ALLOWANCE FOR LOAN AND LEASE LOSSES - Allowance for Loan and Lease Losses on Covered Loans for the Current and Comparable Quarter and Year-to-Date (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Receivables [Abstract]
Balance at beginning of period	$ 10,573	$ 45,496	$ 18,901	$ 45,190
Provision for loan and lease losses	(413)	(8,283)	(2,605)	759
Loans charged-off	(3,485)	(4,681)	(10,725)	(14,365)
Recoveries	5,750	429	6,854	1,377
Balance at end of period	$ 12,425	$ 32,961	$ 12,425	$ 32,961