asset, Not Past Due [Member]
Ending balance	85,328,000	86,846,000
Consumer Portfolio Segment [Member] | Other Loans [Member]
Ending balance	4,577,000	4,516,000	$ 118,000
90 Days and Still Accruing	0	0
Financing Receivable, Nonaccrual	11,000	24,000
Consumer Portfolio Segment [Member] | Other Loans [Member] | Financing Receivables 30 to 89 Days Past Due [Member]
Ending balance	68,000	122,000
Consumer Portfolio Segment [Member] | Other Loans [Member] | Financial Asset, Past Due [Member]
Ending balance	79,000	146,000
Consumer Portfolio Segment [Member] | Other Loans [Member] | Financial Asset, Not Past Due [Member]
Ending balance	$ 4,498,000	$ 4,370,000

Note 4 - Loans and the Allow_11

Note 4 - Loans and the Allowance for Loan Losses - Impaired Loans (Details) - USD ($)	3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021	Dec. 31, 2021
Recorded investment with no related allowance recorded	$ 1,205,000		$ 1,205,000		$ 4,584,000
Recorded investment with an allowance	189,000		189,000		273,000
Impaired Financing Receivable, Related Allowance	38,000		38,000		28,000
Recorded investment	1,394,000		1,394,000		4,857,000
Unpaid principal balance	1,477,000		1,477,000		5,048,000
Average recorded investment			1,378,000	$ 2,835,000	3,369,000
Interest income recognized	15,000	$ 16,000	30,000	$ 31,000	60,000
Commercial Portfolio Segment [Member] | Commercial Loans [Member]
Recorded investment with no related allowance recorded	0		0		0
Unpaid principal balance with no related allowance recorded	0		0		0
Average recorded investment with no related allowance recorded			0		0
Interest income recognized with no related allowance recorded			0		0
Recorded investment with an allowance	19,000		19,000		0
Unpaid principal balance with allowance	19,000		19,000		0
Impaired Financing Receivable, Related Allowance	16,000		16,000		0
Average recorded investment with an allowance			3,000		0
Interest income recognized with an allowance			0		0
Recorded investment	19,000		19,000		0
Unpaid principal balance	19,000		19,000		0
Average recorded investment			3,000		0
Interest income recognized			0		0
Commercial Portfolio Segment [Member] | Agricultural Loans [Member]
Recorded investment with no related allowance recorded	235,000		235,000		238,000
Unpaid principal balance with no related allowance recorded	235,000		235,000		238,000
Average recorded investment with no related allowance recorded			236,000		241,000
Interest income recognized with no related allowance recorded			9,000		18,000
Recorded investment with an allowance	0		0		0
Unpaid principal balance with allowance	0		0		0
Impaired Financing Receivable, Related Allowance	0		0		0
Average recorded investment with an allowance			0		0
Interest income recognized with an allowance			0		0
Recorded investment	235,000		235,000		238,000
Unpaid principal balance	235,000		235,000		238,000
Average recorded investment			236,000		241,000
Interest income recognized			9,000		18,000
Commercial Portfolio Segment [Member] | Real Estate Loan [Member]
Recorded investment with no related allowance recorded	97,000		97,000		3,697,000
Unpaid principal balance with no related allowance recorded	108,000		108,000		3,834,000
Average recorded investment with no related allowance recorded			97,000		2,188,000
Interest income recognized with no related allowance recorded			0		0
Recorded investment with an allowance	0		0		0
Unpaid principal balance with allowance	0		0		0
Impaired Financing Receivable, Related Allowance	0		0		0
Average recorded investment with an allowance			0		0
Interest income recognized with an allowance			0		0
Recorded investment	97,000		97,000		3,697,000
Unpaid principal balance	108,000		108,000		3,834,000
Average recorded investment			97,000		2,188,000
Interest income recognized			0		0
Commercial Portfolio Segment [Member] | Construction Loans [Member]
Recorded investment with no related allowance recorded	98,000		98,000		0
Unpaid principal balance with no related allowance recorded	98,000		98,000		0
Average recorded investment with no related allowance recorded			100,000		0
Interest income recognized with no related allowance recorded			3,000		0
Recorded investment with an allowance	0		0		102,000
Unpaid principal balance with allowance	0		0		102,000
Impaired Financing Receivable, Related Allowance	0		0		5,000
Average recorded investment with an allowance			0		105,000
Interest income recognized with an allowance			0		6,000
Recorded investment	98,000		98,000		102,000
Unpaid principal balance	98,000		98,000		102,000
Average recorded investment			100,000		105,000
Interest income recognized			3,000		6,000
Residential Portfolio Segment [Member] | Real Estate Loan [Member]
Recorded investment with no related allowance recorded	521,000		521,000		386,000
Unpaid principal balance with no related allowance recorded	545,000		545,000		399,000
Average recorded investment with no related allowance recorded			512,000		387,000
Interest income recognized with no related allowance recorded			14,000		29,000
Recorded investment with an allowance	170,000		170,000		171,000
Unpaid principal balance with allowance	170,000		170,000		171,000
Impaired Financing Receivable, Related Allowance	22,000		22,000		23,000
Average recorded investment with an allowance			171,000		173,000
Interest income recognized with an allowance			4,000		7,000
Recorded investment	691,000		691,000		557,000
Unpaid principal balance	715,000		715,000		570,000
Average recorded investment			683,000		560,000
Interest income recognized			18,000		36,000
Residential Portfolio Segment [Member] | Equity Lines of Credit [Member]
Recorded investment with no related allowance recorded	254,000		254,000		263,000
Unpaid principal balance with no related allowance recorded	302,000		302,000		304,000
Average recorded investment with no related allowance recorded			259,000		275,000
Interest income recognized with no related allowance recorded			0		0
Recorded investment with an allowance	0		0		0
Unpaid principal balance with allowance	0		0		0
Impaired Financing Receivable, Related Allowance	0		0		0
Average recorded investment with an allowance			0		0
Interest income recognized with an allowance			0		0
Recorded investment	254,000		254,000		263,000
Unpaid principal balance	302,000		302,000		304,000
Average recorded investment			259,000		275,000
Interest income recognized			0		0
Consumer Portfolio Segment [Member] | Automobile Loan [Member]
Recorded investment with no related allowance recorded	0		0		0
Unpaid principal balance with no related allowance recorded	0		0		0
Average recorded investment with no related allowance recorded			0		0
Interest income recognized with no related allowance recorded			0		0
Recorded investment with an allowance	0		0		0
Unpaid principal balance with allowance	0		0		0
Impaired Financing Receivable, Related Allowance	0		0		0
Average recorded investment with an allowance			0		0
Interest income recognized with an allowance			0		0
Recorded investment	0		0		0
Unpaid principal balance	0		0		0
Average recorded investment			0		0
Interest income recognized			0		0
Consumer Portfolio Segment [Member] | Other Loans [Member]
Recorded investment with no related allowance recorded	0		0		0
Unpaid principal balance with no related allowance recorded	0		0		0
Average recorded investment with no related allowance recorded			0		0
Interest income recognized with no related allowance recorded			0		0
Recorded investment with an allowance	0		0		0
Unpaid principal balance with allowance	0		0		0
Impaired Financing Receivable, Related Allowance	0		0		0
Average recorded investment with an allowance			0		0
Interest income recognized with an allowance			0		0
Recorded investment	0		0		0
Unpaid principal balance	$ 0		0		0
Average recorded investment			0		0
Interest income recognized			$ 0		$ 0

Note 5 - Commitments and Cont_2

Note 5 - Commitments and Contingencies (Details Textual) - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021
Unused Commitments to Extend Credit	$ 169,600	$ 162,500
Construction Loan Payable [Member]
Unused Commitments to Extend Credit	43,300
Standby Letters of Credit [Member]
Unused Commitments to Extend Credit	$ 0	$ 12

Note 6 - Earnings Per Share (De

Note 6 - Earnings Per Share (Details Textual) - shares	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Share-Based Payment Arrangement, Option [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount (in shares)	0	5,000	0	5,000

Note 6 - Earnings Per Share - B

Note 6 - Earnings Per Share - Basic and Diluted Earnings Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Net Income:
Net income	$ 5,680	$ 4,487	$ 11,397	$ 8,928
Earnings Per Share:
Basic earnings per share (in dollars per share)	$ 0.97	$ 0.86	$ 1.95	$ 1.72
Diluted earnings per share (in dollars per share)	$ 0.96	$ 0.85	$ 1.93	$ 1.69
Weighted Average Number of Shares Outstanding:
Basic shares (in shares)	5,843	5,197	5,834	5,192
Diluted shares (in shares)	5,909	5,280	5,913	5,272

Note 7 - Stock-based Compensa_3

Note 7 - Stock-based Compensation (Details Textual) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021	May 31, 2022
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Gross (in shares)			0	0
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount, Total	$ 178,000		$ 178,000
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition (Year)			1 year 3 months 18 days
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Vested in Period, Fair Value			$ 101,000	$ 107,000
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercises in Period, Intrinsic Value			819,000	298,000
Share-Based Payment Arrangement, Expense	59,000	$ 58,000	117,000	118,000
Share-Based Payment Arrangement, Expense, Tax Benefit	$ 4,000		8,000	8,000
Proceeds from Stock Options Exercised			215,000	163,000
Share-Based Payment Arrangement, Exercise of Option, Tax Benefit			$ 53,000	$ 2,000
Stock Option Plan 2013 [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Available for Grant (in shares)					126,550
Stock Option Plan 2013 [Member] | Share-Based Payment Arrangement, Option [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Expiration Period (Year)			10 years
The 2022 Equity Incentive Plan [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Authorized (in shares)					576,550

Note 7 - Stock-based Compensa_4

Note 7 - Stock-based Compensation - Stock Option Activity (Details) - Stock Option Plan 2013 [Member]	6 Months Ended
	Jun. 30, 2022 USD ($) $ / shares shares
Options outstanding, Shares (in shares) | shares	223,617
Options outstanding, Weighted average exercise price (in dollars per share) | $ / shares	$ 19.71
Options cancelled, Shares (in shares) | shares	0
Options cancelled, Weighted average exercise price (in dollars per share) | $ / shares	$ 0
Options exercised, Shares (in shares) | shares	(29,700)
Options exercised, Weighted average exercise price (in dollars per share) | $ / shares	$ 10.09
Options outstanding, Shares (in shares) | shares	193,917
Options outstanding, Weighted average exercise price (in dollars per share) | $ / shares	$ 21.19
Options outstanding, Weighted average remaining contractual term in years (Year)	4 years 6 months
Options outstanding, Intrinsic value | $	$ 1,425,290
Options exercisable, Shares (in shares) | shares	134,217
Options exercisable, Weighted average exercise price (in dollars per share) | $ / shares	$ 20.98
Options exercisable, Weighted average remaining contractual term in years (Year)	4 years 1 month 6 days
Options exercisable, Intrinsic value | $	$ 1,014,681
Expected to vest, Shares (in shares) | shares	52,375
Expected to vest, Weighted average exercise price (in dollars per share) | $ / shares	$ 21.66
Expected to vest, Weighted average remaining contractual term in years (Year)	5 years 3 months 18 days
Expected to vest, Intrinsic value | $	$ 360,437

Note 9 - Fair Value Measureme_3

Note 9 - Fair Value Measurement - Carrying Amounts and Estimated Fair Values of Financial Instruments (Details) - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021
Investment securities	$ 365,189	$ 305,914
Reported Value Measurement [Member]
Cash and cash equivalents	317,657	380,584
Investment securities	365,189	305,914
Loan, held for sale	4,646	31,277
Loans, net	853,427	829,385
FHLB stock	4,964	4,450
FRB Stock	1,361	1,358
Accrued interest receivable	6,099	5,800
Deposits	1,472,602	1,438,999
Repurchase agreements	10,418	17,283
Junior subordinated deferrable interest debentures	10,310	10,310
Accrued interest payable	75	78
Reported Value Measurement [Member] | Interest Rate Swap [Member]
Interest rate swaps	1,623	607
Estimate of Fair Value Measurement [Member]
Cash and cash equivalents	317,657	380,584
Investment securities	365,189	305,914
Loan, held for sale	4,788	33,284
Loans, net	821,464	844,764
Accrued interest receivable	6,099	5,800
Deposits	1,472,914	1,440,035
Repurchase agreements	10,418	17,283
Junior subordinated deferrable interest debentures	8,506	7,342
Accrued interest payable	75	78
Estimate of Fair Value Measurement [Member] | Interest Rate Swap [Member]
Interest rate swaps	1,623	607
Estimate of Fair Value Measurement [Member] | Fair Value, Inputs, Level 1 [Member]
Cash and cash equivalents	317,657	380,584
Accrued interest receivable	13	3
Deposits	1,412,065	1,374,637
Accrued interest payable	8	9
Estimate of Fair Value Measurement [Member] | Fair Value, Inputs, Level 2 [Member]
Investment securities	365,189	305,914
Loan, held for sale	4,788	33,284
Accrued interest receivable	1,569	1,082
Deposits	60,849	65,398
Repurchase agreements	10,418	17,283
Accrued interest payable	51	56
Estimate of Fair Value Measurement [Member] | Fair Value, Inputs, Level 2 [Member] | Interest Rate Swap [Member]
Interest rate swaps	1,623	607
Estimate of Fair Value Measurement [Member] | Fair Value, Inputs, Level 3 [Member]
Loans, net	821,464	844,764
Accrued interest receivable	4,517	4,715
Junior subordinated deferrable interest debentures	8,506	7,342
Accrued interest payable	$ 16	$ 13

Note 9 - Fair Value Measureme_4

Note 9 - Fair Value Measurement - Assets and Liabilities Measured at Fair Value on a Recurring Basis (Details) - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021
Estimated fair value	$ 365,189	$ 305,914
US Treasury Securities [Member]
Estimated fair value	9,910
Residential Mortgage Backed Securities Issued by US Government Sponsored Enterprises [Member]
Estimated fair value	183,858	151,034
Commercial Mortgage Backed Securities Issued by US Government Agencies [Member]
Estimated fair value	69,337
US States and Political Subdivisions Debt Securities [Member]
Estimated fair value	102,084	97,655
Fair Value, Recurring [Member]
Estimated fair value	366,812	306,521
Fair Value, Recurring [Member] | Interest Rate Swap [Member]
Interest rate swaps	1,623	607
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 2 [Member]
Estimated fair value	366,812	306,521
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 2 [Member] | Interest Rate Swap [Member]
Interest rate swaps	1,623	607
Fair Value, Recurring [Member] | US Treasury Securities [Member]
Estimated fair value	9,910
Fair Value, Recurring [Member] | US Treasury Securities [Member] | Fair Value, Inputs, Level 2 [Member]
Estimated fair value	9,910
Fair Value, Recurring [Member] | Residential Mortgage Backed Securities Issued by US Government Sponsored Enterprises [Member]
Estimated fair value	183,858	151,034
Fair Value, Recurring [Member] | Residential Mortgage Backed Securities Issued by US Government Sponsored Enterprises [Member] | Fair Value, Inputs, Level 2 [Member]
Estimated fair value	183,858	151,034
Fair Value, Recurring [Member] | Commercial Mortgage Backed Securities Issued by US Government Agencies [Member]
Estimated fair value	69,337	57,225
Fair Value, Recurring [Member] | Commercial Mortgage Backed Securities Issued by US Government Agencies [Member] | Fair Value, Inputs, Level 2 [Member]
Estimated fair value	69,337	57,225
Fair Value, Recurring [Member] | US States and Political Subdivisions Debt Securities [Member]
Estimated fair value	102,084	97,655
Fair Value, Recurring [Member] | US States and Political Subdivisions Debt Securities [Member] | Fair Value, Inputs, Level 2 [Member]
Estimated fair value	$ 102,084	$ 97,655

Note 9 - Fair Value Measureme_5

Note 9 - Fair Value Measurement - Assets and Liabilities Measured at Fair Value on a Non-recurring Basis (Details) - Commercial Portfolio Segment [Member] - Real Estate Loan [Member] - Fair Value, Nonrecurring [Member] - USD ($) $ in Thousands	6 Months Ended	12 Months Ended
	Jun. 30, 2022	Dec. 31, 2021
Other real estate	$ 369
Other real estate, Total gain (loss)	0
Impaired loans	369	$ 487
Impaired loans, Total gain (loss)		0
Fair Value, Inputs, Level 1 [Member]
Other real estate	0
Impaired loans		0
Fair Value, Inputs, Level 2 [Member]
Other real estate	0
Impaired loans		0
Fair Value, Inputs, Level 3 [Member]
Other real estate	$ 369
Impaired loans		$ 487

Note 9 - Fair Value Measureme_6

Note 9 - Fair Value Measurement - Quantitative Information About Level 3 Fair Value Measurements for Financial Instruments Measured at Fair Value on a Non-recurring Basis (Details) - Commercial Portfolio Segment [Member] - Real Estate Loan [Member] $ in Thousands	Jun. 30, 2022 USD ($)	Dec. 31, 2021 USD ($)
Measurement Input, Cost to Sell [Member] | Minimum [Member]
Impaired loans, Measurement Input	0.02	0.17
Measurement Input, Cost to Sell [Member] | Maximum [Member]
Impaired loans, Measurement Input	0.17	0.51
Measurement Input, Cost to Sell [Member] | Weighted Average [Member]
Impaired loans, Measurement Input	0.10	0.370
Fair Value, Nonrecurring [Member]
Impaired loans	$ 369	$ 487

Note 10 - Business Combinatio_3

Note 10 - Business Combinations - Acquisition of Feather River Bancorp, Inc. (Details Textual)	Jul. 01, 2021 USD ($) $ / shares shares	Jun. 30, 2022 USD ($)	Dec. 31, 2021 USD ($)
Assets, Total	$ 1,500,000,000	$ 1,620,626,000	$ 1,614,074,000
Goodwill, Ending Balance		$ 5,502,000	$ 5,502,000
Feather River Bancorp, Inc. [Member]
Payments to Acquire Businesses, Gross	$ 4,738,583
Business Acquisition, Equity Interest Issued or Issuable, Number of Shares (in shares) | shares	598,020
Business Combination, Consideration Option, Cash, Per Share Price (in dollars per share) | $ / shares	$ 19.14
Business Combination, Consideration Option, Share, Per Share Price	0.614
Business Combination, Consideration Transferred, Total	$ 23,395,000
Goodwill, Ending Balance	5,502,000
Business Acquisition, Goodwill, Expected Tax Deductible Amount	$ 0

Note 10 - Business Combinatio_4

Note 10 - Business Combinations - Acquisition of Feather River Bancorp, Inc. - Assets Acquired and Liabilities Assumed (Details) - USD ($) $ in Thousands	Jul. 01, 2021	Jun. 30, 2022	Dec. 31, 2021
Goodwill		$ 5,502	$ 5,502
Feather River Bancorp, Inc. [Member]
Cash and cash equivalents	$ 28,369
Loans	160,409
Core deposit intangible	1,037
Goodwill	5,502
Bank premises and equipment	2,657
Right of use asset	2,359
Other assets	4,627
Total assets acquired	204,960
Non-interest bearing	89,479
Savings accounts	9,353
Money market accounts	45,600
Time accounts	32,279
Total deposits	176,711
Lease Liabilities	2,359
Deferred tax liability	402
Other liabilities	2,093
Total liabilities assumed	181,565
Merger consideration (cash payments of $4.7 million and $18.7 million in stock)	23,395
Assets acquired	17,893
Lease liability	(2,359)
Deferred tax liabilities (tax effect of purchase accounting adjustments at 29.56%)	(402)
Merger consideration	23,395
Assets acquired	(17,893)
Feather River Bancorp, Inc. [Member] | Reported Value by Acquiree [Member]
Assets acquired	16,292
Assets acquired	(16,292)
Feather River Bancorp, Inc. [Member] | Fair Value Adjustments [Member]
Loans	2,453
Core deposit intangible	1,037
Bank premises and equipment	(1,218)
Right of use asset	2,359
Lease Liabilities	2,359
Deferred tax liability	671
Lease liability	(2,359)
Total purchase accounting adjustments	2,272
Deferred tax liabilities (tax effect of purchase accounting adjustments at 29.56%)	$ (671)

Note 10 - Business Combinatio_5

Note 10 - Business Combinations - Acquisition of Feather River Bancorp, Inc. - Assets Acquired and Liabilities Assumed (Details) (Parentheticals) - Feather River Bancorp, Inc. [Member]	Jul. 01, 2021 USD ($)
Cash payments	$ 4,738,583
Equity issued	$ 18,700,000
Tax effect of purchase accounting adjustments	29.56%