Condensed Consolidated Statements of Cash Flows (unaudited) - USD ($) $ in Thousands	3 Months Ended
	Apr. 02, 2016	Apr. 04, 2015
Cash flows from operating activities:
Net loss	$ (19,711)	$ (53,347)
Adjustments to reconcile net loss to net cash provided by (used in) operating activities:
Depreciation and amortization	17,331	7,904
Amortization of debt issuance costs and discount	241	284
Change in deferred income tax provision	17	23,791
Loss on sale or maturity of marketable securities	0	288
Loss on forward contracts	152	0
Stock-based compensation expense	4,556	5,621
Equity in net loss of an unconsolidated affiliate, net of tax	310	0
Changes in assets and liabilities:
Accounts receivable, net	4,072	12,294
Inventories	(6,702)	5,210
Prepaid expenses and other current assets	1,457	(62)
Accounts payable and accrued expenses (includes restructuring)	17,881	(2,722)
Accrued payroll obligations	(3,448)	(3,007)
Income taxes payable	(118)	0
Deferred income and allowances on sales to sell-through distributors	6,907	3,770
Deferred income and allowances on sales to sell-through distributors	179	(39)
Net cash provided by (used in) operating activities	23,124	(15)
Cash flows from investing activities:
Proceeds from sales or maturities of short-term marketable securities	5,997	108,881
Purchases of marketable securities, net	0	(4,005)
Cash paid for business acquisition, net of cash acquired	0	(425,890)
Capital expenditures, net	(5,700)	(2,878)
Cash paid for a non-marketable equity-method investment	0	(1,500)
Cash paid for software licenses	(3,362)	(1,523)
Net cash used in investing activities	(3,065)	(326,915)
Cash flows from financing activities:
Net share settlement upon issuance of restricted stock units	(525)	(1,126)
Purchases of treasury stock	0	(6,993)
Net proceeds from issuance of common stock	1,117	866
Net proceeds from issuance of long-term debt	0	346,500
Cash paid for debt issuance costs	0	(8,280)
Repayment of debt	(875)	0
Net cash (used in) provided by financing activities	(283)	330,967
Effect of exchange rate change on cash	237	(6)
Net increase in cash and cash equivalents	20,013	4,031
Beginning cash and cash equivalents	84,606	115,611
Ending cash and cash equivalents	104,619	119,642
Supplemental cash flow information:
Change in unrealized (loss) gain related to marketable securities, net of tax, included in Accumulated other comprehensive loss	(26)	268
Income taxes paid, net of refunds	2,496	1,063
Interest Paid	4,671	0
Accrued purchases of plant and equipment	$ 217	$ (433)