FDIC LOSS SHARING ASSET (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
Mar. 31, 2013
Changes in the FDIC loss sharing asset
Balance, at the beginning of the period	$ 57,475
FDIC share of additional losses, net of recoveries	4,296
Cash paid to FDIC	60
Net amortization	(5,991)
Balance, at the end of the period	$ 55,840

Amount of increases to the indemnification asset due to additional estimated losses assumed by the Federal Deposit Insurance Corporation (FDIC), relating to loss sharing agreements with the FDIC.

No definition available.

Name:	us-gaap_FDICIndemnificationAssetAdditionalEstimatedLosses
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration