MORTGAGE LOANS HELD-FOR-SALE, at FAIR VALUE (Details 1) - Mortgage Loans Held-for-sale [Member]	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015
Texas [Member]
Concentration Risk [Line Items]
Concentration Risk, Percentage	56.00%	20.70%
Arizona [Member]
Concentration Risk [Line Items]
Concentration Risk, Percentage	0.00%	16.80%
Massachussetts [Member]
Concentration Risk [Line Items]
Concentration Risk, Percentage	0.00%	12.80%
California [Member]
Concentration Risk [Line Items]
Concentration Risk, Percentage	24.40%	11.90%
Minnesota [Member]
Concentration Risk [Line Items]
Concentration Risk, Percentage	0.00%	9.90%
New York [Member]
Concentration Risk [Line Items]
Concentration Risk, Percentage	0.00%	6.60%
Pennsylvania [Member]
Concentration Risk [Line Items]
Concentration Risk, Percentage	0.00%	5.90%
North Carolina [Member]
Concentration Risk [Line Items]
Concentration Risk, Percentage	19.60%	5.50%
Illinois [Member]
Concentration Risk [Line Items]
Concentration Risk, Percentage	0.00%	5.10%