Restatement - Statement of Operations (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended								9 Months Ended		12 Months Ended			24 Months Ended
	Dec. 31, 2015	Oct. 03, 2015	Jul. 04, 2015	Apr. 04, 2015	Dec. 31, 2014	Sep. 27, 2014	Jun. 28, 2014	Mar. 29, 2014	Oct. 03, 2015	Sep. 27, 2014	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2015
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Net sales of tangible products	$ 827,000	$ 787,000	$ 762,000	$ 755,000	$ 684,000	$ 283,000	$ 270,000	$ 262,000			$ 3,131,000	$ 1,499,000	$ 984,000
Cost of sales of tangible products	433,000	403,000	407,000	386,000	383,000	142,000	137,000	130,000			1,629,000	792,000	508,000
Selling and marketing	127,000	120,000	125,000	122,000	105,000	37,000	36,000	35,000			494,000	213,000	138,000
General and administrative	80,000	67,000	70,000	66,000	59,000	25,000	26,000	28,000			283,000	138,000	96,000
Acquisition and integration costs	51,000	37,000	31,000	26,000	66,000	35,000	20,000	6,000			145,000	127,000	5,000
Charged to earnings	5,000	6,000	18,000	11,000	6,000	0	0	0			40,000	6,000	6,000	$ 46,000
Operating income	6,000	25,000	(14,000)	20,000	(25,000)	27,000	33,000	54,000			37,000	89,000	160,000
Foreign exchange (loss) income	(1,000)	(6,000)	11,000	(27,000)	(9,000)	0	0	0			(23,000)	(9,000)	(1,000)
Interest expense, net	(48,000)	(45,000)	(49,000)	(51,000)	(60,000)	0	(2,000)	0			(193,000)	(62,000)	0
Loss before income taxes											(180,000)
Income tax expense (benefit)	$ (15,000)	$ 3,000	$ 23,000	$ (33,000)	$ (41,000)	$ 10,000	$ 4,000	$ 12,000	$ (22,000)	$ (15,000)	(22,000)	(15,000)	30,000
Net (loss) income											$ (158,000)	$ 32,000	$ 134,000
Basic loss per share (in USD per share)	$ (0.53)	$ (0.57)	$ (1.50)	$ (0.50)	$ (1.02)	$ 0.29	$ 0.54	$ 0.83			$ (3.10)	$ 0.64	$ 2.65
Diluted (loss) earnings per share (in USD per share)	$ (0.53)	$ (0.57)	$ (1.50)	$ (0.50)	$ (1.02)	$ 0.29	$ 0.54	$ 0.82			$ (3.10)	$ 0.63	$ 2.63
Basic weighted average shares outstanding (in shares)	51,207,102	51,151,541	50,917,161	50,666,970	50,452,097	50,835,492	50,606,008	50,402,469			50,996,297	50,789,173	50,692,942
Diluted weighted average and equivalent shares outstanding (in shares)	51,207,102	51,151,541	50,917,161	50,666,970	50,452,097	51,460,537	51,277,628	50,974,303			50,996,297	51,379,698	51,063,189
As Previously Reported
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Net sales of tangible products											$ 3,133,000
Cost of sales of tangible products											1,631,000
Selling and marketing											486,000
General and administrative											277,000
Acquisition and integration costs											144,000
Charged to earnings											39,000
Operating income											53,000
Foreign exchange (loss) income											(22,000)
Interest expense, net											(194,000)
Loss before income taxes											(164,000)
Income tax expense (benefit)											(27,000)
Net (loss) income											$ (137,000)
Basic loss per share (in USD per share)											$ (2.69)
Diluted (loss) earnings per share (in USD per share)											$ (2.69)
Restatement Adjustments
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Net sales of tangible products											$ (2,000)
Cost of sales of tangible products											(2,000)
Selling and marketing											8,000
General and administrative											6,000
Acquisition and integration costs											1,000
Charged to earnings											1,000
Operating income											(16,000)
Foreign exchange (loss) income											(1,000)
Interest expense, net											1,000
Loss before income taxes											(16,000)
Income tax expense (benefit)											5,000
Net (loss) income											$ (21,000)
Basic loss per share (in USD per share)											$ (0.41)
Diluted (loss) earnings per share (in USD per share)											$ (0.41)