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Income Taxes - Additional Information (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018	Nov. 09, 2018
Income Taxes [Line Items]
Federal Income Tax Rate	21.00%
Interest and penalties related to unrecognized tax benefits accrued	$ 4,195	$ 6,528	$ 2,368
Expected unrecognized tax benefits to be released	2,032
Undistributed foreign earnings reinvested	$ 9,937
TyraTech Inc.
Income Taxes [Line Items]
Federal net operating losses obtained				$ 3,971
Net operating losses annual limitation		162
Net operating losses available over first five years after ownership change		$ 890

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Income taxes.

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

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Amount of expense for interest on an underpayment of income taxes and penalties related to a tax position claimed or expected to be claimed in the tax return.

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Amount of decrease in unrecognized tax benefits resulting from lapses of applicable statutes of limitations.

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