Condensed Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Jun. 30, 2014	Dec. 31, 2013
Current assets
Cash and cash equivalents	$ 263,971	$ 276,881
Short-term investments	0	2,181
Accounts receivable, net of allowance for doubtful accounts of $1,861 and $1,926, respectively	198,984	206,757
Inventories	245,048	274,967
Prepaids and other current assets	97,582	92,234
Total current assets	805,585	853,020
Fixed assets, net of accumulated depreciation of $1,317,186 and $1,300,722, respectively	189,731	184,983
Goodwill	109,980	108,240
Intangible assets, net of accumulated amortization of $51,228 and $47,747, respectively	25,069	28,116
Other assets	161,629	178,167
Total assets	1,291,994	1,352,526
Current liabilities
Trade accounts payable	99,371	95,872
Accrued and other liabilities	128,334	155,406
Deferred income on shipments to distributors	46,622	42,594
Total current liabilities	274,327	293,872
Other long-term liabilities	113,202	120,727
Total liabilities	387,529	414,599
Commitments and contingencies (Note 8)
Stockholders’ equity
Preferred stock; par value $0.001; Authorized: 5,000 shares; no shares issued and outstanding	0	0
Common stock; par value $0.001; Authorized: 1,600,000 shares; Shares issued and outstanding: 418,490 at June 30, 2014 and 425,390 at December 31, 2013	418	425
Additional paid-in capital	782,628	838,908
Accumulated other comprehensive income	14,220	12,797
Retained earnings	107,199	85,797
Total stockholders’ equity	904,465	937,927
Total liabilities and stockholders’ equity	$ 1,291,994	$ 1,352,526