Leases - Additional Information (Detail) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Lessee, Lease, Description [Line Items]
Operating lease, cost	$ 76,382	$ 72,880	$ 152,201	$ 145,350
Variable lease, cost	15,671	18,749	27,875	33,993
Gain on disposition of assets	(1,374)	(1,481)	(1,937)	(1,896)
Operating lease, cash payments			180,151	170,619
Direct advertising expenses (exclusive of depreciation and amortization)	$ 166,723	140,448	$ 324,495	271,663
Operating lease, weighted average remaining lease term	12 years 3 months 18 days		12 years 3 months 18 days
Operating lease, weighted average discount rate	4.40%		4.40%
Leased assets obtained in exchange for operating lease liability			$ 32,492	9,871
Amortization expense	$ 713	713	1,427
Interest expense	$ 137	148	277	298
Principal payments on financing leases			$ 666	666
Weighted-average remaining lease term	5 years 4 months 24 days		5 years 4 months 24 days
Weighted-average discount rate	3.10%		3.10%
Non-lease transit payments	$ 24,241	6,212	$ 41,519	10,588
Advertising
Lessee, Lease, Description [Line Items]
Direct advertising expenses (exclusive of depreciation and amortization)	1,814	1,511	3,551	2,891
Termination of Lease Agreements
Lessee, Lease, Description [Line Items]
Gain on disposition of assets	$ (429)	$ (48)	$ (469)	$ (54)