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Income Taxes - Schedule of Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands | Dec. 31, 2022 | Dec. 31, 2021
--- | --- | ---
Deferred income tax assets: |  |  |
Insurance liabilities | $ 57,278 | $ 50,316 |
Operating lease liabilities | 78,391 | 76,451 |
Deferred compensation | 40,682 | 40,080 |
Accrued federal payroll taxes | 0 | 14,235 | [1]
Other (including liabilities and reserves) | 35,584 | 31,252 |
Total deferred income tax assets | 211,935 | 212,334 |
Valuation allowance for deferred tax assets | (3,580) | (2,465) |
Net deferred income tax assets | 208,355 | 209,869 |
Deferred income tax liabilities: |  |  |
Goodwill and identifiable intangible assets | (153,767) | (154,382) |
Operating lease right-of-use assets | (73,134) | (71,759) |
Depreciation of property, plant and equipment | (28,435) | (25,341) |
Pension asset | (4,082) | (1,847) |
Other | (10,500) | (7,491) |
Total deferred income tax liabilities | (269,918) | (260,820) |
Net deferred income tax liabilities | $ (61,563) | $ (50,951) |
[1] | Represents employer Social Security tax payments previously deferred under the CARES Act.

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