Long Lived Assets by Geographic Area (Detail) - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019
Segment Reporting, Asset Reconciling Item [Line Items]
Long Lived Assets	$ 92,619	$ 74,400
North America
Segment Reporting, Asset Reconciling Item [Line Items]
Long Lived Assets	78,429	66,756
Europe
Segment Reporting, Asset Reconciling Item [Line Items]
Long Lived Assets	12,918	6,775
APAC
Segment Reporting, Asset Reconciling Item [Line Items]
Long Lived Assets	$ 1,272	$ 869