Ultralife (ULBI) 10-Q 1 Nov 18 2018 Q3 Quarterly report Financial data

Document And Entity Information

Document And Entity Information - shares	9 Months Ended
	Sep. 30, 2018	Oct. 31, 2018
Document Information [Line Items]
Entity Registrant Name	Ultralife Corp
Entity Central Index Key	875,657
Trading Symbol	ulbi
Current Fiscal Year End Date	--12-31
Entity Filer Category	Non-accelerated Filer
Entity Current Reporting Status	Yes
Entity Emerging Growth Company	false
Entity Small Business	true
Entity Common Stock, Shares Outstanding (in shares)		15,956,677
Document Type	10-Q
Document Period End Date	Sep. 30, 2018
Document Fiscal Year Focus	2,018
Document Fiscal Period Focus	Q3
Amendment Flag	false

Consolidated Balance Sheets (Cu

Consolidated Balance Sheets (Current Period Unaudited) - USD ($) $ in Thousands	Sep. 30, 2018	Dec. 31, 2017
ASSETS
Cash	$ 25,013	$ 18,241
Restricted Cash	441	89
Trade Accounts Receivable, Net of Allowance for Doubtful Accounts of $277 and $292, Respectively	14,533	14,657
Inventories, Net	23,118	26,326
Prepaid Expenses and Other Current Assets	2,900	2,603
Total Current Assets	66,005	61,916
Property, Equipment and Improvements, Net	8,792	7,570
Goodwill	20,201	20,458
Other Intangible Assets, Net	6,670	7,085
Deferred Income Taxes	32	32
Other Non-Current Assets	96	125
Total Assets	101,796	97,186
LIABILITIES AND SHAREHOLDERS' EQUITY
Accounts Payable	7,260	8,787
Accrued Compensation and Related Benefits	1,641	2,413
Accrued Expenses and Other Current Liabilities	3,342	2,871
Income Taxes Payable	121	168
Total Current Liabilities	12,364	14,239
Deferred Income Taxes	3,904	3,867
Other Non-Current Liabilities	32	31
Total Liabilities	16,300	18,137
Commitments and Contingencies (Note 11)
Shareholders' Equity:
Preferred Stock – Par Value $.10 Per Share; Authorized 1,000,000 Shares; None Issued
Common Stock – Par Value $.10 Per Share; Authorized 40,000,000 Shares; Issued – 19,976,388 and 19,670,928 Shares, respectively; Outstanding – 15,956,677 and 15,651,217 Shares, respectively	1,998	1,966
Capital in Excess of Par Value	182,246	180,211
Accumulated Deficit	(77,709)	(82,894)
Accumulated Other Comprehensive Loss	(2,473)	(1,611)
Treasury Stock - At Cost; 4,019,711 Shares	(18,469)	(18,469)
Total Ultralife Corporation Equity	85,593	79,203
Non-Controlling Interest	(97)	(154)
Total Shareholders’ Equity	85,496	79,049
Total Liabilities and Shareholders' Equity	$ 101,796	$ 97,186

Consolidated Balance Sheets (_2

Consolidated Balance Sheets (Current Period Unaudited) (Parentheticals) - USD ($) $ in Thousands	Sep. 30, 2018	Dec. 31, 2017
Trade accounts receivable, allowance for doubtful accounts	$ 277	$ 292
Preferred stock, par value (in dollars per share)	$ 0.10	$ 0.10
Preferred stock, shares authorized (in shares)	1,000,000	1,000,000
Preferred stock, shares issued (in shares)	0	0
Common stock, par value (in dollars per share)	$ 0.10	$ 0.10
Common stock, shares authorized (in shares)	40,000,000	40,000,000
Common stock, shares issued (in shares)	19,976,388	19,670,928
Common stock, shares outstanding (in shares)	15,956,677	15,651,217
Treasury stock, shares (in shares)	4,019,711	4,019,711

Consolidated Statements of Inco

Consolidated Statements of Income and Comprehensive Income (Unaudited) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2018	Oct. 01, 2017	Sep. 30, 2018	Oct. 01, 2017
Revenues	$ 20,330,000	$ 21,047,000	$ 66,263,000	$ 63,022,000
Cost of products sold	14,289,000	14,792,000	46,390,000	43,656,000
Gross profit	6,041,000	6,255,000	19,873,000	19,366,000
Operating expenses:
Research and development	1,099,000	1,355,000	3,417,000	3,678,000
Selling, general and administrative	3,442,000	3,637,000	10,968,000	11,262,000
Total operating expenses	4,541,000	4,992,000	14,385,000	14,940,000
Operating income	1,500,000	1,263,000	5,488,000	4,426,000
Other expense (income):
Interest and financing expense	13,000	38,000	67,000	147,000
Miscellaneous	(34,000)	20,000	(40,000)	53,000
Income before income tax provision	1,521,000	1,205,000	5,461,000	4,226,000
Income Tax Provision	86,000	104,000	219,000	370,000
Net income	1,435,000	1,101,000	5,242,000	3,856,000
Net income attributable to non-controlling interest	27,000	3,000	57,000	8,000
Net income attributable to Ultralife Corporation	1,408,000	1,098,000	5,185,000	3,848,000
Other comprehensive (loss) income:
Foreign currency translation adjustments	(436,000)	440,000	(862,000)	1,193,000
Comprehensive (loss) income attributable to Ultralife Corporation	$ 972,000	$ 1,538,000	$ 4,323,000	$ 5,041,000
Net income per share attributable to Ultralife common shareholders – basic (in dollars per share)	$ 0.09	$ 0.07	$ 0.33	$ 0.25
Net income per share attributable to Ultralife common shareholders – diluted (in dollars per share)	$ 0.09	$ 0.07	$ 0.32	$ 0.24
Weighted average shares outstanding – basic (in shares)	15,952	15,564	15,859	15,495
Potential common shares (in shares)	571	407	548	323
Weighted average shares outstanding - diluted (in shares)	16,523	15,971	16,407	15,818

Consolidated Statements of Cash

Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2018	Oct. 01, 2017
OPERATING ACTIVITIES:
Net Income	$ 5,242	$ 3,856
Adjustments to Reconcile Net Income to Net Cash Provided By Operating Activities:
Depreciation	1,476	1,507
Amortization of Intangible Assets	300	315
Amortization of Financing Fees	27	42
Stock-Based Compensation	707	529
Deferred Income Taxes	54	117
Changes in Operating Assets and Liabilities:
Accounts Receivable	(8)	(2,412)
Inventories	2,947	(1,221)
Prepaid Expenses and Other Assets	(338)	(582)
Accounts Payable and Other Liabilities	(2,876)	1,506
Net Cash Provided By Operating Activities	7,531	3,657
INVESTING ACTIVITIES:
Purchases of Property, Equipment and Improvements	(1,994)	(971)
Net Cash Used In Investing Activities	(1,994)	(971)
FINANCING ACTIVITIES:
Proceeds from Stock Option Exercises	1,357	1,120
Proceeds from Government Grant	397
Net Cash Provided By Financing Activities	1,754	1,120
Effect of Exchange Rate Changes on Cash	(167)	172
INCREASE IN CASH	7,124	3,978
Cash, Beginning of Period	18,330	10,629
Cash, End of Period	$ 25,454	$ 14,607

Note 1 - Basis of Presentation

Note 1 - Basis of Presentation	9 Months Ended
	Sep. 30, 2018
Notes to Financial Statements
Business Description and Basis of Presentation [Text Block]	1. BASIS OF PRESENTATION The accompanying unaudited Consolidated Financial Statements of Ultralife Corporation (the “Company”) and its subsidiaries have been prepared in accordance with generally accepted accounting principles in the United States of America (“GAAP”) for interim financial information and with the instructions to Rule 8 03 X. not not 10 December 31, 2017. The December 31, 2017 not Our monthly closing schedule is a 4/4/5 not

Note 2 - Subsequent Events

Note 2 - Subsequent Events	9 Months Ended
	Sep. 30, 2018
Notes to Financial Statements
Subsequent Events [Text Block]	2. SUBSEQUENT EVENTS On October 31, 2018, November 1, 2018, 2.5 not twelve Under the Share Repurchase Program, shares may may 10b5 1 1934. may not 10b 18,

Note 3 - Revenues

Note 3 - Revenues	9 Months Ended
	Sep. 30, 2018
Notes to Financial Statements
Revenue from Contract with Customer [Text Block]	3. REVENUES Effective January 1, 2018, 2014 09 606 606 not no Revenue Recognition Revenues are generated from the sale of products. Performance obligations are met and revenue is recognized upon transfer of control to the customer, which is generally upon shipment. When contract terms require transfer of control upon delivery at a customer’s location, revenue is recognized on the date of delivery. Revenue is measured as the amount of consideration we expect to receive in exchange for shipped product. Sales, value-added and other taxes billed and collected from customers are excluded from revenue. Customers, including distributors, do not no Revenues recognized from prior period performance obligations for the three nine September 30, 2018 not As of September 30, 2018, no one 606, Deferred revenue, unbilled revenue and deferred contract costs recorded on our Consolidated Balance Sheets as of September 30, 2018 December 31, 2017 not Accounts Receivable We extend credit to our customers in the normal course of business. We perform ongoing credit evaluations and generally do not 30 Sales Commissions Sales commissions are expensed as incurred for contracts with an expected duration of one no September 30, 2018. Shipping and Handling Costs Costs incurred by us related to shipping and handling are included in cost of products sold. Amounts charged to customers pertaining to these costs are reflected as revenue. Product Warranties We generally offer warranties against product defects. Costs incurred to service warranty claims are recorded as costs of products sold. We provide for potential warranty costs based on historical experience. Provision for warranty costs is recorded in other current liabilities and other long-term liabilities on our Consolidated Balance Sheets based on the duration of the warranty. The Company does not See Note 12

Note 4 - Cash

Note 4 - Cash	9 Months Ended
	Sep. 30, 2018
Notes to Financial Statements
Cash and Cash Equivalents Disclosure [Text Block]	4. CASH The Company had cash and restricted cash totaling $25,454 $18,330 September 30, 2018 December 31, 2017, September 30 , December 31, 2018 2017 Cash $ 25,013 $ 18,241 Restricted Cash 441 89 Total $ 25,454 $ 18,330 Restricted cash at September 30, 2018 No September 30, 2018. third

Note 5 - Inventories

Note 5 - Inventories	9 Months Ended
	Sep. 30, 2018
Notes to Financial Statements
Inventory Disclosure [Text Block]	5. INVENTORIES Inventories are stated at the lower of cost or market, net of obsolescence reserves, with cost determined under the first first September 30 , December 31, 2018 2017 Raw Materials $ 13,448 $ 14,606 Work In Process 1,857 2,013 Finished Goods 7,813 9,707 Total $ 23,118 $ 26,326

Note 6 - Property, Equipment an

Note 6 - Property, Equipment and Improvements	9 Months Ended
	Sep. 30, 2018
Notes to Financial Statements
Property, Plant and Equipment Disclosure [Text Block]	6. PROPERTY, EQUIPMENT AND IMPROVEMENTS Major classes of property, equipment and improvements consisted of the following: September 30 , December 31, 2018 2017 Land $ 123 $ 123 Buildings and Leasehold Improvements 7,924 7,858 Machinery and Equipment 51,054 50,852 Furniture and Fixtures 1,983 2,005 Computer Hardware and Software 5,549 5,338 Construction In Process 2,601 535 69,234 66,711 Less: Accumulated Depreciation (60,442 ) (59,141 ) Property, Equipment and Improvements, Net $ 8,792 $ 7,570 Depreciation expense for property, equipment and improvements was as follows: Three-month periods ended Nine -month periods ended September 30 , October 1 , September 30 , October 1 , 2018 2017 2018 2017 Depreciation expense $ 496 $ 497 $ 1,476 $ 1,507

Note 7 - Goodwill, Intangible A

Note 7 - Goodwill, Intangible Assets and Long Term Assets	9 Months Ended
	Sep. 30, 2018
Notes to Financial Statements
Goodwill and Intangible Assets Disclosure [Text Block]	7. GOODWILL, INTANGIBLE ASSETS AND LONG TERM ASSETS a. Goodwill The following table summarizes the goodwill activity by segment for the nine September 30, 2018 October 1, 2017: Battery & Energy Communi- cations Products Systems Total Balance - December 31, 2016 $ 8,472 $ 11,493 $ 19,965 Effect of Foreign Currency Translation 416 - 416 Balance – October 1, 2017 8,888 11,493 20,381 Effect of Foreign Currency Translation 77 - 77 Balance - December 31, 2017 8,965 11,493 20,458 Effect of Foreign Currency Translation (257 ) - (257 ) Balance – September 30, 2018 $ 8,708 $ 11,493 $ 20,201 b. Other Intangible Assets The composition of other intangible assets was: at September 30 , 2018 Accumulated Cost A mortization Net Trademarks $ 3,405 $ - $ 3,405 Customer Relationships 6,529 4,352 2,177 Patents and Technology 5,509 4,696 813 Distributor Relationships 377 377 - Trade Name 379 104 275 Total Other Intangible Assets $ 16,199 $ 9,529 $ 6,670 at December 31, 2017 Accumulated Cost A mortization Net Trademarks $ 3,411 $ - $ 3,411 Customer Relationships 6,618 4,208 2,410 Patents and Technology 5,545 4,595 950 Distributor Relationships 377 377 - Trade Name 393 79 314 Total Other Intangible Assets $ 16,344 $ 9,259 $ 7,085 Amortization expense for intangible assets was as follows: Three-month periods ended Nine -month periods ended September 30 , October 1 , September 30 , October 1 , 2018 2017 2018 2017 Amortization included in: Research and development $ 36 $ 42 $ 111 $ 123 Selling, general and administrative 61 64 189 192 Total amortization expense $ 97 $ 106 $ 300 $ 315 The decrease in the cost value of total other intangible assets from December 31, 2017 September 30, 2018 $145

Note 8 - Revolving Credit Agree

Note 8 - Revolving Credit Agreement	9 Months Ended
	Sep. 30, 2018
Notes to Financial Statements
Debt Disclosure [Text Block]	8. . REVOLVING CREDIT AGREEMENT Credit Facilities On May 31, 2017, $30,000 $1,500 may $50,000 six May 30, 2020. May 24, 2017 ( The Credit Facility provides the Company with an aggregate of up to $30,000 may no not Interest will accrue on outstanding indebtedness under the Credit Agreement at the Overnight LIBOR Rate plus the applicable margin, or at the Base Rate plus the applicable margin, as selected by the Company. During the period beginning May 31, 2017 April 1, 2018, 185 50 20 April 2, 2018 Consolidated Senior Leverage Ratio Applicable Basis Points for Overnight LIBOR Loans Applicable Basis Points for Base Rate Loans Applicable Basis Points for Unused Fee Less than 1.50 to 1.00 185 (50) 20 Greater than or equal to 1.50 to 1.00 but less than 2.50 to 1.00 200 (25) 15 Greater than or equal to 2.50 to 1.00 215 0 10 The Company must pay a fee on its unused availability equal to the applicable margin for the Unused Fee and customary letter of credit fees. In addition to the affirmative and negative covenants, the Company must maintain a fixed charge coverage ratio of 1.15 1.0, four $40,000, September 30, 2018. Any outstanding borrowings must be repaid upon expiration of the term of the Credit Facility. Payments must be made during the term to the extent outstanding borrowings exceed the maximum amount then permitted to be drawn as borrowings under the Credit Facility and from the proceeds of certain transactions. Upon the occurrence of an event of default, the outstanding obligations of the Company under the Credit Facility may As of September 30, 2018, no no

Note 9 - Shareholders' Equity

Note 9 - Shareholders' Equity	9 Months Ended
	Sep. 30, 2018
Notes to Financial Statements
Shareholders' Equity and Share-based Payments [Text Block]	9. SHAREHOLDERS’ EQUITY We recorded non-cash stock compensation expense in each period as follows: Three-month periods ended Nine -month periods ended September 30 , October 1 , September 30 , October 1 , 2018 2017 2018 2017 Stock Options $ 344 $ 130 $ 653 $ 518 Restricted Stock Grants 19 3 54 11 Total $ 363 $ 133 $ 707 $ 529 We have stock options outstanding from various stock-based employee compensation plans for which we record compensation cost relating to share-based payment transactions in our financial statements. As of September 30, 2018, $681 1.1 The following table summarizes stock option activity for the nine September 30, 2018: Number of Shares Weighted Average Exercise Price Weighted Average Remaining Contractual Term (years) Aggregate Intrinsic Value Outstanding at January 1, 2018 1,860,211 $ 6.10 Granted 217,500 9.68 Exercised (305,460 ) 4.54 Forfeited or Expired (17,499 ) 5.61 Outstanding at September 30, 2018 1,754,752 $ 6.68 3.50 $ 3,986 Vested and Expected to Vest at September 30, 2018 1,650,364 $ 6.66 3.36 $ 3,791 Exercisable at September 30, 2018 1,174,378 $ 5.75 2.68 $ 3,193 The following assumptions were used to value stock options granted during the nine September 30, 2018: Risk-Free Interest Rate 2.6 % Volatility Factor 47 % Weighted Average Expected Life (Years) 5 Dividends 0.0 % The weighted average grant date fair value of options granted during the nine September 30, 2018 $4.22. On July 25, 2018, 2004 200,000 $10.00, first $10.00 15 30 50,000 four first $10.00 15 30 third 2018 December 30, 2020. 718, third 2018 $182, FASB’s guidance for share-based payments requires cash flows from excess tax benefits to be classified as a part of cash flows from financing activities. Excess tax benefits are realized tax benefits from tax deductions for exercised stock options in excess of the deferred tax asset attributable to stock compensation costs for such stock options. We did not first nine 2018 2017. Cash received from stock option exercises under our stock-based compensation plans for the three September 30, 2018 October 1, 2017 $64 $131, nine September 30, 2018 October 1, 2017 $1,357 $1,120, In January 2018, 17,500 three $7.16 $71 September 30, 2018.

Note 10 - Income Taxes

Note 10 - Income Taxes	9 Months Ended
	Sep. 30, 2018
Notes to Financial Statements
Income Tax Disclosure [Text Block]	10. INCOME TAXES On December 22, 2017, not 1 35 21 2 3 December 31, 2017; ( 4 December 31, 2017; 5 The Act provided for a one 1986 December 31, 2017. not On December 22, 2017, No. 118 not September 30, 2018, may September 30, 2018, not not not For the three September 30, 2018 October 1, 2017, $86 $104, nine September 30, 2018 October 1, 2017, $219 $370, Three-month periods ended Nine -month periods ended September 30 , October 1 , September 30 , October 1 , 2018 2017 2018 2017 Current Income Tax Provision: Foreign $ 64 $ 48 $ 153 $ 199 Federal - 14 - 42 State 4 4 12 12 Deferred Income Tax Provision 18 38 54 117 Total $ 86 $ 104 $ 219 $ 370 The deferred income tax provision for the three nine September 30, 2018 three nine October 1, 2017 2018 2017 Our effective consolidated tax rates for the nine September 30, 2018 October 1, 2017 Nine -Month P erio ds E nded September 30 , October 1 , 2018 2017 Income Before Income Taxes $5,461 $4,226 Income Tax Provision 219 370 Effective Income Tax Rate 4.0% 8.8% In 2018 2017, may not not September 30, 2018. 2018 2017, not not As of December 31, 2017, $69,594 $12,760, $1,837, $12,760, $69,594 2020 2034. As of September 30, 2018, There were no September 30, 2018 December 31, 2017. As a result of our operations, we file income tax returns in various jurisdictions including U.S. federal, U.S. state and foreign jurisdictions. We are routinely subject to examination by taxing authorities in these various jurisdictions. Our U.S. tax matters for the years 2002 2017 2009 2017

Note 11 - Earnings Per Share

Note 11 - Earnings Per Share	9 Months Ended
	Sep. 30, 2018
Notes to Financial Statements
Earnings Per Share [Text Block]	11. EARNINGS PER SHARE Basic earnings per share (“EPS”) is computed by dividing net income attributable to Ultralife Corporation by the weighted-average shares outstanding during the period. Diluted EPS includes the dilutive effect of securities, if any, and is calculated using the treasury stock method. For the three September 30, 2018, 1,252,502 17,500 571,829 three October 1, 2017, 1,481,844 no 407,668 nine September 30, 2018 October 1, 2017, 1,252,502 1,066,844 17,500 zero 548,004 323,217 There were 5 02,250 569,000 three September 30, 2018 October 1, 2017, not 5 02,250 984,000 nine September 30, 2018 October 1, 2017, not

Note 12 - Commitments and Conti

Note 12 - Commitments and Contingencies	9 Months Ended
	Sep. 30, 2018
Notes to Financial Statements
Commitments and Contingencies Disclosure [Text Block]	12. COMMITMENTS AND CONTINGENCIES a. Purchase Commitments As of September 30, 2018, $3,230 b. Product Warranties We estimate future costs associated with expected product failure rates, material usage and service costs in the development of our warranty obligations. Warranty reserves are based on historical experience of warranty claims and generally will be estimated as a percentage of sales over the warranty period. In the event the actual results of these items differ from the estimates, an adjustment to the warranty obligation would be recorded. Changes in our product warranty liability during the first nine 2018 2017 Nine -Month P eriod s E nded September 30 , 2018 October 1 , 2017 Accrued Warranty Obligations – Beginning $ 149 $ 172 Accruals for Warranties Issued (9 ) 66 Settlements Made (54 ) (58 ) Accrued Warranty Obligations – Ending $ 86 $ 180 c. Contingencies and Legal Matters We are subject to legal proceedings and claims that arise from time to time in the normal course of business. We believe that the final disposition of such matters will not Dreamliner Litigation In July 2013, 787 2001, On May 4, 2015, 2013 This lawsuit has now been resolved ( February 2018),

Note 13 - Business Segment Info

Note 13 - Business Segment Information	9 Months Ended
	Sep. 30, 2018
Notes to Financial Statements
Segment Reporting Disclosure [Text Block]	13. BUSINESS SEGMENT INFORMATION We report our results in two 9 The components of segment performance were as follows: Three-Month Period Ended September 30 , 2018 : Battery & Energy Products Communi- cations Systems Corporate Total Revenues $ 17,289 $ 3,041 $ - $ 20,330 Segment Contribution 4,702 1,339 (4,541 ) 1,500 Interest, Financing and Miscellaneous Income, Net 21 21 Tax Provision (86 ) (86 ) Non-Controlling Interest (27 ) (27 ) Net Income Attributable to Ultralife $ 1,408 Three-Month Period Ended October 1, 2017 : Battery & Energy Products Communi- cations Systems Corporate Total Revenues $ 18,616 $ 2,431 $ - $ 21,047 Segment Contribution 5,186 1,069 (4,992 ) 1,263 Interest, Financing and Miscellaneous Expense, Net (58 ) (58 ) Tax Provision (104 ) (104 ) Non-Controlling Interest (3 ) (3 ) Net Income Attributable to Ultralife $ 1,098 Nine -Month Period Ended September 30 , 2018 : Battery & Energy Products Communi- cations Systems Corporate Total Revenues $ 52,344 $ 13,919 $ - $ 66,263 Segment Contribution 14,664 5,209 (14,385 ) 5,488 Interest, Financing and Miscellaneous Expense, Net (27 ) (27 ) Tax Provision (219 ) (219 ) Non-Controlling Interest (57 ) (57 ) Net Income Attributable to Ultralife $ 5,185 Nine -Month Period Ended October 1, 2017 : Battery & Energy Products Communi- cations Systems Corporate Total Revenues $ 52,977 $ 10,045 $ - $ 63,022 Segment Contribution 14,858 4,508 (14,940 ) 4,426 Interest, Financing and Miscellaneous Expense, Net (200 ) (200 ) Tax Provision (370 ) (370 ) Non-Controlling Interest (8 ) (8 ) Net Income Attributable to Ultralife $ 3,848 The following tables disaggregate our business segment revenues by major source and geography. Commercial and Government/Defense Revenue Information: Three-Month Period Ended September 30 , 2018: Total Revenue Commercial Government/ Defense Battery & Energy Products $ 17,289 $ 10,127 $ 7,162 Communications Systems 3,041 - 3,041 Total $ 20,330 $ 10,127 $ 10,203 50 % 50 % Three-Month Period Ended October 1, 2017 : Total Revenue Commercial Government/ Defense Battery & Energy Products $ 18,616 $ 10,817 $ 7,799 Communications Systems 2,431 - 2,431 Total $ 21,047 $ 10,817 $ 10,230 51 % 49 % Nine -Month Period Ended September 30 , 2018: Total Revenue Commercial Government/ Defense Battery & Energy Products $ 52,344 $ 30,007 $ 22,337 Communications Systems 13,919 - 13,919 Total $ 66,263 $ 30,007 $ 36,256 45 % 55 % Nine -Month Period Ended October 1, 2017 : Total Revenue Commercial Government/ Defense Battery & Energy Products $ 52,977 $ 30,988 $ 21,989 Communications Systems 10,045 - 10,045 Total $ 63,022 $ 30,988 $ 32,034 49 % 51 % U.S. and Non-U.S. Revenue Information 1 : Three-Month Period Ended September 30 , 2018: Total Revenue United States Non-United States Battery & Energy Products $ 17,289 $ 9,389 $ 7,900 Communications Systems 3,041 2,140 901 Total $ 20,330 $ 11,529 $ 8,801 57 % 43 % Three-Month Period Ended October 1, 2017 : Total Revenue United States Non-United States Battery & Energy Products $ 18,616 $ 9,161 $ 9,455 Communications Systems 2,431 2,144 287 Total $ 21,047 $ 11,305 $ 9,742 54 % 46 % Nine -Month Period Ended September 30 , 2018: Total Revenue United States Non-United States Battery & Energy Products $ 52,344 $ 29,451 $ 22,893 Communications Systems 13,919 12,747 1,172 Total $ 66,263 $ 42,198 $ 24,065 64 % 36 % Nine -Month Period Ended October 1, 2017 : Total Revenue United States Non-United States Battery & Energy Products $ 52,977 $ 25,832 $ 27,145 Communications Systems 10,045 9,399 646 Total $ 63,022 $ 35,231 $ 27,791 56 % 44 % 1 may

Note 14 - Recent Accounting Pro

Note 14 - Recent Accounting Pronouncements and Developments	9 Months Ended
	Sep. 30, 2018
Notes to Financial Statements
New Accounting Pronouncements and Changes in Accounting Principles [Text Block]	14. RECENT ACCOUNTING PRONOUNCEMENTS AND DEVELOPMENTS In May 2014, 2014 09 606 606 December 15, 2017, 606 January 1, 2018. 2 In November 2016, 2016 18, 230 December 31, 2017, January 1, 2018. In August 2016, 2016 15, 230 eight December 15, 2017, January 1, 2018. not In May 2017, 2017 09, 718 718. December 15, 2017 January 1, 2018. not There have been no 2017 10 In March 2018, 2018 05, 740 No. 118”. December 2017 No. 118, 118” 118 118 118. September 30, 2018 December 31, 2017.

Note 4 - Cash (Tables)

Note 4 - Cash (Tables)	9 Months Ended
	Sep. 30, 2018
Notes Tables
Schedule of Cash and Cash Equivalents [Table Text Block]	September 30 , December 31, 2018 2017 Cash $ 25,013 $ 18,241 Restricted Cash 441 89 Total $ 25,454 $ 18,330

Note 5 - Inventories (Tables)

Note 5 - Inventories (Tables)	9 Months Ended
	Sep. 30, 2018
Notes Tables
Schedule of Inventory, Current [Table Text Block]	September 30 , December 31, 2018 2017 Raw Materials $ 13,448 $ 14,606 Work In Process 1,857 2,013 Finished Goods 7,813 9,707 Total $ 23,118 $ 26,326

Note 6 - Property, Equipment _2

Note 6 - Property, Equipment and Improvements (Tables)	9 Months Ended
	Sep. 30, 2018
Notes Tables
Property, Plant and Equipment [Table Text Block]	September 30 , December 31, 2018 2017 Land $ 123 $ 123 Buildings and Leasehold Improvements 7,924 7,858 Machinery and Equipment 51,054 50,852 Furniture and Fixtures 1,983 2,005 Computer Hardware and Software 5,549 5,338 Construction In Process 2,601 535 69,234 66,711 Less: Accumulated Depreciation (60,442 ) (59,141 ) Property, Equipment and Improvements, Net $ 8,792 $ 7,570 Three-month periods ended Nine -month periods ended September 30 , October 1 , September 30 , October 1 , 2018 2017 2018 2017 Depreciation expense $ 496 $ 497 $ 1,476 $ 1,507

Note 7 - Goodwill, Intangible_2

Note 7 - Goodwill, Intangible Assets and Long Term Assets (Tables)	9 Months Ended
	Sep. 30, 2018
Notes Tables
Schedule of Goodwill [Table Text Block]	Battery & Energy Communi- cations Products Systems Total Balance - December 31, 2016 $ 8,472 $ 11,493 $ 19,965 Effect of Foreign Currency Translation 416 - 416 Balance – October 1, 2017 8,888 11,493 20,381 Effect of Foreign Currency Translation 77 - 77 Balance - December 31, 2017 8,965 11,493 20,458 Effect of Foreign Currency Translation (257 ) - (257 ) Balance – September 30, 2018 $ 8,708 $ 11,493 $ 20,201
Schedule of Finite-Lived Intangible Assets [Table Text Block]	at September 30 , 2018 Accumulated Cost A mortization Net Trademarks $ 3,405 $ - $ 3,405 Customer Relationships 6,529 4,352 2,177 Patents and Technology 5,509 4,696 813 Distributor Relationships 377 377 - Trade Name 379 104 275 Total Other Intangible Assets $ 16,199 $ 9,529 $ 6,670 at December 31, 2017 Accumulated Cost A mortization Net Trademarks $ 3,411 $ - $ 3,411 Customer Relationships 6,618 4,208 2,410 Patents and Technology 5,545 4,595 950 Distributor Relationships 377 377 - Trade Name 393 79 314 Total Other Intangible Assets $ 16,344 $ 9,259 $ 7,085
Finite-lived Intangible Assets Amortization Expense [Table Text Block]	Three-month periods ended Nine -month periods ended September 30 , October 1 , September 30 , October 1 , 2018 2017 2018 2017 Amortization included in: Research and development $ 36 $ 42 $ 111 $ 123 Selling, general and administrative 61 64 189 192 Total amortization expense $ 97 $ 106 $ 300 $ 315

Note 8 - Revolving Credit Agr_2

Note 8 - Revolving Credit Agreement (Tables)	9 Months Ended
	Sep. 30, 2018
Notes Tables
Interest Rate Margins on Outstanding Debt [Table Text Block]	Consolidated Senior Leverage Ratio Applicable Basis Points for Overnight LIBOR Loans Applicable Basis Points for Base Rate Loans Applicable Basis Points for Unused Fee Less than 1.50 to 1.00 185 (50) 20 Greater than or equal to 1.50 to 1.00 but less than 2.50 to 1.00 200 (25) 15 Greater than or equal to 2.50 to 1.00 215 0 10

Note 9 - Shareholders' Equity (

Note 9 - Shareholders' Equity (Tables)	9 Months Ended
	Sep. 30, 2018
Notes Tables
Disclosure of Share-based Compensation Arrangements by Share-based Payment Award [Table Text Block]	Three-month periods ended Nine -month periods ended September 30 , October 1 , September 30 , October 1 , 2018 2017 2018 2017 Stock Options $ 344 $ 130 $ 653 $ 518 Restricted Stock Grants 19 3 54 11 Total $ 363 $ 133 $ 707 $ 529
Share-based Compensation, Stock Options, Activity [Table Text Block]	Number of Shares Weighted Average Exercise Price Weighted Average Remaining Contractual Term (years) Aggregate Intrinsic Value Outstanding at January 1, 2018 1,860,211 $ 6.10 Granted 217,500 9.68 Exercised (305,460 ) 4.54 Forfeited or Expired (17,499 ) 5.61 Outstanding at September 30, 2018 1,754,752 $ 6.68 3.50 $ 3,986 Vested and Expected to Vest at September 30, 2018 1,650,364 $ 6.66 3.36 $ 3,791 Exercisable at September 30, 2018 1,174,378 $ 5.75 2.68 $ 3,193
Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block]	Risk-Free Interest Rate 2.6 % Volatility Factor 47 % Weighted Average Expected Life (Years) 5 Dividends 0.0 %

Note 10 - Income Taxes (Tables)

Note 10 - Income Taxes (Tables)	9 Months Ended
	Sep. 30, 2018
Notes Tables
Schedule of Components of Income Tax Expense (Benefit) [Table Text Block]	Three-month periods ended Nine -month periods ended September 30 , October 1 , September 30 , October 1 , 2018 2017 2018 2017 Current Income Tax Provision: Foreign $ 64 $ 48 $ 153 $ 199 Federal - 14 - 42 State 4 4 12 12 Deferred Income Tax Provision 18 38 54 117 Total $ 86 $ 104 $ 219 $ 370
Schedule of Effective Income Tax Rate Reconciliation [Table Text Block]	Nine -Month P erio ds E nded September 30 , October 1 , 2018 2017 Income Before Income Taxes $5,461 $4,226 Income Tax Provision 219 370 Effective Income Tax Rate 4.0% 8.8%

Note 12 - Commitments and Con_2

Note 12 - Commitments and Contingencies (Tables)	9 Months Ended
	Sep. 30, 2018
Notes Tables
Schedule of Product Warranty Liability [Table Text Block]	Nine -Month P eriod s E nded September 30 , 2018 October 1 , 2017 Accrued Warranty Obligations – Beginning $ 149 $ 172 Accruals for Warranties Issued (9 ) 66 Settlements Made (54 ) (58 ) Accrued Warranty Obligations – Ending $ 86 $ 180

Note 13 - Business Segment In_2

Note 13 - Business Segment Information (Tables)	9 Months Ended
	Sep. 30, 2018
Notes Tables
Schedule of Segment Reporting Information, by Segment [Table Text Block]	Battery & Energy Products Communi- cations Systems Corporate Total Revenues $ 17,289 $ 3,041 $ - $ 20,330 Segment Contribution 4,702 1,339 (4,541 ) 1,500 Interest, Financing and Miscellaneous Income, Net 21 21 Tax Provision (86 ) (86 ) Non-Controlling Interest (27 ) (27 ) Net Income Attributable to Ultralife $ 1,408 Battery & Energy Products Communi- cations Systems Corporate Total Revenues $ 18,616 $ 2,431 $ - $ 21,047 Segment Contribution 5,186 1,069 (4,992 ) 1,263 Interest, Financing and Miscellaneous Expense, Net (58 ) (58 ) Tax Provision (104 ) (104 ) Non-Controlling Interest (3 ) (3 ) Net Income Attributable to Ultralife $ 1,098 Battery & Energy Products Communi- cations Systems Corporate Total Revenues $ 52,344 $ 13,919 $ - $ 66,263 Segment Contribution 14,664 5,209 (14,385 ) 5,488 Interest, Financing and Miscellaneous Expense, Net (27 ) (27 ) Tax Provision (219 ) (219 ) Non-Controlling Interest (57 ) (57 ) Net Income Attributable to Ultralife $ 5,185 Battery & Energy Products Communi- cations Systems Corporate Total Revenues $ 52,977 $ 10,045 $ - $ 63,022 Segment Contribution 14,858 4,508 (14,940 ) 4,426 Interest, Financing and Miscellaneous Expense, Net (200 ) (200 ) Tax Provision (370 ) (370 ) Non-Controlling Interest (8 ) (8 ) Net Income Attributable to Ultralife $ 3,848
Revenue from External Customers by Geographic Areas [Table Text Block]	Three-Month Period Ended September 30 , 2018: Total Revenue Commercial Government/ Defense Battery & Energy Products $ 17,289 $ 10,127 $ 7,162 Communications Systems 3,041 - 3,041 Total $ 20,330 $ 10,127 $ 10,203 50 % 50 % Three-Month Period Ended October 1, 2017 : Total Revenue Commercial Government/ Defense Battery & Energy Products $ 18,616 $ 10,817 $ 7,799 Communications Systems 2,431 - 2,431 Total $ 21,047 $ 10,817 $ 10,230 51 % 49 % Nine -Month Period Ended September 30 , 2018: Total Revenue Commercial Government/ Defense Battery & Energy Products $ 52,344 $ 30,007 $ 22,337 Communications Systems 13,919 - 13,919 Total $ 66,263 $ 30,007 $ 36,256 45 % 55 % Nine -Month Period Ended October 1, 2017 : Total Revenue Commercial Government/ Defense Battery & Energy Products $ 52,977 $ 30,988 $ 21,989 Communications Systems 10,045 - 10,045 Total $ 63,022 $ 30,988 $ 32,034 49 % 51 %
Schedule of Revenues from External Customers by Business Segment Sector [Table Text Block]	Three-Month Period Ended September 30 , 2018: Total Revenue United States Non-United States Battery & Energy Products $ 17,289 $ 9,389 $ 7,900 Communications Systems 3,041 2,140 901 Total $ 20,330 $ 11,529 $ 8,801 57 % 43 % Three-Month Period Ended October 1, 2017 : Total Revenue United States Non-United States Battery & Energy Products $ 18,616 $ 9,161 $ 9,455 Communications Systems 2,431 2,144 287 Total $ 21,047 $ 11,305 $ 9,742 54 % 46 % Nine -Month Period Ended September 30 , 2018: Total Revenue United States Non-United States Battery & Energy Products $ 52,344 $ 29,451 $ 22,893 Communications Systems 13,919 12,747 1,172 Total $ 66,263 $ 42,198 $ 24,065 64 % 36 % Nine -Month Period Ended October 1, 2017 : Total Revenue United States Non-United States Battery & Energy Products $ 52,977 $ 25,832 $ 27,145 Communications Systems 10,045 9,399 646 Total $ 63,022 $ 35,231 $ 27,791 56 % 44 %

Note 2 - Subsequent Events (Det

Note 2 - Subsequent Events (Details Textual) shares in Millions	Nov. 01, 2018shares
Subsequent Event [Member]
Stock Repurchase Program, Number of Shares Authorized to be Repurchased	2.5

Note 4 - Cash (Details Textual)

Note 4 - Cash (Details Textual) - USD ($) $ in Thousands	Sep. 30, 2018	Dec. 31, 2017	Oct. 01, 2017	Dec. 31, 2016
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Ending Balance	$ 25,454	$ 18,330	$ 14,607	$ 10,629

Note 4 - Cash - Summary of Cash

Note 4 - Cash - Summary of Cash (Details) - USD ($) $ in Thousands	Sep. 30, 2018	Dec. 31, 2017	Oct. 01, 2017	Dec. 31, 2016
Cash	$ 25,013	$ 18,241
Restricted Cash	441	89
Total	$ 25,454	$ 18,330	$ 14,607	$ 10,629

Note 5 - Inventories - Composit

Note 5 - Inventories - Composition of Inventories (Details) - USD ($) $ in Thousands	Sep. 30, 2018	Dec. 31, 2017
Raw Materials	$ 13,448	$ 14,606
Work In Process	1,857	2,013
Finished Goods	7,813	9,707
Total	$ 23,118	$ 26,326

Note 6 - Property, Equipment _3

Note 6 - Property, Equipment and Improvements - Major Classes of Property, Equipment and Improvements (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2018	Oct. 01, 2017	Sep. 30, 2018	Oct. 01, 2017	Dec. 31, 2017
Property, equipment and improvements	$ 69,234		$ 69,234		$ 66,711
Less: Accumulated Depreciation	(60,442)		(60,442)		(59,141)
Property, Equipment and Improvements, Net	8,792		8,792		7,570
Depreciation expense	496	$ 497	1,476	$ 1,507
Land [Member]
Property, equipment and improvements	123		123		123
Building and Building Improvements [Member]
Property, equipment and improvements	7,924		7,924		7,858
Machinery and Equipment [Member]
Property, equipment and improvements	51,054		51,054		50,852
Furniture and Fixtures [Member]
Property, equipment and improvements	1,983		1,983		2,005
Computer Equipment [Member]
Property, equipment and improvements	5,549		5,549		5,338
Construction in Progress [Member]
Property, equipment and improvements	$ 2,601		$ 2,601		$ 535

Note 7 - Goodwill, Intangible_3

Note 7 - Goodwill, Intangible Assets and Long Term Assets (Details Textual) $ in Thousands	9 Months Ended
	Sep. 30, 2018USD ($)
Finite Lived Intangible Assets, Foreign Currency Translation Gain (Loss)	$ (145)

Note 7 - Goodwill, Intangible_4

Note 7 - Goodwill, Intangible Assets and Long Term Assets - Goodwill Activity by Segment (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
	Dec. 31, 2017	Sep. 30, 2018	Oct. 01, 2017
Balance	$ 20,381	$ 20,458	$ 19,965
Effect of Foreign Currency Translation	77	(257)	416
Balance	20,458	20,201	20,381
Battery & Energy Products Segment [Member]
Balance	8,888	8,965	8,472
Effect of Foreign Currency Translation	77	(257)	416
Balance	8,965	8,708	8,888
Communications Systems Segment [Member]
Balance	11,493	11,493	11,493
Effect of Foreign Currency Translation
Balance	$ 11,493	$ 11,493	$ 11,493

Note 7 - Goodwill, Intangible_5

Note 7 - Goodwill, Intangible Assets and Long Term Assets - Composition of Intangible Assets (Details) - USD ($) $ in Thousands	Sep. 30, 2018	Dec. 31, 2017
Cost	$ 16,199	$ 16,344
Accumulated Amortization	9,529	9,259
Net	6,670	7,085
Trademarks [Member]
Cost	3,405	3,411
Accumulated Amortization
Net	3,405	3,411
Customer Relationships [Member]
Cost	6,529	6,618
Accumulated Amortization	4,352	4,208
Net	2,177	2,410
Patents and Technology [Member]
Cost	5,509	5,545
Accumulated Amortization	4,696	4,595
Net	813	950
Distributor Relationships [Member]
Cost	377	377
Accumulated Amortization	377	377
Net
Trade Names [Member]
Cost	379	393
Accumulated Amortization	104	79
Net	$ 275	$ 314

Note 7 - Goodwill, Intangible_6

Note 7 - Goodwill, Intangible Assets and Long Term Assets - Amortization Expense for Intangible Assets (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2018	Oct. 01, 2017	Sep. 30, 2018	Oct. 01, 2017
Amortization of Intangible Assets	$ 97	$ 106	$ 300	$ 315
Research and Development Expense [Member]
Amortization of Intangible Assets	36	42	111	123
Selling, General and Administrative Expenses [Member]
Amortization of Intangible Assets	$ 61	$ 64	$ 189	$ 192

Note 8 - Revolving Credit Agr_3

Note 8 - Revolving Credit Agreement (Details Textual) $ in Thousands	May 31, 2017USD ($)	Sep. 30, 2018USD ($)	Apr. 01, 2018
KeyBank [Member] | Revolving Credit Facility [Member]
Line of Credit Facility, Maximum Borrowing Capacity	$ 30,000
Line of Credit Facility Maximum Borrowing Capacity May Be Increased to	50,000
Long-term Line of Credit, Total		$ 0
Minimum Fixed Charge Coverage Ratio		1.15
Minimum Tangible Net Worth		$ 40,000
Letters of Credit Outstanding, Amount		0
KeyBank [Member] | Revolving Credit Facility [Member] | London Interbank Offered Rate (LIBOR) [Member]
Debt Instrument, Basis Spread on Variable Rate			1.85%
Line of Credit Facility, Unused Capacity, Commitment Fee Percentage			0.20%
KeyBank [Member] | Revolving Credit Facility [Member] | Base Rate [Member]
Debt Instrument, Basis Spread on Variable Rate			(0.50%)
KeyBank [Member] | Letter of Credit [Member]
Line of Credit Facility, Maximum Borrowing Capacity	$ 1,500
PNC Bank [Member] | Revolving Credit Facility [Member]
Long-term Line of Credit, Total		$ 0

Note 8 - Revolving Credit Agr_4

Note 8 - Revolving Credit Agreement - Interest Rate Margins (Details) - KeyBank [Member] - Revolving Credit Facility [Member]	10 Months Ended	26 Months Ended
	Apr. 01, 2018	May 30, 2020
Scenario, Forecast [Member] | Leverage Ratio Less Than 1.5 [Member]
Applicable basis points for unused fee		0.20%
Scenario, Forecast [Member] | Leverage Ratio Between 1.5 and 2.5 [Member]
Applicable basis points for unused fee		0.15%
Scenario, Forecast [Member] | Leverage Ratio Greater than 2.5 [Member]
Applicable basis points for unused fee		0.10%
London Interbank Offered Rate (LIBOR) [Member]
Interest rate margin on outstanding borrowings	1.85%
Applicable basis points for unused fee	0.20%
London Interbank Offered Rate (LIBOR) [Member] | Scenario, Forecast [Member] | Leverage Ratio Less Than 1.5 [Member]
Interest rate margin on outstanding borrowings		1.85%
London Interbank Offered Rate (LIBOR) [Member] | Scenario, Forecast [Member] | Leverage Ratio Between 1.5 and 2.5 [Member]
Interest rate margin on outstanding borrowings		2.00%
London Interbank Offered Rate (LIBOR) [Member] | Scenario, Forecast [Member] | Leverage Ratio Greater than 2.5 [Member]
Interest rate margin on outstanding borrowings		2.15%
Base Rate [Member]
Interest rate margin on outstanding borrowings	(0.50%)
Base Rate [Member] | Scenario, Forecast [Member] | Leverage Ratio Less Than 1.5 [Member]
Interest rate margin on outstanding borrowings		(0.50%)
Base Rate [Member] | Scenario, Forecast [Member] | Leverage Ratio Between 1.5 and 2.5 [Member]
Interest rate margin on outstanding borrowings		(0.25%)
Base Rate [Member] | Scenario, Forecast [Member] | Leverage Ratio Greater than 2.5 [Member]
Interest rate margin on outstanding borrowings		0.00%

Note 9 - Shareholders' Equity_2

Note 9 - Shareholders' Equity (Details Textual) - USD ($) $ / shares in Units, $ in Thousands	Jul. 25, 2018	Jan. 31, 2018	Sep. 30, 2018	Oct. 01, 2017	Sep. 30, 2018	Oct. 01, 2017
Employee Service Share-based Compensation, Nonvested Awards, Compensation Not yet Recognized, Stock Options			$ 681		$ 681
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Period for Recognition					1 year 36 days
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value					$ 4.22
Excess Tax Benefit from Share-based Compensation, Financing Activities					$ 0	$ 0
Proceeds from Stock Options Exercised			64	$ 131	1,357	$ 1,120
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value		$ 7.16
Employee Service Share-based Compensation, Nonvested Awards, Compensation Not yet Recognized, Share-based Awards Other than Options			71		$ 71
The 2004 Long-term Incentive Plan [Member] | President [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Accelerated Vesting, Number	200,000
Share-based Compensation Arrangement by Share-based Payment Award, Options, Accelerated Vesting, Weighted Average Grant Date Fair Value	$ 10
Option Accelerated Vesting, Stock Price Trigger	$ 10
Option Accelerated Vesting, Threshold Trading Days	15 days
Share-based Compensation Arrangement by Share-based Payment Award, Annual Vesting Increments	50,000
Share-based Compensation Arrangement by Share-based Payment Award Accelerated Compensation Cost			$ 182
The 2014 Long-term Incentive Plan [Member] | Restricted Stock [Member]
Stock Issued During Period, Shares, Restricted Stock Award, Gross		17,500
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period		3 years

Note 9 - Shareholders' Equity -

Note 9 - Shareholders' Equity - Non-cash Stock Compensation Expense (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2018	Oct. 01, 2017	Sep. 30, 2018	Oct. 01, 2017
Stock-based comepensation expense	$ 363	$ 133	$ 707	$ 529
Employee Stock Option [Member]
Stock-based comepensation expense	344	130	653	518
Restricted Stock [Member]
Stock-based comepensation expense	$ 19	$ 3	$ 54	$ 11

Note 9 - Shareholders' Equity_3

Note 9 - Shareholders' Equity - Stock Option Activity (Details) $ / shares in Units, $ in Thousands	9 Months Ended
	Sep. 30, 2018USD ($)$ / sharesshares
Options outstanding (in shares) | shares	1,860,211
Options outstanding - weighted average exercise price (in dollars per share) | $ / shares	$ 6.10
Granted (in shares) | shares	217,500
Granted - weighted average exercise price (in dollars per share) | $ / shares	$ 9.68
Exercised (in shares) | shares	(305,460)
Exercised - weighted average exercise price (in dollars per share) | $ / shares	$ 4.54
Forfeited or Expired (in shares) | shares	(17,499)
Forfeited or expired - weighted average exercise price (in dollars per share) | $ / shares	$ 5.61
Options outstanding (in shares) | shares	1,754,752
Options outstanding - weighted average exercise price (in dollars per share) | $ / shares	$ 6.68
Options outstanding - weighted average remaining contractual term (Year)	3 years 182 days
Options outstanding - aggregate intrinsic value | $	$ 3,986
Vested and Expected to Vest (in shares) | shares	1,650,364
Options vested and expected to vest - weighted average exercise price (in dollars per share) | $ / shares	$ 6.66
Options vested and expected to vest - weighted average remaining contractual term (Year)	3 years 131 days
Options vested and expected to vest - aggregate intrinsic value | $	$ 3,791
Options exercisable (in shares) | shares	1,174,378
Exercisable - weighted average exercise price (in dollars per share) | $ / shares	$ 5.75
Exercisable - weighted average remaining contractual term (Year)	2 years 248 days
Exercisable - aggregate intrinsic value | $	$ 3,193

Note 9 - Shareholders' Equity_4

Note 9 - Shareholders' Equity - Stock Option Assumptions (Details)	9 Months Ended
	Sep. 30, 2018
Risk-Free Interest Rate	2.60%
Volatility Factor	47.00%
Weighted Average Expected Life (Year)	5 years
Dividends	0.00%

Note 10 - Income Taxes (Details

Note 10 - Income Taxes (Details Textual) - USD ($)	3 Months Ended		9 Months Ended		12 Months Ended
	Sep. 30, 2018	Oct. 01, 2017	Sep. 30, 2018	Oct. 01, 2017	Dec. 31, 2018	Dec. 31, 2017
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent						35.00%
Income Tax Expense (Benefit), Total	$ 86,000	$ 104,000	$ 219,000	$ 370,000
Unrecognized Tax Benefits, Ending Balance	$ 0		$ 0			$ 0
Domestic Tax Authority [Member]
Operating Loss Carryforwards, Total						69,594,000
Tax Credit Carryforward, Amount						1,837,000
Domestic Tax Authority [Member] | Earliest Tax Year [Member] | Internal Revenue Service (IRS) [Member]
Open Tax Year			2,002
Domestic Tax Authority [Member] | Latest Tax Year [Member] | Internal Revenue Service (IRS) [Member]
Open Tax Year			2,017
Foreign Tax Authority [Member]
Operating Loss Carryforwards, Total						$ 12,760,000
Foreign Tax Authority [Member] | Earliest Tax Year [Member]
Open Tax Year			2,009
Foreign Tax Authority [Member] | Latest Tax Year [Member]
Open Tax Year			2,017
State and Local Jurisdiction [Member] | Earliest Tax Year [Member]
Open Tax Year			2,002
State and Local Jurisdiction [Member] | Latest Tax Year [Member]
Open Tax Year			2,017
Scenario, Forecast [Member]
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent					21.00%

Note 10 - Income Taxes - Income

Note 10 - Income Taxes - Income Tax Expense (Details) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2018	Oct. 01, 2017	Sep. 30, 2018	Oct. 01, 2017
Foreign	$ 64,000	$ 48,000	$ 153,000	$ 199,000
Federal		14,000		42,000
State	4,000	4,000	12,000	12,000
Deferred Income Tax Provision	18,000	38,000	54,000	117,000
Total	$ 86,000	$ 104,000	$ 219,000	$ 370,000

Note 10 - Income Taxes - Effect

Note 10 - Income Taxes - Effective Consolidated Tax Rate (Details) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2018	Oct. 01, 2017	Sep. 30, 2018	Oct. 01, 2017
Income Before Income Taxes			$ 5,461,000	$ 4,226,000
Income Tax Provision	$ 86,000	$ 104,000	$ 219,000	$ 370,000
Effective Income Tax Rate			4.00%	8.80%

Note 11 - Earnings Per Share (D

Note 11 - Earnings Per Share (Details Textual) - shares	3 Months Ended		9 Months Ended
	Sep. 30, 2018	Oct. 01, 2017	Sep. 30, 2018	Oct. 01, 2017
Dilutive Securities Included in Computation of Earnings Per Share Amount	1,252,502	1,481,844	1,252,502	1,066,844
Dilutive Securities Included in Computation of Earnings Per Share Amount Restricted Stock	17,500	0	17,500	0
Incremental Common Shares Attributable to Share-based Payment Arrangements, Total	571,829	407,668	548,004	323,217
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount	502,250	569,000	502,250	984,000

Note 12 - Commitments and Con_3

Note 12 - Commitments and Contingencies (Details Textual) $ in Thousands	9 Months Ended
	Sep. 30, 2018USD ($)
Long-term Purchase Commitment, Amount	$ 3,230

Note 12 - Commitments and Con_4

Note 12 - Commitments and Contingencies - Changes in Produce Warranty Liability (Details) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2018	Oct. 01, 2017
Accrued Warranty Obligations – Beginning	$ 149	$ 172
Accruals for Warranties Issued	(9)
Accruals for Warranties Issued		66
Settlements Made	(54)	(58)
Accrued Warranty Obligations – Ending	$ 86	$ 180

Note 13 - Business Segment In_3

Note 13 - Business Segment Information (Details Textual)	9 Months Ended
	Sep. 30, 2018
Number of Operating Segments	2

Note 13 - Business Segment In_4

Note 13 - Business Segment Information - Segment Activity (Details) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2018	Oct. 01, 2017	Sep. 30, 2018	Oct. 01, 2017
Revenues	$ 20,330,000	$ 21,047,000	$ 66,263,000	$ 63,022,000
Segment Contribution	1,500,000	1,263,000	5,488,000	4,426,000
Interest, Financing and Miscellaneous Income, Net	21	(58)	(27)	(200)
Tax Provision	(86,000)	(104,000)	(219,000)	(370,000)
Non-Controlling Interest	(27,000)	(3,000)	(57,000)	(8,000)
Net Income Attributable to Ultralife	1,408,000	1,098,000	5,185,000	3,848,000
Battery & Energy Products Segment [Member]
Revenues	17,289,000	18,616,000	52,344,000	52,977,000
Segment Contribution	4,702,000	5,186,000	14,664,000	14,858,000
Interest, Financing and Miscellaneous Income, Net
Communications Systems Segment [Member]
Revenues	3,041,000	2,431,000	13,919,000	10,045,000
Segment Contribution	1,339,000	1,069,000	5,209,000	4,508,000
Interest, Financing and Miscellaneous Income, Net
Corporate Segment [Member]
Revenues
Segment Contribution	(4,541,000)	(4,992,000)	(14,385,000)	(14,940,000)
Interest, Financing and Miscellaneous Income, Net	21	(58)	(27)	(200)
Tax Provision	(86,000)	(104,000)	(219,000)	(370,000)
Non-Controlling Interest	$ (27,000)	$ (3,000)	$ (57,000)	$ (8,000)

Note 13 - Business Segment In_5

Note 13 - Business Segment Information - Domestic and International Revenue by Segment (Details) - USD ($)		3 Months Ended		9 Months Ended
		Sep. 30, 2018	Oct. 01, 2017	Sep. 30, 2018	Oct. 01, 2017
Revenues		$ 20,330,000	$ 21,047,000	$ 66,263,000	$ 63,022,000
Revenue, percentage	[1]
UNITED STATES
Revenues		$ 10,127,000	$ 10,817,000	$ 30,007,000	$ 30,988,000
Revenue, percentage		50.00%	51.00%	45.00%	49.00%
Non-US [Member]
Revenues		$ 10,203,000	$ 10,230,000	$ 36,256,000	$ 32,034,000
Revenue, percentage		50.00%	49.00%	55.00%	51.00%
Battery & Energy Products Segment [Member]
Revenues		$ 17,289,000	$ 18,616,000	$ 52,344,000	$ 52,977,000
Battery & Energy Products Segment [Member] | UNITED STATES
Revenues		10,127,000	10,817,000	30,007,000	30,988,000
Battery & Energy Products Segment [Member] | Non-US [Member]
Revenues		7,162,000	7,799,000	22,337,000	21,989,000
Communications Systems Segment [Member]
Revenues		3,041,000	2,431,000	13,919,000	10,045,000
Communications Systems Segment [Member] | UNITED STATES
Revenues
Communications Systems Segment [Member] | Non-US [Member]
Revenues		$ 3,041,000	$ 2,431,000	$ 13,919,000	$ 10,045,000
[1]	Sales classified to U.S. include shipments to U.S.-based prime contractors which in some cases may serve non-U.S. projects

Note 13 - Business Segment In_6

Note 13 - Business Segment Information - Revenue by Business Segment Sector (Details) - USD ($)		3 Months Ended		9 Months Ended
		Sep. 30, 2018	Oct. 01, 2017	Sep. 30, 2018	Oct. 01, 2017
Revenues		$ 20,330,000	$ 21,047,000	$ 66,263,000	$ 63,022,000
Revenue, percentage	[1]
Commercial [Member]
Revenues		$ 11,529,000	$ 11,305,000	$ 42,198,000	$ 35,231,000
Revenue, percentage	[1]	57.00%	54.00%	64.00%	56.00%
Government & Defense [Member]
Revenues		$ 8,801,000	$ 9,742,000	$ 24,065,000	$ 27,791,000
Revenue, percentage	[1]	43.00%	46.00%	36.00%	44.00%
Battery & Energy Products Segment [Member]
Revenues		$ 17,289,000	$ 18,616,000	$ 52,344,000	$ 52,977,000
Battery & Energy Products Segment [Member] | Commercial [Member]
Revenues		9,389,000	9,161,000	29,451,000	25,832,000
Battery & Energy Products Segment [Member] | Government & Defense [Member]
Revenues		7,900,000	9,455,000	22,893,000	27,145,000
Communications Systems Segment [Member]
Revenues		3,041,000	2,431,000	13,919,000	10,045,000
Communications Systems Segment [Member] | Commercial [Member]
Revenues		2,140,000	2,144,000	12,747,000	9,399,000
Communications Systems Segment [Member] | Government & Defense [Member]
Revenues		$ 901,000	$ 287,000	$ 1,172,000	$ 646,000
[1]	Sales classified to U.S. include shipments to U.S.-based prime contractors which in some cases may serve non-U.S. projects