Leases - Lease Costs (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Leases [Abstract]
Facility operating expense	$ 1,626	$ 1,523
Facility lease expense	46,127	41,564
Operating lease expense	47,753	43,087
Operating lease expense adjustment	10,805	8,307
Changes in operating lease assets and liabilities for lessor capital expenditure reimbursements	(2,244)	(1,490)
Operating net cash outflows from operating leases	56,314	49,904
Depreciation and amortization	5,228	7,665
Interest expense: financing lease obligations	6,552	12,058
Financing lease expense	11,780	19,723
Operating cash outflows from financing leases	6,552	12,058
Financing cash outflows from financing leases	5,852	5,490
Changes in financing lease assets and liabilities for lessor capital expenditure reimbursement	0	(3,207)
Total net cash outflows from financing leases	$ 12,404	$ 14,341