LOANS (excluding covered loans) - Changes in Other Real Estate Owned (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Accounts, Notes, Loans and Financing Receivable [Line Items]
Disposals	$ 12,082	$ 5,500
Non Covered Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Balance at beginning of period	19,806	12,526
Additions	1,204	704
Disposals	7,971	535
Write-downs	296	702
Balance at end of period	12,743	11,993
Non Covered Loans | Commercial
Accounts, Notes, Loans and Financing Receivable [Line Items]
Additions	834	557
Disposals	7,857	241
Write-downs	223	405
Non Covered Loans | Residential
Accounts, Notes, Loans and Financing Receivable [Line Items]
Additions	370	147
Disposals	114	294
Write-downs	$ 73	$ 297