FINANCING ARRANGEMENTS - Summary of Long-term Debt (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Debt Instrument [Line Items]
Current portion of long-term debt	$ 17,535	$ 7,535
Long-term debt, at par	2,547,091	1,564,626
Unamortized debt issuance costs and discount, net	(30,067)	(14,985)
Long-term debt, at carrying value	2,517,024	1,549,641
Secured debt | Secured senior term loans
Debt Instrument [Line Items]
Current portion of long-term debt	17,535	7,535
Secured debt | Secured senior term loans due June 30, 2024 ("2024 Term Loans")
Debt Instrument [Line Items]
Long-term debt, at par	712,091	719,626
Secured debt | Secured senior term loans due October 8, 2028 ("2028 Term Loans")
Debt Instrument [Line Items]
Long-term debt, at par	990,000	0
Unsecured debt | Unsecured senior notes, at 4.875%, due July 15, 2027 ("2027 Notes")
Debt Instrument [Line Items]
Long-term debt, at par	$ 545,000	545,000
Interest rate (as a percent)	4.875%
Unsecured debt | Unsecured senior notes, at 5.125%, due July 15, 2029 ("2029 Notes")
Debt Instrument [Line Items]
Long-term debt, at par	$ 300,000	$ 300,000
Interest rate (as a percent)	5.125%