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CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 29, 2017
Sep. 30, 2016
Sep. 29, 2017
Sep. 30, 2016
Net income (loss) $ 1,173 $ (1,778) $ (2,001) $ (11,962)
Defined benefit pension plans:        
Net change in plan assets (15) (11) (43) (34)
Reclassification into earnings 20 27 60 80
Foreign currency translation gain (loss) (51) 232 360 2,000
Tax effect 13 (67) (110) (611)
Other comprehensive income (loss), net of tax (33) 181 267 1,435
Comprehensive income (loss) $ 1,140 $ (1,597) $ (1,734) $ (10,527)