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Fair Value Measurements - Assets and Liabilities Recorded at Fair Value (Details) - USD ($) $ in Thousands | 9 Months Ended |  |
--- | --- | --- | ---
Sep. 30, 2018 | Sep. 30, 2019 | Dec. 31, 2018
Fair Value, Nonrecurring [Member] |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |
Tangible Asset Impairment Charges | $ 3,100 |  |
Fair Value Based on Significant Other Observable Inputs (Level 2) |  |  |
Assets: |  |  |
Cash surrender value of life insurance policies |  | $ 32,568 | $ 31,395
Cash flow swaps and interest rate caps designated as hedges |  | 246 | 4,839
Total assets |  | 32,814 | 36,234
Liabilities: |  |  |
Deferred compensation plan |  | 18,635 | 19,848
Total liabilities |  | 18,635 | 19,848
Fair Value Based on Significant Other Observable Inputs (Level 2) | Other current assets |  |  |
Assets: |  |  |
Cash flow swaps and interest rate caps designated as hedges |  | 100 | 1,800
Fair Value Based on Significant Other Observable Inputs (Level 2) | Other assets |  |  |
Assets: |  |  |
Cash flow swaps and interest rate caps designated as hedges |  | $ 100 | 3,000
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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