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Income Taxes (Tables)

12 Months Ended

Dec. 31, 2011

Income Taxes

Components of provision for (benefit from) income taxes

		Years Ended December 31,
		2011			2010			2009
		(In thousands)
Federal:
Current		$	16,595		$	55,332		$	(957	)
Deferred			(255	)		255			—
State:
Current			17			1,467			9
Deferred			—			—			—
Foreign:
Current			886			401			761
Deferred			9			(328	)		(354	)
		$	17,252		$	57,127		$	(541	)

Schedule of effective income tax rate reconciliation

		Years Ended December 31,
		2011			2010			2009
Expense (benefit) at U.S. federal statutory rate			(35.0	)%		35.0	%		(35.0	)%
Expense (benefit) at state statutory rate			(0.1	)		0.5			(5.4	)
Withholding tax			64.2			17.3			—
Foreign rate differential			33.0			2.4			—
Research and development ("R&D") credit			(1.0	)		(0.3	)		(0.9	)
Executive compensation			2.0			0.7			—
Non-deductible stock-based compensation			2.8			0.3			0.8
Foreign tax credit			(197.7	)		—			—
Capitalized merger and acquisition costs			5.9			—			—
Other			0.5			(1.4	)		0.7
Valuation allowance			192.3			(27.0	)		39.2
			66.9	%		27.5	%		(0.6	)%

Components of the net deferred tax assets

		As of December 31,
		2011			2010
		(In thousands)
Deferred tax assets:
Depreciation and amortization		$	2,063		$	3,465
Other liabilities and reserves			35,050			13,220
Deferred equity compensation			58,329			52,077
Net operating loss carryovers			8,432			8,432
Tax credits			58,314			18,121
Total gross deferred tax assets		$	162,188		$	95,315
Convertible debt			(12,932	)		(16,961	)
Total net deferred tax assets		$	149,256		$	78,354
Valuation allowance			(140,982	)		(75,413	)
Net deferred tax assets		$	8,274		$	2,941

		As of December 31,
		2011			2010
		(In thousands)
Reported as:
Current deferred tax assets		$	2,798		$	2,420
Non-current deferred tax assets			7,531			2,974
Non-current deferred tax liabilities			(2,055	)		(2,453	)
Net deferred tax assets		$	8,274		$	2,941

Schedule of reconciliation of the beginning and ending amounts of unrecognized tax benefits

		Years Ended December 31,
		2011			2010			2009
Balance at January 1		$	11,816		$	10,353		$	9,613
Tax positions related to current year:
Additions			608			1,401			767
Tax positions related to prior years:
Additions			4,911			140			—
Reductions			(725	)		(78	)		(27	)
Settlements			—			—			—
Balance at December 31		$	16,610		$	11,816		$	10,353

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Tabular disclosure of the components of income tax expense attributable to continuing operations for each year presented including, but not limited to: current tax expense (benefit), deferred tax expense (benefit), investment tax credits, government grants, the benefits of operating loss carryforwards, tax expense that results from allocating certain tax benefits either directly to contributed capital or to reduce goodwill or other noncurrent intangible assets of an acquired entity, adjustments of a deferred tax liability or asset for enacted changes in tax laws or rates or a change in the tax status of the entity, and adjustments of the beginning-of-the-year balances of a valuation allowance because of a change in circumstances that causes a change in judgment about the realizability of the related deferred tax asset in future years.

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Tabular disclosure of the components of net deferred tax asset or liability recognized in an entity's statement of financial position, including the following: the total of all deferred tax liabilities, the total of all deferred tax assets, the total valuation allowance recognized for deferred tax assets.

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Tabular disclosure of the reconciliation using percentage or dollar amounts of the reported amount of income tax expense attributable to continuing operations for the year to the amount of income tax expense that would result from applying domestic federal statutory tax rates to pretax income from continuing operations.

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Tabular disclosure of tax positions taken in the tax returns filed or to be filed for which it is more likely than not that the tax position will not be sustained upon examination by taxing authorities (i.e., uncertain tax positions) and other types of income tax contingencies, including: (1) the policy on classification of interest and penalties; (2) a tabular reconciliation of the total amounts of unrecognized tax benefits at the beginning and end of the period; the total amount(s) of: (3) unrecognized tax benefits that, if recognized, would affect the effective tax rate, and (4) interest and penalties recognized in each of the income statement and balance sheet; (5) for positions for which it is reasonably possible that the total amounts unrecognized will significantly change within 12 months of the reporting date the: (i) nature of the uncertainty, (ii) nature of the event that could occur that would cause the change, and (iii) an estimate of the range of the reasonably possible change or a statement that an estimate of the range cannot be made; and (6) a description of tax years that remain subject to examination by major tax jurisdictions.

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