Fair Value Measurements - Schedule of Fair Value and Carrying Value of Debt (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Term Loan A | Estimate of Fair Value Measurement
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Financial instrument fair value, notes payable	$ 485,106	$ 520,000
Term Loan A | Reported Value Measurement
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Financial instrument fair value, notes payable	483,317	525,514
Term Loan B | Estimate of Fair Value Measurement
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Financial instrument fair value, notes payable	1,856,100	1,798,223
Term Loan B | Reported Value Measurement
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Financial instrument fair value, notes payable	1,838,741	1,856,496
5.375 % Senior Secured Notes Due 2023 | Estimate of Fair Value Measurement
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Financial instrument fair value, notes payable	543,536	529,799
5.375 % Senior Secured Notes Due 2023 | Reported Value Measurement
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Financial instrument fair value, notes payable	530,000	530,000
5.25% Senior Secured Notes Due 2023 | Estimate of Fair Value Measurement
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Financial instrument fair value, notes payable	514,670	495,248
5.25% Senior Secured Notes Due 2023 | Reported Value Measurement
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Financial instrument fair value, notes payable	$ 500,000	$ 500,000