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DERIVATIVES (Details) (Derivatives not designated as hedging instruments, USD $) In Millions, unless otherwise specified	Dec. 31, 2012	Dec. 31, 2011
Interest rate lock commitments
DERIVATIVES
Mortgage loans hedged	$ 67.1	$ 69.0
Forward sale commitments
DERIVATIVES
Mortgage loans hedged	$ 49.2	$ 33.8

X

- Definition

Amount of the hedged item as of the balance sheet date related to the derivative. For example, the hedged balance on a debt instrument.

+ References

No definition available.

+ Details

Name:	us-gaap_DerivativeAmountOfHedgedItem
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	na
Period Type:	instant

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- Details

Name:	us-gaap_DerivativeLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration