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Income Taxes - Schedule of Changes in Balance of Gross Unrecognized Tax Benefits (Detail) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2019 | Jun. 30, 2019 | Mar. 31, 2019 | Sep. 30, 2019
Income Tax Contingency [Line Items] |  |  |  |
Beginning balance | $ 30,877 | $ 31,593 | $ 34,876 | $ 34,876
Decrease—Lapse of statute of limitations |  |  | (4,309) | (4,309)
Increases | 102 | 101 | 101 |
Foreign currency translation | (994) | (817) | 925 |
Ending balance | 29,985 | 30,877 | 31,593 | 29,985
Unrecognized Tax Benefits [Member] |  |  |  |
Income Tax Contingency [Line Items] |  |  |  |
Beginning balance | 25,179 | 25,847 | 28,101 | 28,101
Decrease—Lapse of statute of limitations |  |  | (2,999) |
Foreign currency translation | (810) | (668) | 745 |
Ending balance | 24,369 | 25,179 | 25,847 | 24,369
Interest And Penalties [Member] |  |  |  |
Income Tax Contingency [Line Items] |  |  |  |
Beginning balance | 5,698 | 5,746 | 6,775 | 6,775
Decrease—Lapse of statute of limitations |  |  | (1,310) |
Increases | 102 | 101 | 101 |
Foreign currency translation | (184) | (149) | 180 |
Ending balance | $ 5,616 | $ 5,698 | $ 5,746 | $ 5,616

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- Definition Amount of decrease in unrecognized tax benefits resulting from lapses of applicable statutes of limitations. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 15A -Subparagraph (a)(4) -URI http://asc.fasb.org/extlink&oid=84230637&loc=SL6600010-109319 + Details
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- Definition Amount of increase in unrecognized tax benefits and interest/penalties resulting from tax positions that have been or will be taken in current period tax return. + References No definition available. + Details
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