Income Taxes - Significant Components of Federal and State Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Deferred tax assets:
Allowance for doubtful accounts	$ 22,788	$ 18,139
Deferred compensation	9,048	8,686
Accrued insurance claims	5,580	5,609
Non-deductible reserves	169	256
Lease liabilities	4,765	5,709
Share based compensation	2,988	2,142
Other	2,418	2,848
Deferred tax assets	47,756	43,389
Deferred tax liabilities:
Expensing of housekeeping supplies	(2,351)	(2,510)
Amortization of goodwill and intangibles	(3,000)	(2,389)
Depreciation of property and equipment	(1,688)	(1,769)
Lease right-of-use assets	(4,571)	(5,482)
Other	(920)	(399)
Deferred tax liabilities	(12,530)	(12,549)
Net deferred tax assets	$ 35,226	$ 30,840