INDEBTEDNESS - Estimated Fair Values of Debt Obligations (Details) $ in Thousands	Sep. 30, 2023 USD ($)
Debt Instrument [Line Items]
Total debt instruments	$ 1,063,016
Markets for Identical Item (Level 1)
Debt Instrument [Line Items]
Total debt instruments	0
Significant Other Observable Inputs (Level 2)
Debt Instrument [Line Items]
Total debt instruments	1,021,740
Significant Unobservable Inputs (Level 3)
Debt Instrument [Line Items]
Total debt instruments	0
Senior Notes
Debt Instrument [Line Items]
Total debt instruments	490,979
Senior Notes | First Lien Term Loan
Debt Instrument [Line Items]
Total debt instruments	572,037
Senior Notes | Markets for Identical Item (Level 1)
Debt Instrument [Line Items]
Total debt instruments	0
Senior Notes | Markets for Identical Item (Level 1) | First Lien Term Loan
Debt Instrument [Line Items]
Total debt instruments	0
Senior Notes | Significant Other Observable Inputs (Level 2)
Debt Instrument [Line Items]
Total debt instruments	430,000
Senior Notes | Significant Other Observable Inputs (Level 2) | First Lien Term Loan
Debt Instrument [Line Items]
Total debt instruments	591,740
Senior Notes | Significant Unobservable Inputs (Level 3)
Debt Instrument [Line Items]
Total debt instruments	0
Senior Notes | Significant Unobservable Inputs (Level 3) | First Lien Term Loan
Debt Instrument [Line Items]
Total debt instruments	$ 0