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Summary of Significant Accounting Policies, Other Liabilities (Details) - USD ($) $ in Thousands | Dec. 31, 2021 | Dec. 31, 2020
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Other Liabilities [Abstract] |  |
Deferred tax liabilities | $ 2,385 | $ 626
Reserve for other tax liabilities | 21,774 | 22,731
Liability for deferred compensation plan | 54,213 | 47,543
Contingent consideration | 10,341 | 3,125
Finance lease liabilities | 5,318 | 7,728
Asset retirement obligation | 5,408 | 6,717
Other | 7,035 | 13,811
Total other liabilities | $ 106,474 | $ 102,281
Finance lease liabilities, Statement of Financial Position [Extensible Enumeration] | Total other liabilities | Total other liabilities

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