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Total Assets by Geographic Area (Detail) - USD ($) $ in Thousands | Dec. 31, 2019 | Dec. 31, 2018
--- | --- | ---
Segment Reporting, Asset Reconciling Item [Line Items] |  |
Assets | $ 1,400,113 | $ 774,621
North America |  |
Segment Reporting, Asset Reconciling Item [Line Items] |  |
Assets | 1,260,217 | 665,833
Europe |  |
Segment Reporting, Asset Reconciling Item [Line Items] |  |
Assets | 133,599 | 104,750
APAC |  |
Segment Reporting, Asset Reconciling Item [Line Items] |  |
Assets | $ 6,297 | $ 4,038

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