LONG-TERM DEBT, NET - Long-Term Debt Maturities (Details) - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019
Debt Disclosure [Abstract]
2022	$ 517,500
2026	575,000
2027	875,000
2028	500,000
2029	350,000
2030	1,075,000
Total long-term debt	3,892,500	$ 3,292,500
Less: Unamortized original issue discount	312,891	357,887
Less: Unamortized debt issuance costs	44,903	44,987
Total long-term debt, net	$ 3,534,706	$ 2,889,626