CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Oct. 03, 2014	Sep. 27, 2013	Oct. 03, 2014	Sep. 27, 2013
Net income (loss)	$ (2,706)	$ 525	$ (5,854)	$ 1,274
Defined benefit pension plans:
Net change in plan assets	(9)	65	(32)	35
Reclassification into earnings	6	(69)	18	(50)
Impact for change in discount rate	0	0	(558)	0
Curtailment gain	150	0	687	0
Foreign currency translation loss	(704)	(92)	(402)	(986)
Tax effect	231	(1)	124	(6)
Other comprehensive loss	(326)	(97)	(163)	(1,007)
Comprehensive income (loss)	$ (3,032)	$ 428	$ (6,017)	$ 267