VARIABLE INTEREST ENTITIES FAIR VALUE OF FINANCIAL INSTRUMENTS (Assets and Liabilities, Quantitative Information) (Details) RSO (RSO [Member], Fair Value, Measurements, Nonrecurring [Member], USD $) In Thousands, unless otherwise specified	Mar. 31, 2015	Dec. 31, 2014
Fair Value Assets And Liabilities Measured On Recurring Basis Unobservable Input Reconciliation [Line Items]
Loans held for sale	$ 73,892	$ 36,956
Impaired loans	2,445	139,489
Total assets at fair value	76,337	176,445
Level 1 [Member]
Fair Value Assets And Liabilities Measured On Recurring Basis Unobservable Input Reconciliation [Line Items]
Loans held for sale	0	0
Impaired loans	0	0
Total assets at fair value	0	0
Level 2 [Member]
Fair Value Assets And Liabilities Measured On Recurring Basis Unobservable Input Reconciliation [Line Items]
Loans held for sale	73,892	36,956
Impaired loans	2,445	1,678
Total assets at fair value	76,337	38,634
Level 3 [Member]
Fair Value Assets And Liabilities Measured On Recurring Basis Unobservable Input Reconciliation [Line Items]
Loans held for sale	0	0
Impaired loans	0	137,811
Total assets at fair value	$ 0	$ 137,811