LONG-TERM DEBT, NET - Details of Exchangeable Notes Hedges and Warrants (Details) - Senior Notes shares in Millions	Jun. 30, 2020 $ / shares shares
2022 Exchangeable Notes | Exchangeable Notes Hedge
Debt Instrument [Line Items]
Number of Shares | shares	11.8
Approximate Equivalent Exchange Price per Share / Strike Price per Share (USD per share) | $ / shares	$ 43.99
2022 Exchangeable Notes | Exchangeable Notes Warrant
Debt Instrument [Line Items]
Number of Shares | shares	11.8
Approximate Equivalent Exchange Price per Share / Strike Price per Share (USD per share) | $ / shares	$ 68.14
2026 Exchangeable Notes | Exchangeable Notes Hedge
Debt Instrument [Line Items]
Number of Shares | shares	6.6
Approximate Equivalent Exchange Price per Share / Strike Price per Share (USD per share) | $ / shares	$ 87.52
2026 Exchangeable Notes | Exchangeable Notes Warrant
Debt Instrument [Line Items]
Number of Shares | shares	6.6
Approximate Equivalent Exchange Price per Share / Strike Price per Share (USD per share) | $ / shares	$ 135.58
2030 Exchangeable Notes | Exchangeable Notes Hedge
Debt Instrument [Line Items]
Number of Shares | shares	6.8
Approximate Equivalent Exchange Price per Share / Strike Price per Share (USD per share) | $ / shares	$ 84.22
2030 Exchangeable Notes | Exchangeable Notes Warrant
Debt Instrument [Line Items]
Number of Shares | shares	6.8
Approximate Equivalent Exchange Price per Share / Strike Price per Share (USD per share) | $ / shares	$ 135.58