Condensed Consolidated Statements of Comprehensive (Loss) Income (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Apr. 02, 2016	Apr. 04, 2015
Statement of Comprehensive Income [Abstract]
Net Income (Loss)	$ 13,550	$ (1,973)
Other Comprehensive (Loss) Income
Amortization of actuarial losses and prior service costs, net of tax benefit of approximately $68 and $97 for the three months ended April 2, 2016 and April 4, 2015, respectively	123	125
Change in unrealized gains and losses on cash flow hedges, net of tax benefit (expense) of $239 and zero for the three months ended April 2, 2016 and April 4, 2015, respectively	(408)	0
Other Comprehensive (Loss) Income	(285)	125
Comprehensive Income (Loss)	$ 13,265	$ (1,848)