Income Taxes - Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2025	Dec. 31, 2024
Deferred tax assets
Implicit discounts and adjustments	$ 12,447	$ 10,970
Compensation and benefit-related accruals	21,420	21,017
Professional malpractice liability insurance	7,135	6,872
Federal and state net operating loss and state tax credit carryforwards	7,398	3,602
Interest limitation carryforward	1,964	2,153
Stock awards	522	142
Operating lease liabilities	127,878	123,301
Research and experimental expenditures	829	9,048
Other	2,873	3,206
Deferred tax assets	182,466	180,311
Valuation allowance	(2,693)	(2,618)
Deferred tax assets, net of valuation allowance	179,773	177,693
Deferred tax liabilities
Depreciation and amortization	(81,738)	(80,947)
Operating lease right-of-use assets	(116,949)	(113,491)
Other	(5,872)	(4,223)
Deferred tax liabilities	(204,559)	(198,661)
Deferred tax liabilities, net of deferred tax assets	$ (24,786)	$ (20,968)