Consolidated Statements of Cash Flows - USD ($) $ in Thousands	9 Months Ended
	Oct. 03, 2015	Sep. 27, 2014
Cash flows from operating activities:
Net (loss) income	$ (130,505)	$ 84,108
Adjustments to reconcile net (loss) income to net cash provided by operating activities:
Depreciation and amortization	240,418	27,223
Amortization of debt issuance cost and discount	12,526	0
Equity-based compensation	25,270	10,304
Impairment of long-term investment	0	2,333
Excess tax benefit from equity-based compensation	(11,463)	(5,779)
Deferred income taxes	(37,662)	4,509
Unrealized (gain) loss on forward interest rate swaps	(3,397)	2,248
All other, net	11,793	135
Changes in assets and liabilities, net of businesses acquired:
Accounts receivable	41,027	(10,810)
Inventories	(25,953)	(18,606)
Other assets	(32,795)	(10,859)
Accounts payable	8,169	7,975
Accrued liabilities	2,470	21,160
Deferred revenue	7,495	2,667
Income taxes	12,619	6,664
Other operating activities	(4,151)	6,406
Net cash provided by operating activities	115,861	129,678
Cash flows from investing activities:
Purchases of property and equipment	(87,371)	(20,023)
Acquisition of businesses, net of cash acquired	(51,889)	0
Proceeds from sale of long-term investments	3,009	0
Purchases of long-term investments	(168)	(1,870)
Purchases of investments and marketable securities	(726)	(384,134)
Maturities of investments and marketable securities	0	44,158
Proceeds from sales of investments and marketable securities	24,852	211,975
Net cash used in investing activities	(112,293)	(149,894)
Cash flows from financing activities:
Payment of debt	(130,000)	0
Proceeds from exercise of stock options and stock purchase plan purchases	14,357	13,090
Taxes paid related to net share settlement of equity awards	(13,028)	(1,126)
Excess tax benefit from equity-based compensation	11,463	5,779
Net cash (used in) provided by financing activities	(117,208)	17,743
Effect of exchange rate changes on cash	(22,288)	(140)
Net decrease in cash and cash equivalents	(135,928)	(2,613)
Cash and cash equivalents at beginning of period	393,950	62,827
Cash and cash equivalents at end of period	258,022	60,214
Supplemental disclosures of cash flow information:
Income taxes paid, net	31,593	12,656
Interest paid	$ 118,151	$ 0