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Income Taxes (Tables)

12 Months Ended

Dec. 31, 2022

Income Tax Disclosure [Abstract]

Schedule of Income before Income Tax, Domestic and Foreign

The domestic and international components of income (loss) before income taxes are presented as follows:

			Year Ended December 31,
			2022						2021						2020
			(in thousands)
Domestic			$	19,228					$	(31,975)					$	(112,778)
Foreign			154,970						79,845						(2,074)
Income (loss) before income taxes			$	174,198					$	47,870					$	(114,852)

Income Taxes Components of Income Tax Provision (Benefit)

The income tax provision (benefit) consists of the following:

			Year Ended December 31,
			2022						2021						2020
			(in thousands)
Current:
Federal			$	12,002					$	498					$	(176)
State			237						84						12
Foreign			13,432						7,630						2,687
Total current			25,671						8,212						2,523
Deferred:
Federal			32,317						5,108						(18,595)
State			(3,686)						(4,506)						(705)
Foreign			(3,490)						484						8,025
Change in valuation allowance			(1,654)						(3,397)						(7,507)
Total deferred			23,487						(2,311)						(18,782)
Total income tax provision (benefit)			$	49,158					$	5,901					$	(16,259)

Schedule of Effective Income Tax Rate Reconciliation

The actual income tax provision (benefit) differs from the amount computed using the federal statutory rate as follows:

			Year Ended December 31,
			2022						2021						2020
			(in thousands)
Provision (benefit) at statutory rate			$	36,582					$	10,071					$	(24,119)
State income taxes (net of federal benefit)			187						62						9
Research and development credits			(10,146)						(10,441)						(6,521)
Foreign rate differential			(21,629)						(10,063)						2,354
Stock compensation			6,186						4,029						5,425
Foreign income inclusion			27,971						14,119						1,446
Provision to return			6,236						(263)						(286)
Uncertain tax positions			2,551						1,072						222
Permanent and other			1,101						726						131
Foreign unremitted earnings			(490)						(59)						(233)
Transaction costs			5						45						883
Foreign tax credits			2,224						—						—
Attribute expirations			34						—						11,937
Valuation allowance			(1,654)						(3,397)						(7,507)
Total income tax provision (benefit)			$	49,158					$	5,901					$	(16,259)

Components of Deferred Income Tax Asset

The components of the deferred income tax assets are as follows:

			December 31,
			2022						2021
			(in thousands)
Deferred tax assets:
Net operating loss carryforwards			$	30,225					$	46,062
Research and development credits			73,965						88,778
Foreign tax credits			—						7,695
Accrued expenses and other			10,271						2,748
Lease obligation			1,961						1,041
Accrued compensation			6,919						5,057
Stock-based compensation			9,976						8,014
Intangible assets			5,582						—
			138,899						159,395
Less valuation allowance			(66,273)						(68,151)
			72,626						91,244
Deferred tax liabilities:
Fixed assets			(4,350)						(701)
Leased right-of-use assets			(1,784)						(735)
Intangible assets			—						(640)
Pension liability			(1,569)						(792)
Net deferred tax assets			$	64,923					$	88,376

Schedule of Unrecognized Tax Benefits Roll Forward

The following table summarizes the changes to the unrecognized tax benefits during 2022, 2021 and 2020:

			(in thousands)
Balance as of December 31, 2019			62,027
Additions based on tax positions related to the current year			1,506
Additions related to acquisitions			1,154
Decreases based on tax positions of prior year			(922)
Balance as of December 31, 2020			63,765
Additions based on tax positions related to the current year			3,366
Additions related to acquisitions			241
Decreases based on tax positions of prior year			(1,688)
Balance as of December 31, 2021			65,684
Additions based on tax positions related to the current year			3,431
Decreases based on tax positions of prior year			(1,981)
Balance as of December 31, 2022			$	67,134

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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 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 income before income tax between domestic and foreign jurisdictions.

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