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Fair Value Measurements - Interest Rate Swap (Details) - Fair Value, Measurements, Recurring - Interest Rate Swap
$ in Thousands
Dec. 31, 2020
USD ($)
Quoted Prices in Active Markets for Identical Assets (Level 1)  
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]  
Derivative liability - other current liabilities $ 0
Derivative liability - other non-current liabilities 0
Total 0
Significant Other Observable Inputs (Level 2)  
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]  
Derivative liability - other current liabilities 11,022
Derivative liability - other non-current liabilities 4,357
Total 15,379
Significant Unobservable Inputs (Level 3)  
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]  
Derivative liability - other current liabilities 0
Derivative liability - other non-current liabilities 0
Total $ 0