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Total Assets by Geographic Area (Detail) - USD ($) $ in Thousands | Dec. 31, 2020 | Dec. 31, 2019
--- | --- | ---
Segment Reporting, Asset Reconciling Item [Line Items] |  |
Assets | $ 1,902,887 | $ 1,400,113
North America |  |
Segment Reporting, Asset Reconciling Item [Line Items] |  |
Assets | 1,697,149 | 1,260,217
Europe |  |
Segment Reporting, Asset Reconciling Item [Line Items] |  |
Assets | 188,698 | 133,599
APAC |  |
Segment Reporting, Asset Reconciling Item [Line Items] |  |
Assets | $ 17,040 | $ 6,297

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