COMPANY BACKGROUND - Equity Transactions (Details) $ / shares in Units, $ in Thousands			12 Months Ended
	Jan. 31, 2020 shares	Apr. 11, 2018 USD ($) stockholder $ / shares shares	Dec. 31, 2019 shares	Dec. 31, 2021 $ / shares shares	Mar. 31, 2021 $ / shares	Dec. 31, 2020 $ / shares shares	Jan. 30, 2020 $ / shares
Warrants issued (in shares)			8,850,423	7,838,946		8,597,554
Common stock-par value (in dollars per share) | $ / shares				$ 0.01	$ 0.01	$ 0.01
Exercise price (in dollars per share) | $ / shares							$ 0.0005
Apollo Global Management, Inc. and its Subsidiaries
Equity interest issued or Issuable, number of shares		5,326,755
Warrants issued (in shares)		40,005,885
Common stock-par value (in dollars per share) | $ / shares		$ 0
Exercise price (in dollars per share) | $ / shares		$ 0.0005
Warrants exercised	40,005,885
Shares issued		1,416,645	56,665
Number of stockholders | stockholder		2
Notes Issued | $		$ 3,500