Quarterly report pursuant to Section 13 or 15(d)

Fair Value Measurements - Assets and Liabilities Recorded at Fair Value (Details)

v3.20.1
Fair Value Measurements - Assets and Liabilities Recorded at Fair Value (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2019
Mar. 31, 2020
Dec. 31, 2019
Fair Value, Nonrecurring [Member]      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Tangible Asset Impairment Charges $ 268,000    
Fair Value Based on Significant Other Observable Inputs (Level 2)      
Assets:      
Cash surrender value of life insurance policies   $ 32,209 $ 32,799
Cash flow swaps and interest rate caps designated as hedges   88 97
Total assets   32,297 32,896
Liabilities:      
Deferred compensation plan   17,934 17,890
Total liabilities   17,934 17,890
Fair Value Based on Significant Other Observable Inputs (Level 2) | Other assets      
Assets:      
Cash flow swaps and interest rate caps designated as hedges   $ 100  
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