Consolidated Statements of Cash Flows (USD $) In Thousands, unless otherwise specified	3 Months Ended
Mar. 31, 2014	Mar. 31, 2013
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities
Net income (loss)	$ 2,166	$ (47,667)
Depreciation and amortization	13,405	19,937
Recovery of receivables from foundry supplier	0	(439)
Write-off of equipment deposit	(2,242)	(3,735)
Write-off of equipment deposit	1,730	0
Realized gain on sales of marketable securities	(385)	0
Accretion of interest on long-term debt	321	260
Share-based compensation expense	15,617	14,762
Excess tax benefit on share-based compensation	(572)	(650)
Non-cash acquisition-related and other charges, net	323	238
Changes in operating assets and liabilities, net of acquisitions
Accounts receivable	11,858	(7,837)
Inventories	27,814	13,528
Current and other assets	16,720	(31,162)
Trade accounts payable	(1,171)	(30,608)
Accrued and other liabilities	(32,465)	36,444
Income taxes payable	(3,054)	8,909
Deferred income on shipments to distributors	(3,828)	16,067
Net cash provided by (used in) operating activities	46,237	(11,953)
Cash flows from investing activities
Acquisitions of fixed assets	(17,025)	(4,099)
Proceeds from the sale of business	0	5,092
Sales of marketable securities	3,071	0
Acquisition of businesses, net of cash acquired	0	(25,852)
Acquisitions of intangible assets	(784)	(1,000)
Net cash used in investing activities	(14,738)	(25,859)
Cash flows from financing activities
Repurchases of common stock	(54,946)	(15,436)
Proceeds from issuance of common stock	6,711	6,917
Tax payments related to shares withheld for vested restricted stock units	(4,889)	(3,744)
Excess tax benefit on share-based compensation	572	650
Net cash used in financing activities	(52,552)	(11,613)
Effect of exchange rate changes on cash and cash equivalents	(351)	(1,224)
Net decrease in cash and cash equivalents	(21,404)	(50,649)
Cash and cash equivalents at beginning of the period	276,881	293,370
Cash and cash equivalents at end of the period	$ 255,477	$ 242,721

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Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation.

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Amount of deferred income tax expense (benefit) pertaining to income (loss) from continuing operations.

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The effect of exchange rate changes on cash balances in continuing operations held in foreign currencies.

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Amount of cash inflow from realized tax benefit related to deductible compensation cost reported on the entity's tax return for equity instruments in excess of the compensation cost for those instruments recognized for financial reporting purposes.

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Amount of cash outflow for realized tax benefit related to deductible compensation cost reported on the entity's tax return for equity instruments in excess of the compensation cost for those instruments recognized for financial reporting purposes.

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Change in recurring obligations of a business that arise from the acquisition of merchandise, materials, supplies and services used in the production and sale of goods and services.

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The increase (decrease) during the reporting period in the aggregate amount of expenses incurred but not yet paid.

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The increase (decrease) during the reporting period, excluding the portion taken into income, in the liability reflecting revenue yet to be earned for which cash or other forms of consideration was received or recorded as a receivable.

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The increase (decrease) during the reporting period in the aggregate value of all inventory held by the reporting entity, associated with underlying transactions that are classified as operating activities.

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The increase (decrease) during the reporting period in the value of prepaid expenses and other assets not separately disclosed in the statement of cash flows, for example, deferred expenses, intangible assets, or income taxes.

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The increase (decrease) in cash associated with the entity's continuing operating, investing, and financing activities. While for technical reasons this element has no balance attribute, the default assumption is a debit balance consistent with its label.

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Amount of cash inflow (outflow) of financing activities, excluding discontinued operations. Financing activity cash flows include obtaining resources from owners and providing them with a return on, and a return of, their investment; borrowing money and repaying amounts borrowed, or settling the obligation; and obtaining and paying for other resources obtained from creditors on long-term credit.

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Amount of cash inflow (outflow) of investing activities, excluding discontinued operations. Investing activity cash flows include making and collecting loans and acquiring and disposing of debt or equity instruments and property, plant, and equipment and other productive assets.

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Amount of cash inflow (outflow) from operating activities, excluding discontinued operations. Operating activity cash flows include transactions, adjustments, and changes in value not defined as investing or financing activities.

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Net income after adjustments for dividends on preferred stock (declared in the period) and/or cumulative preferred stock (accumulated for the period).

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The cash outflow to reacquire common stock during the period.

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Amount of cash outflow to satisfy an employee's income tax withholding obligation as part of a net-share settlement of a share-based award.

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The cash outflow associated with the acquisition of a business, net of the cash acquired from the purchase.

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This element represents the cash inflow during the period from the sale of a component of the entity.

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