CUSTOMER CONCENTRATION - Schedule of Revenue from Ocwen (Details) - Ocwen - Revenue - Customer Concentration Risk	3 Months Ended
Mar. 31, 2022	Mar. 31, 2021
Concentration Risk [Line Items]
Concentration percentage	35.00%	34.00%
Corporate and Others
Concentration Risk [Line Items]
Concentration percentage	0.00%	2.00%
Servicer and Real Estate \| Operating Segments
Concentration Risk [Line Items]
Concentration percentage	48.00%	52.00%
Origination \| Operating Segments
Concentration Risk [Line Items]
Concentration percentage	0.00%	0.00%

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

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