EQUITY AND EARNINGS PER SHARE - Summary of Outstanding Options (Details)	3 Months Ended
	Mar. 31, 2021 $ / shares shares
Number of Warrants (in millions)
Beginning balance (in shares)	14,428,655
Options granted (in shares)	0
Options exercised (in shares)	0
Options expired unexercised (in shares)	0
Ending balance (in shares)	14,428,655
Weighted Average Exercise Price (per share)
Granted (in dollars per share) | $ / shares	$ 0
Exercised (in dollars per share) | $ / shares	0
Expired (in dollars per share) | $ / shares	$ 0