Segment Information - Pre-Tax Depreciation and Amortization by Operating Segment (Detail) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Segment Reporting Information [Line Items]
Depreciation and amortization of property and equipment	$ 7,289	$ 5,044
Amortization of intangible assets	10,108	3,823
Depreciation and amortization, total	17,397	8,867
North America Segment [Member]
Segment Reporting Information [Line Items]
Depreciation and amortization of property and equipment	5,826	3,957
Amortization of intangible assets	9,493	3,636
EMEA Segment [Member]
Segment Reporting Information [Line Items]
Depreciation and amortization of property and equipment	1,328	955
Amortization of intangible assets	506	69
APAC Segment [Member]
Segment Reporting Information [Line Items]
Depreciation and amortization of property and equipment	135	132
Amortization of intangible assets	$ 109	$ 118