Condensed Consolidated Balance Sheets (Current Period Unaudited) (USD $) In Thousands, unless otherwise specified	Sep. 29, 2013	Dec. 31, 2012
Current assets:
Cash and cash equivalents	$ 10,365	$ 9,656
Restricted cash	420	422
Trade accounts receivable (less allowance for doubtful accountsof $295 at September 29, 2013 and $322 at December 31, 2012)	15,571	20,913
Inventories	27,829	30,370
Due from insurance company	427	723
Deferred tax asset - current	157	120
Income taxes receivable	120	28
Prepaid expenses and other current assets	1,251	1,590
Total current assets	56,140	63,822
Property, plant and equipment, net	10,836	12,415
Other assets:
Goodwill	16,405	16,344
Intangible assets, net	4,745	5,039
Security deposits and other long-term assets	549	98
	21,699	21,481
Total Assets	88,675	97,718
Current liabilities:
Accounts payable	6,057	11,357
Income taxes payable	2	2
Deferred tax liability - current	75
Other current liabilities	4,949	8,533
Total current liabilities	11,083	19,892
Long-term liabilities:
Deferred tax liability - long-term	4,298	4,160
Other long-term liabilities	59	210
Total long-term liabilities	4,357	4,370
Commitments and contingencies (Note 10)
Ultralife equity:
Preferred stock, par value $0.10 per share, authorized 1,000,000 shares; none issued or outstanding
Common stock, par value $0.10 per share, authorized 40,000,000 shares; issued - 18,847,006 at September 29, 2013 and 18,828,734 at December 31, 2012	1,888	1,886
Capital in excess of par value	174,541	173,791
Accumulated other comprehensive loss	(567)	(620)
Accumulated deficit	(94,873)	(93,878)
	80,989	81,179
Less --Treasury stock, at cost -- 1,372,757 shares at September 29, 2013 and 1,372,757 shares at December 31, 2012	7,658	7,658
Total Ultralife equity	73,331	73,521
Noncontrolling interest	(96)	(65)
Total shareholders' equity	73,235	73,456
Total Liabilities and Shareholders' Equity	$ 88,675	$ 97,718