SB Partners 10-Q 15 Aug 22 2022 Q2 Quarterly report Financial data

Document And Entity Information

Document And Entity Information	6 Months Ended
	Jun. 30, 2022
Document Information [Line Items]
Entity Central Index Key	0000087047
Entity Registrant Name	SB PARTNERS
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	0-8952
Entity Incorporation, State or Country Code	NY
Entity Tax Identification Number	13-6294787
Entity Address, Address Line One	8 Wright Street, Suite 107
Entity Address, City or Town	Westport
Entity Address, State or Province	CT
Entity Address, Postal Zip Code	06880
City Area Code	203
Local Phone Number	283-9593
Entity Current Reporting Status	Yes
Entity Interactive Data Current	Yes
Entity Filer Category	Non-accelerated Filer
Entity Small Business	false
Entity Emerging Growth Company	false
Entity Shell Company	false

Consolidated Balance Sheets (Cu

Consolidated Balance Sheets (Current Period Unaudited) - USD ($)	Jun. 30, 2022	Dec. 31, 2021
Assets:
Real estate held for sale	$ 3,856,778	$ 3,416,651
Investment in Sentinel Omaha, LLC	3,354,346	30,386,569
Real Estate Investment Property, Net, Total	7,211,124	33,803,220
Other Assets -
Cash and cash equivalents	2,809,150	2,109,596
Other assets	1,471	16,006
Other assets in discontinued operation	48,424	7,295
Total assets	10,070,169	35,936,117
Liabilities:
Accounts payable	30,405	117,685
Other liabilities in discontinued operation	709	156,526
Total liabilities	31,114	274,211
Partners' Equity (Deficit):
Limited partner - 7,753 units	10,056,196	35,675,742
General partner - 1 unit	(17,141)	(13,836)
Total partners' equity	10,039,055	35,661,906
Total liabilities and partners' equity	$ 10,070,169	$ 35,936,117

Consolidated Balance Sheets (_2

Consolidated Balance Sheets (Current Period Unaudited) (Parentheticals) - shares	Jun. 30, 2022	Dec. 31, 2021
Limited partner - units (in shares)	7,753	7,753
General partner - units (in shares)	1	1

Consolidated Statements of Oper

Consolidated Statements of Operations (Unaudited) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Equity in net income (loss) of investment	$ (1,127)	$ 2,794,433	$ (32,223)	$ 6,112,884
(Increase) Decrease in reserve for value of investment	0	(558,887)	0	937,407
Interest income	12,690	1,000	13,331	3,005
Partnership expenses	(151,668)	(323,714)	(332,627)	(646,682)
Net income (loss) from continuing operations	(140,105)	1,912,832	(351,519)	6,406,614
Income from discontinued operation	166,220	181,417	315,218	366,946
Net income (loss)	26,115	2,094,249	(36,301)	6,773,560
Income (loss) allocated to general partner	3	270	(5)	874
Income (loss) allocated to limited partners	$ 26,112	$ 2,093,979	$ (36,296)	$ 6,772,686
Income (loss) per unit of limited partnership interest (basic and diluted)
Continuing operations (in dollars per share)	$ (18.07)	$ 246.72	$ (45.34)	$ 826.34
Discontinued operation (in dollars per share)	21.44	23.40	40.66	47.33
Net income (loss) (in dollars per share)	$ 3.37	$ 270.12	$ (4.68)	$ 873.67
Weighted Average Number of Units of Limited Partnership Interest Outstanding (in shares)	7,753	7,753	7,753	7,753

Consolidated Statements of Chan

Consolidated Statements of Changes in Partners' Equity (Deficit) (Unaudited) - USD ($)	Limited Partner [Member] Units of Partnership [Member]	Limited Partner [Member] Cumulative Cash Distributions [Member]	Limited Partner [Member] Retained Earnings [Member]	Limited Partner [Member]	General Partner [Member] Units of Partnership [Member]	General Partner [Member] Cumulative Cash Distributions [Member]	General Partner [Member] Retained Earnings [Member]	General Partner [Member]	Total
Balance (in shares)	7,753				1
Balance (in shares) at Dec. 31, 2020	7,753				1
Balance at Dec. 31, 2020	$ 119,968,973	$ (114,822,586)	$ 46,434,595	$ 51,580,982	$ 10,000	$ (26,764)	$ 4,979	$ (11,785)
Net income (loss)	0	0	4,678,707	4,678,707	0	0	604	604
Distribution paid	0	(10,078,250)	0	(10,078,250)	0	(1,300)	0	(1,300)
Net income (loss)	$ 0	0	4,678,707	4,678,707	$ 0	0	604	604
Balance (in shares) at Mar. 31, 2021	7,753				1
Balance at Mar. 31, 2021	$ 119,968,973	(124,900,836)	51,113,302	46,181,439	$ 10,000	(28,064)	5,583	(12,481)
Balance (in shares) at Dec. 31, 2020	7,753				1
Balance at Dec. 31, 2020	$ 119,968,973	(114,822,586)	46,434,595	51,580,982	$ 10,000	(26,764)	4,979	(11,785)
Net income (loss)									$ 6,773,560
Net income (loss)									6,773,560
Balance (in shares) at Jun. 30, 2021	7,753				1
Balance at Jun. 30, 2021	$ 119,968,973	(124,900,836)	53,207,281	48,275,418	$ 10,000	(28,064)	5,853	(12,211)
Balance (in shares)	7,753				1
Balance (in shares) at Mar. 31, 2021	7,753				1
Balance at Mar. 31, 2021	$ 119,968,973	(124,900,836)	51,113,302	46,181,439	$ 10,000	(28,064)	5,583	(12,481)
Net income (loss)	0	0	2,093,979	2,093,979	0	0	270	270	2,094,249
Net income (loss)	$ 0	0	2,093,979	2,093,979	$ 0	0	270	270	2,094,249
Balance (in shares) at Jun. 30, 2021	7,753				1
Balance at Jun. 30, 2021	$ 119,968,973	(124,900,836)	53,207,281	48,275,418	$ 10,000	(28,064)	5,853	(12,211)
Balance (in shares)	7,753				1
Balance (in shares)	7,753				1
Balance (in shares) at Dec. 31, 2021	7,753				1
Balance at Dec. 31, 2021	$ 119,968,973	(161,337,586)	77,044,355	35,675,742	$ 10,000	(32,764)	8,928	(13,836)	35,661,906
Net income (loss)	0	0	(62,408)	(62,408)	0	0	(8)	(8)
Distribution paid	0	(25,583,250)	0	(25,583,250)	0	(3,300)	0	(3,300)
Net income (loss)	$ 0	0	(62,408)	(62,408)	$ 0	0	(8)	(8)
Balance (in shares) at Mar. 31, 2022	7,753				1
Balance at Mar. 31, 2022	$ 119,968,973	(186,920,836)	76,981,947	10,030,084	$ 10,000	(36,064)	8,920	(17,144)
Balance (in shares) at Dec. 31, 2021	7,753				1
Balance at Dec. 31, 2021	$ 119,968,973	(161,337,586)	77,044,355	35,675,742	$ 10,000	(32,764)	8,928	(13,836)	35,661,906
Net income (loss)									(36,301)
Net income (loss)									(36,301)
Balance (in shares) at Jun. 30, 2022	7,753				1
Balance at Jun. 30, 2022	$ 119,968,973	(186,920,836)	77,008,059	10,056,196	$ 10,000	(36,064)	8,923	(17,141)	10,039,055
Balance (in shares)	7,753				1
Balance (in shares) at Mar. 31, 2022	7,753				1
Balance at Mar. 31, 2022	$ 119,968,973	(186,920,836)	76,981,947	10,030,084	$ 10,000	(36,064)	8,920	(17,144)
Net income (loss)	0	0	26,112	26,112	0	0	3	3	26,115
Net income (loss)	$ 0	0	26,112	26,112	$ 0	0	3	3	26,115
Balance (in shares) at Jun. 30, 2022	7,753				1
Balance at Jun. 30, 2022	$ 119,968,973	$ (186,920,836)	$ 77,008,059	$ 10,056,196	$ 10,000	$ (36,064)	$ 8,923	$ (17,141)	$ 10,039,055
Balance (in shares)	7,753				1

Consolidated Statements of Cash

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 (loss)	$ 26,115	$ 2,094,249	$ (36,301)	$ 6,773,560
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:
Equity in net loss (income) of investment	1,127	(2,794,433)	32,223	(6,112,884)
(Decrease) in reserve for value of investment	0	558,887	0	(937,407)
Depreciation			41,123	82,246
Net decrease in other assets			14,535	9,118
Net (increase) decrease in other assets in discontinued operation			(41,129)	5,956
Net (decrease) in accounts payable			(119,905)	(46,658)
Net (decrease) in other liabilities in discontinued operation			(123,192)	(7,925)
Distributions from investment in Sentinel Omaha, LLC			0	10,800,000
Net cash provided by (used in) operating activities			(232,646)	10,566,006
Cash Flows From Investing Activities:
Return of investment in Sentinel Omaha, LLC			27,000,000
Capital additions to real estate held for sale			(481,250)	0
Net cash used in investing activities			26,518,750	0
Cash Flows From Financing Activities:
Distribution paid to partners			(25,586,550)	(10,079,550)
Net cash used in financing activities			(25,586,550)	(10,079,550)
Net change in cash and cash equivalents			699,554	486,456
Cash and cash equivalents at beginning of period			2,109,596	549,195	$ 549,195
Cash and cash equivalents at end of period	$ 2,809,150	$ 1,035,651	$ 2,809,150	$ 1,035,651	$ 2,109,596

Note 1 - Organization and Signi

Note 1 - Organization and Significant Accounting Policies	6 Months Ended
	Jun. 30, 2022
Notes to Financial Statements
Organization, Consolidation and Presentation of Financial Statements Disclosure and Significant Accounting Policies [Text Block]	( 1 ORGANIZATION AND SIGNIFICANT ACCOUNTING POLICIES SB Partners, a New York limited partnership, and its subsidiaries (collectively, the "Partnership" or the “Registrant”), have been engaged since April 1971 The consolidated financial statements included herein are unaudited; however, the information reflects all adjustments (consisting of normal recurring adjustments) that are, in the opinion of management, necessary to a fair presentation of the financial position, results of operations and cash flows for the interim periods. Certain information and footnote disclosures normally included in financial statements prepared in accordance with accounting principles generally accepted in the United States of America have been condensed or omitted pursuant to such rules and regulations, although management believes that the disclosures are adequate to make the information presented not 10 On July 14, 2022 no Rental income at the Partnership’s wholly owned property is recognized on a straight-line basis over the term of the lease. The results of operations for the three six June 30, 2022 not For a discussion of the significant accounting and financial reporting policies of the Partnership, refer to the Annual Report on Form 10–K December 31, 2021.

Note 2 - COVID-19

Note 2 - COVID-19	6 Months Ended
	Jun. 30, 2022
Notes to Financial Statements
Unusual or Infrequent Items, or Both, Disclosure [Text Block]	( 2 COVID- 19 The continuation of the COVID- 19 may may no not June 30, 2022.

Note 3 - Common Area Maintenanc

Note 3 - Common Area Maintenance Reimbursements	6 Months Ended
	Jun. 30, 2022
Notes to Financial Statements
Revenue from Contract with Customer [Text Block]	( 3 COMMON AREA MAINTENANCE REIMBURSEMENTS In connection with the adoption of ASC Topic 842, 842, 606, Revenue from Contracts with Customers not The following table provides a disaggregation of rental income recognized by the Partnership for the three six June 30, 2022 2021: Three Months Ended June 30, Six Months Ended June 30, 2022 2021 2022 2021 Operating lease income: Fixed lease income (Base Rent) $ 198,190 $ 207,443 $ 411,856 $ 414,886 Variable lease income (Recoverable Costs) 97,578 95,180 158,802 190,360 Total Rental Income $ 295,768 $ 302,623 $ 570,658 $ 605,246

Note 4 - Investments in Real Es

Note 4 - Investments in Real Estate	6 Months Ended
	Jun. 30, 2022
Notes to Financial Statements
Real Estate Disclosure [Text Block]	( 4 INVESTMENT IN REAL ESTATE HELD FOR SALE As of June 30, 2022, In April 2022 8 three six June 30, 2022 2021: Three Months Ended June 30, Six Months Ended June 30, 2022 2021 2022 2021 Total Rental Income $ 295,768 $ 302,623 $ 570,658 $ 605,246 Total Operating Expense (129,548 ) (121,206 ) (255,440 ) (238,300 ) Net income from discontinued operation $ 166,220 $ 181,417 $ 315,218 $ 366,946 The following is the carrying value of the real estate investment owned by the Partnership as of June 30, 2022 December 31, 2021. No. of Year of Real Estate at Cost Type Prop. Acquisition Description 6/30/2022 12/31/2021 Real estate held for sale 1 2002 60,345 SF $ 3,856,778 $ 3,416,651 The Partnership’s wholly owned property located in Maple Grove, Minnesota is 100% October 31, 2031. On February 28, 2022, October 31, 2024 October 31, 2031. fifth November 1, 2021 October 31, 2024 From November 1, 2021 October 31, 2022, From November 1, 2022 October 31, 2023, From November 1, 2023 October 31, 2024, Monthly base rent for the extended term increases approximately 3% per annum. The Partnership has agreed to provide a tenant improvement allowance of $175,000 for HVAC replacements. Tenant has a one five

Note 5 - Assets Measured at Fai

Note 5 - Assets Measured at Fair Value	6 Months Ended
	Jun. 30, 2022
Notes to Financial Statements
Fair Value Measurement and Measurement Inputs, Recurring and Nonrecurring [Text Block]	( 5 ASSETS MEASURED AT FAIR VALUE The accounting guidance for Fair Value Measurements establishes a framework for measuring fair value that includes a hierarchy used to classify the inputs used in determining fair value. The hierarchy prioritizes the inputs to valuation techniques used to measure fair value into three Fair value is defined as the price that would be received upon sale of an asset or paid upon transfer of a liability in an orderly transaction between market participants at the measurement date and in the principal or most advantageous market for that asset or liability. The fair value is calculated based on the assumptions that market participants would use in pricing the asset or liability, not The three ● Level 1 ● Level 2 ● Level 3 The following major categories of assets were measured at fair value as of June 30, 2022 December 31, 2021: Level 2: June 30, Significant 2022 Unobservable (Unaudited) Inputs Total Assets Investment in Sentinel Omaha, LLC ("Omaha") $ 3,354,346 $ 3,354,346 Total assets $ 3,354,346 $ 3,354,346 Level 2: December 31, Significant 2021 Unobservable (Audited) Inputs Total Assets Investment in Sentinel Omaha, LLC $ 30,386,569 $ 30,386,569 Total assets $ 30,386,569 $ 30,386,569 The following is a reconciliation of the beginning and ending balances for assets measured at fair value using significant unobservable inputs (Level 2 June 30, 2022 December 31, 2021: Investment in Reserve for Sentinel fair value Omaha, LLC of investment Total Balance at January 1, 2021 $ 59,615,139 $ (11,923,033 ) $ 47,692,106 Equity in net income of investment 19,251,430 - 19,251,430 Distribution from investment (48,480,000 ) (48,480,000 ) (Increase) in reserve - 11,923,033 11,923,033 Balance at December 31, 2021 30,386,569 - 30,386,569 Equity in net (loss) of investment (32,223 ) - (32,223 ) Distribution from investment (27,000,000 ) (27,000,000 ) Balance at June 30, 2022 $ 3,354,346 $ - $ 3,354,346

Note 6 - Investment in Sentinel

Note 6 - Investment in Sentinel Omaha, LLC	6 Months Ended
	Jun. 30, 2022
Notes to Financial Statements
Equity Method Investments and Joint Ventures Disclosure [Text Block]	( 6 INVESTMENT IN SENTINEL OMAHA, LLC In 2007, March 31, 2022 During the quarter ended March 31, 2022, The following are the condensed financial statements ( 000’s June 30, 2022 December 31, 2021 six June 30, 2022 2021. (Unaudited) (Audited) Balance Sheet June 30, 2022 December 31, 2021 Investment in real estate, net $ 0 $ 56,777 Cash and cash equivalents $ 9,413 $ 37,268 Other assets 1,884 7,865 Other liabilities (117 ) (617 ) Members equity $ 11,180 $ 101,293 (Unaudited) (Unaudited) Statement of Operations June 30, 2022 June 30, 2021 Rent and other income $ 158 $ 9,079 Real estate operating expenses (257 ) (4,810 ) Other expenses (17 ) (230 ) Net realized income 34,412 17,864 Net unrealized (losses) (34,409 ) (1,526 ) Net increase (decrease) in net assets $ (113 ) $ 20,377 During April 2021, first During August 2021, one first During November 2021, first During January 2022 first

Note 7 - Distribution Payable

Note 7 - Distribution Payable	6 Months Ended
	Jun. 30, 2022
Notes to Financial Statements
Distribution of Assets, Liabilities and Stockholders' Equity [Text Block]	( 7 DISTRIBUTION PAYABLE On March 22, 2022 March 22, 2022. June 2022.

Note 8 - Subsequent Events

Note 8 - Subsequent Events	6 Months Ended
	Jun. 30, 2022
Notes to Financial Statements
Subsequent Events [Text Block]	( 8 SUBSEQUENT EVENTS On July 14, 2022 third 2022.

Note 3 - Common Area Maintena_2

Note 3 - Common Area Maintenance Reimbursements (Tables)	6 Months Ended
	Jun. 30, 2022
Notes Tables
Disaggregation of Revenue [Table Text Block]	Three Months Ended June 30, Six Months Ended June 30, 2022 2021 2022 2021 Operating lease income: Fixed lease income (Base Rent) $ 198,190 $ 207,443 $ 411,856 $ 414,886 Variable lease income (Recoverable Costs) 97,578 95,180 158,802 190,360 Total Rental Income $ 295,768 $ 302,623 $ 570,658 $ 605,246

Note 4 - Investments in Real _2

Note 4 - Investments in Real Estate (Tables)	6 Months Ended
	Jun. 30, 2022
Notes Tables
Disposal Groups, Including Discontinued Operations [Table Text Block]	Three Months Ended June 30, Six Months Ended June 30, 2022 2021 2022 2021 Total Rental Income $ 295,768 $ 302,623 $ 570,658 $ 605,246 Total Operating Expense (129,548 ) (121,206 ) (255,440 ) (238,300 ) Net income from discontinued operation $ 166,220 $ 181,417 $ 315,218 $ 366,946
Schedule of Real Estate Properties [Table Text Block]	No. of Year of Real Estate at Cost Type Prop. Acquisition Description 6/30/2022 12/31/2021 Real estate held for sale 1 2002 60,345 SF $ 3,856,778 $ 3,416,651

Note 5 - Assets Measured at F_2

Note 5 - Assets Measured at Fair Value (Tables)	6 Months Ended
	Jun. 30, 2022
Notes Tables
Fair Value, Assets Measured on Recurring and Nonrecurring Basis [Table Text Block]	Level 2: June 30, Significant 2022 Unobservable (Unaudited) Inputs Total Assets Investment in Sentinel Omaha, LLC ("Omaha") $ 3,354,346 $ 3,354,346 Total assets $ 3,354,346 $ 3,354,346 Level 2: December 31, Significant 2021 Unobservable (Audited) Inputs Total Assets Investment in Sentinel Omaha, LLC $ 30,386,569 $ 30,386,569 Total assets $ 30,386,569 $ 30,386,569
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block]	Investment in Reserve for Sentinel fair value Omaha, LLC of investment Total Balance at January 1, 2021 $ 59,615,139 $ (11,923,033 ) $ 47,692,106 Equity in net income of investment 19,251,430 - 19,251,430 Distribution from investment (48,480,000 ) (48,480,000 ) (Increase) in reserve - 11,923,033 11,923,033 Balance at December 31, 2021 30,386,569 - 30,386,569 Equity in net (loss) of investment (32,223 ) - (32,223 ) Distribution from investment (27,000,000 ) (27,000,000 ) Balance at June 30, 2022 $ 3,354,346 $ - $ 3,354,346

Note 6 - Investment in Sentin_2

Note 6 - Investment in Sentinel Omaha, LLC (Tables)	6 Months Ended
	Jun. 30, 2022
Statement of Operations [Member]
Notes Tables
Real Estate Investment Financial Statements, Disclosure [Table Text Block]	(Unaudited) (Unaudited) Statement of Operations June 30, 2022 June 30, 2021 Rent and other income $ 158 $ 9,079 Real estate operating expenses (257 ) (4,810 ) Other expenses (17 ) (230 ) Net realized income 34,412 17,864 Net unrealized (losses) (34,409 ) (1,526 ) Net increase (decrease) in net assets $ (113 ) $ 20,377
Balance Sheet [Member]
Notes Tables
Real Estate Investment Financial Statements, Disclosure [Table Text Block]	(Unaudited) (Audited) Balance Sheet June 30, 2022 December 31, 2021 Investment in real estate, net $ 0 $ 56,777 Cash and cash equivalents $ 9,413 $ 37,268 Other assets 1,884 7,865 Other liabilities (117 ) (617 ) Members equity $ 11,180 $ 101,293

Note 1 - Organization and Sig_2

Note 1 - Organization and Significant Accounting Policies (Details Textual)	Jul. 14, 2022 USD ($)
Subsequent Event [Member] | Eagle IV[Member]
Proceeds from Sales of Business, Affiliate and Productive Assets	$ 13,000,000

Note 3 - Common Area Maintena_3

Note 3 - Common Area Maintenance Reimbursements - Disaggregation of Rental Income (Details) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Total Rental Income	$ 295,768	$ 302,623	$ 570,658	$ 605,246
Fixed Lease Income Base Rent [Member]
Fixed lease income (Base Rent)	198,190	207,443	411,856	414,886
Variable Lease Income [Member]
Variable lease income (Recoverable Costs)	$ 97,578	$ 95,180	$ 158,802	$ 190,360

Note 4 - Investments in Real _3

Note 4 - Investments in Real Estate (Details Textual) - USD ($)	Feb. 28, 2022	Oct. 31, 2024	Nov. 01, 2023	Oct. 31, 2023	Nov. 01, 2022	Oct. 31, 2022	Jun. 30, 2022	Nov. 01, 2021
Rent Increase, Yearly, Percentage	3%						3%
Tenant Improvement Allowance	$ 175,000
Operating Lease Option to Extend Term (Year)	5 years
Sixth Amendment Lease [Member]
Lessee, Operating lease, Monthly payment								$ 71,222
Sixth Amendment Lease [Member] | Forecast [Member]
Lessee, Operating lease, Monthly payment			$ 75,560		$ 73,359
Fifth Amendment Lease [Member] | Forecast [Member]
Lessee, Operating lease, Monthly payment		$ 66,688		$ 64,745		$ 62,859

Note 4 - Investments in Real _4

Note 4 - Investments in Real Estate - Disaggregation Of Income From Discontinued Operation (Details) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Total Rental Income	$ 295,768	$ 302,623	$ 570,658	$ 605,246
Total Operating Expense	(129,548)	(121,206)	(255,440)	(238,300)
Net income from discontinued operation	$ 166,220	$ 181,417	$ 315,218	$ 366,946

Note 4 - Investments in Real _5

Note 4 - Investments in Real Estate - Summary of Investments in Real Estate (Details)	6 Months Ended
	Jun. 30, 2022 USD ($) a	Dec. 31, 2021 USD ($)
Real estate held for sale, number	1
Real estate held for sale, year	2002
Real estate held for sale, description (Acre) | a	60,345
Real estate held for sale, cost | $	$ 3,856,778	$ 3,416,651

Note 5 - Assets Measured at F_3

Note 5 - Assets Measured at Fair Value - Fair Value Measurement of Assets (Details) - USD ($)	Jun. 30, 2022	Mar. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Total assets	$ 3,354,346		$ 30,386,569
Sentinel Omaha LLC [Member]
Investment in Sentinel Omaha, LLC ("Omaha")	3,354,346		30,386,569
Total assets	3,354,346		30,386,569
Fair Value, Inputs, Level 3 [Member] | Sentinel Omaha LLC [Member]
Investment in Sentinel Omaha, LLC ("Omaha")	3,354,346	$ 3,354,346	30,386,569	$ 59,615,139
Total assets	$ 3,354,346		$ 30,386,569	$ 47,692,106

Note 5 - Assets Measured at F_4

Note 5 - Assets Measured at Fair Value - Reconciliation of Assets Measured at Fair Value (Details) - USD ($)	1 Months Ended			3 Months Ended			6 Months Ended		12 Months Ended
	Jan. 31, 2022	Nov. 30, 2021	Aug. 31, 2021	Jun. 30, 2022	Mar. 31, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021	Dec. 31, 2021
Balance	$ 30,386,569				$ 30,386,569		$ 30,386,569
Equity in net income of investment				$ (1,127)		$ 2,794,433	(32,223)	$ 6,112,884
Distribution from investment							0	(10,800,000)
(Increase) Decrease in reserve for value of investment				0		$ (558,887)	0	937,407
(Increase) in reserve									$ 11,923,033
Balance				3,354,346			3,354,346		30,386,569
Sentinel Omaha LLC [Member]
Balance, Investment in Sentinel Omaha, LLC	30,386,569				30,386,569		30,386,569
Balance	30,386,569				30,386,569		30,386,569
Distribution from investment	(27,000,000)	$ (18,410,000)	$ (21,900,000)		(27,000,000)
Balance, Investment in Sentinel Omaha, LLC				3,354,346			3,354,346		30,386,569
Balance				3,354,346			3,354,346		30,386,569
Fair Value, Inputs, Level 3 [Member] | Sentinel Omaha LLC [Member]
Balance, Investment in Sentinel Omaha, LLC	30,386,569			3,354,346	30,386,569		30,386,569	59,615,139	59,615,139
Balance, Reserve for fair value of investment	0				0		0	(11,923,033)	(11,923,033)
Balance	$ 30,386,569				30,386,569		30,386,569	$ 47,692,106	47,692,106
Equity in net income of investment					(32,223)		(32,223)		19,251,430
Distribution from investment					(27,000,000)		(27,000,000)		(48,480,000)
(Increase) Decrease in reserve for value of investment									0
(Increase) in reserve									11,923,033
Balance, Investment in Sentinel Omaha, LLC				3,354,346	$ 3,354,346		3,354,346		30,386,569
Balance				$ 3,354,346			$ 3,354,346		$ 30,386,569

Note 6 - Investment in Sentin_3

Note 6 - Investment in Sentinel Omaha, LLC (Details Textual) - USD ($)	1 Months Ended				3 Months Ended	6 Months Ended
	Jan. 31, 2022	Nov. 30, 2021	Aug. 31, 2021	Apr. 30, 2021	Mar. 31, 2022	Jun. 30, 2022	Jun. 30, 2021	Dec. 31, 2007
Payments of Distributions to Affiliates						$ 25,586,550	$ 10,079,550
Proceeds from Equity Method Investment, Distribution						$ 0	$ 10,800,000
Sentinel Omaha LLC [Member]
Investment Owned, at Cost								$ 37,200,000
Equity Method Investment, Ownership Percentage	30%	30%	30%		30%
Payments of Distributions to Affiliates	$ 90,000,000	$ 52,600,000	$ 73,000,000		$ 90,000,000
Proceeds from Equity Method Investment, Distribution	27,000,000	18,410,000	21,900,000		$ 27,000,000
Proceeds from Sale of Buildings	$ 57,350,000	$ 34,500,000	$ 77,235,000	$ 47,250,000

Note 6 - Investment in Sentin_4

Note 6 - Investment in Sentinel Omaha, LLC - Balance Sheet (Details) - USD ($)	Jun. 30, 2022	Dec. 31, 2021
Cash and cash equivalents	$ 2,809,150	$ 2,109,596
Other assets	1,471	16,006
Sentinel Omaha LLC [Member]
Investment in real estate, net	0	56,777,000
Cash and cash equivalents	9,413,000	37,268,000
Other assets	1,884,000	7,865,000
Other liabilities	(117,000)	(617,000)
Members equity	$ 11,180,000	$ 101,293,000

Note 6 - Investment in Sentin_5

Note 6 - Investment in Sentinel Omaha, LLC - Statement of Operations (Details) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Net increase (decrease) in net assets	$ 26,115	$ 2,094,249	$ (36,301)	$ 6,773,560
Sentinel Omaha LLC [Member]
Rent and other income			158,000	9,079,000
Real estate operating expenses			(257,000)	(4,810,000)
Other expenses			(17,000)	(230,000)
Net realized income			34,412,000	17,864,000
Net unrealized (losses)			(34,409,000)	(1,526,000)
Net increase (decrease) in net assets			$ (113,000)	$ 20,377,000

Note 7 - Distribution Payable (

Note 7 - Distribution Payable (Details Textual)	Mar. 22, 2022 $ / shares
Distribution Made to Limited Partner, Distributions Declared, Per Unit (in dollars per share)	$ 3,300

Note 8 - Subsequent Events (Det

Note 8 - Subsequent Events (Details Textual)	Jul. 14, 2022 USD ($)
Subsequent Event [Member] | Eagle IV[Member]
Proceeds from Sales of Business, Affiliate and Productive Assets	$ 13,000,000