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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 |  |

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