INVESTMENTS IN QUALIFIED AFFORDABLE HOUSING PARTNERSHIPS, TAX CREDIT AND OTHER INVESTMENTS, NET (Details 2) - USD ($) $ in Thousands	3 Months Ended			6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014		Jun. 30, 2015	Jun. 30, 2014		Dec. 31, 2014
Investments in qualified affordable housing partnership, net
Investments in qualified affordable housing partnerships, net	$ 176,566			$ 176,566			$ 178,962	[1]
Accrued expenses and other liabilities - Unfunded commitments	45,567			45,567			43,311
Tax credits and other tax benefits recognized	8,605	$ 7,649		17,380	$ 15,441
Amortization expense included in income tax expense	6,152	5,357		12,396	10,714
Investments in tax credit and other investments
Investments in tax credit and other investments	147,100			147,100			110,100
Unfunded commitments for investments in tax credit and other investments	93,400			93,400			$ 71,400
Noninterest expense - Amortization of tax credit and other investments	$ 2,997	$ 5,490	[1]	$ 9,296	$ 6,982	[1]

[1] Prior periods were restated to reflect the retrospective application of adopting the new accounting guidance related to the Company's investments in qualified affordable housing projects Accounting Standards Update ("ASU") 2014-01. See Note 10 of the Notes to Consolidated Financial Statements for additional information.