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Financial Instruments and Risk Management - Interest Rate Risk Management Narrative (Details) - USD ($)
3 Months Ended 6 Months Ended
Jun. 30, 2020
Jun. 30, 2020
Mar. 02, 2020
Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]      
Recognized earnings $ 500,000 $ 500,000  
Cash flow hedge loss expected to be reclassified within twelve months   10,900,000  
Interest Rate Swap      
Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]      
Derivative, notional amount 1,200,000,000.0 1,200,000,000.0 $ 1,200,000,000.0
Interest rate swaps 35,500,000 35,500,000  
Interest Rate Swap | Accrued Expenses      
Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]      
Interest rate swaps 10,900,000 10,900,000  
Interest Rate Swap | Other Long-Term Liabilities      
Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]      
Interest rate swaps $ 24,600,000 $ 24,600,000