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Fair Value Measurements - Assets and Liabilities Recorded at Fair Value (Details) - USD ($) $ in Thousands | 6 Months Ended |
--- | --- | ---
Jun. 30, 2021 | Dec. 31, 2020
Fair Value, Nonrecurring [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Tangible Asset Impairment Charges | $ 0 |
Fair Value Based on Significant Other Observable Inputs (Level 2) |  |
Assets: |  |
Cash surrender value of life insurance policies | 37,928 | $ 35,739
Total assets | 37,928 | 35,739
Liabilities: |  |
Deferred compensation plan | 22,784 | 20,685
Total liabilities | $ 22,784 | 20,685
Fair Value Based on Significant Other Observable Inputs (Level 2) | Other accrued liabilities |  |
Liabilities: |  |
Cash flow swaps and interest rate caps designated as hedges |  | 0
Fair Value Based on Significant Other Observable Inputs (Level 2) | Other long-term liabilities |  |
Liabilities: |  |
Cash flow swaps and interest rate caps designated as hedges |  | $ 0

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- Definition Fair value portion of the amount that could be realized under a life insurance contract or contracts owned by the entity, commonly known as corporate-owned life insurance (COLI) or bank-owned life insurance (BOLI). + References No definition available. + Details
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