CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands	6 Months Ended
	Jul. 02, 2011	Jul. 03, 2010
Cash flows from operating activities:
Net income	$ 29,004	$ 36,168
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	31,029	26,607
Stock-based compensation charges	12,206	8,282
Change in deferred income taxes	9,469	0
Other	(852)	270
Changes in assets and liabilities:
Accounts receivable, net	3,595	(32,878)
Inventories	(35,146)	(9,520)
Other assets	(5,254)	(5,766)
Accounts payable and accrued expenses	(1,674)	12,193
Net cash provided by operating activities	42,377	35,356
Cash flows from investing activities:
Purchase of available-for-sale investments	(21,812)	(40,346)
Maturity/sale of available-for-sale investments	8,394	33,510
Other	1,467	1,000
Capital expenditures	(112,541)	(31,317)
Net cash used in investing activities	(124,492)	(37,153)
Cash flows from financing activities:
Subscription/issuance of common stock, net	23,378	11,503
Excess tax benefit from Stock-based compensation arrangements	2,518	4,648
Net cash provided by financing activities	25,896	16,151
Net (decrease) increase in cash and cash equivalents	(56,219)	14,354
Cash and cash equivalents at beginning of period	192,464	103,579
Cash and cash equivalents at end of period	136,245	117,933
Supplemental disclosures:
Change in timing of payments related to capital expenditures	(16,020)	10,420
Cash paid for income taxes	$ 2,732	$ 399