FAIR VALUE ACCOUNTING AND MEASUREMENT (Valuation Technique) (Details) - Weighted Average [Member] - Discounted cash flows [Member] - Level 3 [Member]	9 Months Ended	12 Months Ended
	Sep. 30, 2015	Dec. 31, 2014
Junior Subordinated Debt [Member]
Fair Value Inputs, Assets and Liabilities, Quantitative Information [Line Items]
Discount rate	5.33%	5.26%
TPS Securities [Member]
Fair Value Inputs, Assets and Liabilities, Quantitative Information [Line Items]
Discount rate	5.33%	5.26%
TRUP CDO Securities [Member]
Fair Value Inputs, Assets and Liabilities, Quantitative Information [Line Items]
Discount rate		3.96%