Fixed Assets, Net - Additional Information (Detail) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020	Dec. 31, 2020
Property, Plant and Equipment [Line Items]
Depreciation expense			$ 42,910	$ 41,842
Asset retirement obligations	$ 6,500		6,500		$ 5,900
Impairment charges	1,100	$ 200	3,100	5,000
Occupancy and equipment
Property, Plant and Equipment [Line Items]
Depreciation expense	6,600	5,900	12,900	12,000
Software development costs capitalized	10,800	15,300	23,900	28,300
Amortization of software development costs	$ 8,000	$ 7,700	$ 16,300	$ 15,300