SUBSEQUENT EVENTS (Details) - USD ($) $ / shares in Units, $ in Thousands				3 Months Ended
	Apr. 19, 2021	Apr. 16, 2021	Apr. 14, 2021	Sep. 30, 2021	Mar. 31, 2021	Mar. 31, 2020
Subsequent Event [Line Items]
Number of shares issued (in shares)					33,610,000	33,610,000
Options granted (in shares)					0
Exercised (in shares)					0
Issuance of common stock					$ 0	$ 1,655
Caliber | New Residential and Co Investors | Forecast
Subsequent Event [Line Items]
Cash consideration transferred				$ 1,675,000
Subsequent Event
Subsequent Event [Line Items]
Shares issued, price per share (in dollars per share)			$ 10.10
Exercised (in shares)		6,725,000
Issuance of common stock	$ 512,000
Subsequent Event | Over-Allotment Option
Subsequent Event [Line Items]
Number of shares issued (in shares)			6,750,000
Shares issued, price per share (in dollars per share)			$ 10.10
Subsequent Event | Underwritten Public Option
Subsequent Event [Line Items]
Number of shares issued (in shares)			45,000,000
Shares issued, price per share (in dollars per share)			$ 10.10
Subsequent Event | Share-based Payment Arrangement, Nonemployee
Subsequent Event [Line Items]
Options granted (in shares)			5,200,000