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Condensed Consolidated Statements of Comprehensive Loss (Unaudited) - USD ($)
$ in Thousands
3 Months Ended
Mar. 26, 2016
Mar. 28, 2015
Net loss $ (1,911) $ (2,740)
Other comprehensive income (loss), net of tax:    
Foreign currency translation adjustments 2,505 (8,343)
Adjustments related to postretirement benefits (18) $ (55)
Change in unrealized gain/loss on investments 1
Other comprehensive income (loss), net of tax 2,488 $ (8,398)
Comprehensive income (loss) $ 577 $ (11,138)