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Fair Value Measurements - Assets and Liabilities Recorded at Fair Value (Details) - USD ($) $ in Thousands | Dec. 31, 2020 | Dec. 31, 2019
--- | --- | ---
Other assets |  |
Assets: |  |
Cash flow swaps and interest rate caps designated as hedges |  | $ 100
Fair Value Based on Significant Other Observable Inputs (Level 2) |  |
Assets: |  |
Cash surrender value of life insurance policies | $ 35,739 | 32,799
Cash flow swaps and interest rate caps designated as hedges | 0 | 97
Total assets | 35,739 | 32,896
Liabilities: |  |
Deferred compensation plan | 20,685 | 17,890
Total liabilities | $ 20,685 | $ 17,890

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