CUSTOMER CONCENTRATION - Schedule of Revenue from Ocwen (Details) - Ocwen - Revenue - Customer Concentration Risk	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Concentration Risk [Line Items]
Concentration percentage	45.00%	31.00%	40.00%	32.00%
Corporate and Others
Concentration Risk [Line Items]
Concentration percentage	0.00%	0.00%	0.00%	1.00%
Servicer and Real Estate | Operating Segments
Concentration Risk [Line Items]
Concentration percentage	56.00%	51.00%	52.00%	50.00%
Origination | Operating Segments
Concentration Risk [Line Items]
Concentration percentage	0.00%	0.00%	0.00%	0.00%