SUBSEQUENT EVENT (Details) - USD ($) $ / shares in Units, $ in Thousands, shares in Millions					3 Months Ended		12 Months Ended
	Apr. 15, 2022	Nov. 10, 2021	Jul. 23, 2021	Oct. 23, 2020	Mar. 31, 2022	Mar. 31, 2021	Dec. 31, 2021
Subsequent Event [Line Items]
Common stock issued (in shares)				50.0
Issuance of common stock, value					$ 616	$ 1,050
Proceeds from sale of assets		$ 230,000			50,000
Sale Of Assets, First Payment Receivable					$ 200,000
Warrants to purchase common stock				1.6
Warrant exercise price				$ 11.50
Scenario, Plan [Member]
Subsequent Event [Line Items]
Warrants to purchase common stock					1.7
Warrant exercise price					$ 10.50
Equity Funding Agreement With Y A [Member]
Subsequent Event [Line Items]
Common stock issued (in shares)			0.4		0.0		9.6
Issuance of common stock, value							$ 49,400
Exchange cap (in shares)			35.1
Exchange cap, as percentage of outstanding shares			19.90%
Minimum share price			$ 7.48
Advance Notice maximum percentage			30.00%
Advance Notice maximum requirement			$ 30,000
Advance Notice share price, as percentage of VWAP			97.00%
Equity Funding Agreement With Y A [Member] | Scenario, Plan [Member]
Subsequent Event [Line Items]
Issuance of common stock, value			$ 400,000		$ 350,000
Agreement Term			36 months
Subsequent Event [Member]
Subsequent Event [Line Items]
Proceeds from sale of assets	$ 230,000
Sale Of Assets, Minimum Cash Balance, First Period	50,000
Sale Of Assets, Minimum Cash Balance, Second Period	$ 30,000