Condensed Consolidated Statements of Operations and Comprehensive Income - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Oct. 01, 2016	Oct. 03, 2015	Oct. 01, 2016	Oct. 03, 2015
Condensed Consolidated Statements of Operations and Comprehensive Income (loss)
Net sales	$ 393,654	$ 407,170	$ 1,158,836	$ 1,225,557
Cost of goods sold	264,492	293,038	783,540	891,459
Distribution expenses	23,736	24,913	68,744	73,053
Restructuring expenses		1,502		2,360
Gross profit	105,426	87,717	306,552	258,685
Selling, general and administrative expenses	56,074	45,997	165,440	142,444
Restructuring expenses		265	120	1,420
Other expense (income), net	10,080	(114)	13,555	4,691
Operating income	39,272	41,569	127,437	110,130
Interest expense:
Third party interest	13,783	22,682	56,226	68,845
Related party interest, net	510	739	1,972	2,269
Refinancing charges	3,762		19,036
Amortization of debt issuance costs and original issue discount	615	2,509	5,226	7,536
Income before income tax provision	20,602	15,639	44,977	31,480
Income tax (benefit) provision	(1,843)	3,003	(58,166)	6,057
Net income	22,445	12,636	103,143	25,423
Other comprehensive income, net of tax:
Change in fair value of derivatives				990
Other comprehensive income				990
Comprehensive income	$ 22,445	$ 12,636	$ 103,143	$ 26,413
Net income per common share
Weighted average common shares outstanding-basic	74,878,851	65,334,001	68,913,664	65,249,404
Net income per common share-basic	$ 0.29	$ 0.19	$ 1.47	$ 0.39
Weighted average common shares outstanding-diluted	74,878,851	66,847,945	68,913,664	66,722,811
Net income per common share-diluted	$ 0.29	$ 0.19	$ 1.47	$ 0.38