Income Taxes - Additional Information (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017	Jan. 01, 2018
Income Taxes [Line Items]
Valuation allowance increase (decrease)	$ (100)	$ 100
Impact of unrecognized tax benefits on effective tax rate	3,400
Interest and penalties related to income taxes	5,000	1,000	$ 1,000
Interest and penalties accrued	$ 41,000	$ 46,000
Corporate tax rate	21.00%	21.00%	35.00%
Income Tax Expense (Benefit), Continuing Operations, Adjustment of Deferred Tax (Asset) Liability			$ 12,800
Tax cuts and jobs Act, increased tax provision on undistributed and previously untaxed post-1986 earnings and profits of the specified foreign corporation	$ 0	$ (1,338)	$ 3,266
Impact on assets and liabilities due to change in accounting principle		$ (677)
Undistributed earnings of foreign subsidiaries	93,500
Foreign earnings subject to one time transition tax	58,000
Accounting Standards Update 2016-06 [Member] | Other Assets [Member]
Income Taxes [Line Items]
Impact on assets and liabilities due to change in accounting principle				$ 5,700
Accounting Standards Update 2016-06 [Member] | Deferred tax liablities [Member]
Income Taxes [Line Items]
Impact on assets and liabilities due to change in accounting principle				5,000
Accounting Standards Update 2016-06 [Member] | accumulated deficit [Member]
Income Taxes [Line Items]
Impact on assets and liabilities due to change in accounting principle				$ 700
Latest Tax Year
Income Taxes [Line Items]
Net operating loss and business tax credit carry forwards expiration date		at various dates through December 2039
Domestic Tax Authority
Income Taxes [Line Items]
Net operating loss carry forwards		$ 19,500
State
Income Taxes [Line Items]
Net operating loss carry forwards	200
Federal and State
Income Taxes [Line Items]
Business tax credits carry forwards	1,200
Foreign Tax Authority
Income Taxes [Line Items]
Net operating loss carry forwards	$ 100
United States
Income Taxes [Line Items]
Business tax credits carry forwards		$ 900