Quarterly report pursuant to Section 13 or 15(d)

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

v3.20.2
Fair Value Measurements - Assets and Liabilities Recorded at Fair Value (Details) - USD ($)
$ in Thousands
9 Months Ended
Sep. 30, 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 $ 268,900  
Fair Value Based on Significant Other Observable Inputs (Level 2)    
Assets:    
Cash surrender value of life insurance policies 34,235 $ 32,799
Cash flow swaps and interest rate caps designated as hedges 1 97
Total assets 34,236 32,896
Liabilities:    
Deferred compensation plan 20,049 17,890
Total liabilities $ 20,049 17,890
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