LOANS (covered) - Changes in Covered 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
Covered Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Balance at beginning of period	27,120	28,862
Additions	758	6,678
Disposals	4,111	4,965
Write-downs	719	1,230
Balance at end of period	23,048	29,345
Covered Loans | Commercial
Accounts, Notes, Loans and Financing Receivable [Line Items]
Additions	730	6,462
Disposals	3,981	4,621
Write-downs	707	1,125
Covered Loans | Residential
Accounts, Notes, Loans and Financing Receivable [Line Items]
Additions	28	216
Disposals	130	344
Write-downs	$ 12	$ 105