Income Taxes - Schedule of Effective Income Tax Rate Reconciliation for Continuing Operations (Detail) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Income Tax Disclosure [Abstract]
Statutory U.S. federal income tax rate	$ (2,834)	$ (77)	$ (5,680)
State taxes, net of U.S. federal benefit	(24)	1,151	1,043
Foreign rate differential, including withholding taxes	480	(147)	131
Valuation allowances, net	27,819	14,514	(165)
Research credits	(537)	(982)	(829)
Unrecognized tax benefits, net of settlements	(1,363)	(17,321)	(2,745)
Equity compensation	1,091	1,657	626
Executive compensation	456	375	1,504
Contingent consideration	(640)	(1,460)	5,678
Other, net	436	(595)	1,850
Income tax expense (benefit)	$ 24,884	$ (2,885)	$ 1,413
Statutory U.S. federal income tax rate	21.00%	21.00%	21.00%
State taxes, net of U.S. federal benefit	0.20%	(312.80%)	(3.90%)
Foreign rate differential, including withholding taxes	(3.60%)	39.90%	(0.50%)
Valuation allowances, net	(206.10%)	(3944.00%)	0.60%
Research credits	4.00%	266.80%	3.10%
Unrecognized tax benefits, net of settlements	10.10%	4706.80%	10.10%
Equity compensation	(8.10%)	(450.30%)	(2.30%)
Executive compensation	(3.40%)	(101.90%)	(5.60%)
Contingent consideration	4.70%	396.70%	(21.00%)
Other, net	(3.20%)	161.80%	(6.70%)
Income tax expense (benefit) /effective rate	(184.40%)	784.00%	(5.20%)

Effective income tax rate reconciliation tax related to contingent consideration from business combination.

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Income tax rate reconciliation related to contingent consideration from business combination.

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Amount of increase or decrease in unrecognized tax positions, net of results from settlements with taxing authorities.

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Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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Percentage of domestic federal statutory tax rate applicable to pretax income (loss).

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Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to changes in the valuation allowance for deferred tax assets.

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Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations applicable to statutory income tax expense (benefit) outside of the country of domicile.

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