CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jul. 03, 2015	Jul. 04, 2014	Jul. 03, 2015	Jul. 04, 2014
Net loss	$ (1,599)	$ (1,789)	$ (3,938)	$ (3,148)
Defined benefit pension plans:
Net change in plan assets	(9)	(11)	(18)	(23)
Reclassification into earnings	15	6	30	12
Impact of change in discount rate	0	(558)	0	(558)
Curtailment gain	0	537	0	537
Foreign currency translation gain (loss)	(302)	291	(234)	302
Tax effect	107	(103)	81	(106)
Other comprehensive income (loss), net of tax	(189)	162	(141)	164
Comprehensive loss	$ (1,788)	$ (1,627)	$ (4,079)	$ (2,984)