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Financial Instruments and Fair Value Measurements - Schedule of Fair Value Measurement of Long-term Debt (Details) - USD ($)
$ in Thousands
Sep. 30, 2020
Dec. 31, 2019
Debt Instrument [Line Items]    
Term Loan $ 772,000 $ 772,000
2026 Unsecured Notes 375,000 375,000
Finance lease liabilities 10,057 12,463
Notes payable 5,721 6,369
Carrying Amount    
Debt Instrument [Line Items]    
Total debt 1,162,778 1,165,832
Carrying Amount | Level 2    
Debt Instrument [Line Items]    
Term Loan 772,000 772,000
2026 Unsecured Notes 375,000 375,000
Carrying Amount | Level 3    
Debt Instrument [Line Items]    
Finance lease liabilities 10,057 12,463
Notes payable 5,721 6,369
Fair Value    
Debt Instrument [Line Items]    
Total debt 1,133,001 1,196,888
Fair Value | Level 2    
Debt Instrument [Line Items]    
Term Loan 746,910 776,806
2026 Unsecured Notes 370,313 401,250
Fair Value | Level 3    
Debt Instrument [Line Items]    
Finance lease liabilities 10,057 12,463
Notes payable $ 5,721 $ 6,369