Quarterly Results of Operations (unaudited) - Schedule of Quarterly Financial Information (Detail) - 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
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
Revenue from services and software	124,000	129,000	128,000	138,000	107,000	21,000	18,000	26,000			519,000	172,000	54,000
Total Net sales	951,000	916,000	890,000	893,000	791,000	304,000	288,000	288,000			3,650,000	1,671,000	1,038,000
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
Cost of services and software	90,000	99,000	90,000	98,000	72,000	10,000	9,000	10,000			377,000	101,000	27,000
Total Cost of sales	523,000	502,000	497,000	484,000	455,000	152,000	146,000	140,000			2,006,000	893,000	535,000
Gross profit	428,000	414,000	393,000	409,000	336,000	152,000	142,000	148,000			1,644,000	778,000	503,000
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
Research and development	99,000	100,000	99,000	96,000	79,000	25,000	24,000	23,000			394,000	151,000	91,000
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
Amortization of intangible assets	60,000	59,000	64,000	68,000	46,000	3,000	3,000	2,000			251,000	54,000	7,000
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
Exit and restructuring costs	5,000	6,000	18,000	11,000	6,000	0	0	0			40,000	6,000	6,000	$ 46,000
Total Operating expenses	422,000	389,000	407,000	389,000	361,000	125,000	109,000	94,000			1,607,000	689,000	343,000
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
Other, net	0	0	(1,000)	0	1,000	(2,000)	0	0			(1,000)	(1,000)	5,000
Total Other (expenses) income	(49,000)	(51,000)	(39,000)	(78,000)	(68,000)	(2,000)	(2,000)	0			(217,000)	(72,000)	4,000
(Loss) Income before income taxes	(43,000)	(26,000)	(53,000)	(58,000)	(93,000)	25,000	31,000	54,000			(180,000)	17,000	164,000
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	$ (28,000)	$ (29,000)	$ (76,000)	$ (25,000)	$ (52,000)	$ 15,000	$ 27,000	$ 42,000			$ (158,000)	$ 32,000	$ 134,000
Basic earnings 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 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	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	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
Maximum
Stock Price (in USD per share)	$ 83.02	$ 117.00	$ 119.47	$ 92.48	$ 79.11	$ 86.02	$ 87.53	$ 72.76			$ 119.47	$ 87.53
Minimum
Stock Price (in USD per share)	$ 63.92	$ 71.95	$ 88.41	$ 74.40	$ 58.95	$ 72.10	$ 60.06	$ 52.61			$ 63.92	$ 52.61