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Note 2 - Acquisition - Unaudited Pro Forma Information (Details)
$ / shares in Units, $ in Thousands
12 Months Ended
Dec. 31, 2016
USD ($)
$ / shares
Revenue $ 82,460
Operating income 4,061
Net income attributable to Ultralife $ 3,821
Basic (in dollars per share) | $ / shares $ 0.25
Diluted (in dollars per share) | $ / shares $ 0.25