Business Segments - Additional Information (Detail) $ in Thousands	3 Months Ended
	Mar. 31, 2022 USD ($) segment	Mar. 31, 2021 USD ($)
Segment Reporting [Abstract]
Number of reportable segments | segment	3
Segment Reporting Information [Line Items]
Service revenues	$ (1,814,834)	$ (1,398,380)
Elimination of Intersegment Revenues
Segment Reporting Information [Line Items]
Service revenues	$ 144,200	$ 103,818