SERVICING - (Detail) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2020	Dec. 31, 2019
Servicing
Total Facility Capacity	$ 4,753,571
Amount of outstanding principal and interest and tax and escrow advances included as a component of receivables, net on the balance sheet	5,900	$ 2,100
Loans serviced
Servicing
Servicing portfolio loans unpaid principal balance	100,000,000	93,200,000
Custodial escrow accounts	2,300,000	$ 2,600,000
Fannie Mae DUS Program
Servicing
Servicing portfolio loans unpaid principal balance	$ 39,900,000
Notice period of reimbursement of advances	60 days
Advances of principal and interest payments on behalf of borrowers	$ 1,100
Fannie Mae DUS Program | Maximum
Servicing
Period of time advances of principal and interest payments and guarantee fees are required to be made	4 months
HUD Program
Servicing
Advances of principal and interest payments on behalf of borrowers	$ 4,800
Period of time a loan must be in default before assignment to HUD	30 days