Segment and Geographic Information (Details) $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2020 USD ($)	Sep. 30, 2020 USD ($)	Jun. 30, 2020 USD ($)	Mar. 31, 2020 USD ($)	Dec. 31, 2019 USD ($)	Sep. 30, 2019 USD ($)	Jun. 30, 2019 USD ($)	Mar. 31, 2019 USD ($)	Dec. 31, 2020 USD ($) segment	Dec. 31, 2019 USD ($)	Dec. 31, 2018 USD ($)
Segment Reporting Information [Line Items]
Number of operating segments | segment									1
Property and equipment, net	$ 1,478,272				$ 1,152,153				$ 1,478,272	$ 1,152,153
Operating lease right-of-use assets	793,945				758,450				793,945	758,450
Revenue	846,287	$ 792,845	$ 794,715	$ 764,302	772,123	$ 709,912	$ 705,074	$ 706,508	3,198,149	2,893,617	$ 2,714,474
U.S.
Segment Reporting Information [Line Items]
Property and equipment, net	572,400				482,700				572,400	482,700
Operating lease right-of-use assets	612,000				597,900				612,000	597,900
Revenue									1,777,435	1,694,211	1,683,272
Non-U.S.
Segment Reporting Information [Line Items]
Property and equipment, net	487,200				303,700				487,200	303,700
Operating lease right-of-use assets	$ 182,000				$ 160,600				182,000	160,600
Revenue									$ 1,420,700	$ 1,199,400	$ 1,031,200