OTHER INTANGIBLE ASSETS AND MORTGAGE SERVICING RIGHTS (Mortgage Servicing Rights) (Details) (USD $)	12 Months Ended
	Dec. 31, 2012		Dec. 31, 2011		Dec. 31, 2010
Servicing Assets at Amortized Value [Line Items]
Mortgage servicing rights impairment	$ 400,000
Servicing Asset at Amortized Value, Balance [Roll Forward]
Balance, beginning of the year	5,584,000		5,441,000		5,703,000
Amounts capitalized	3,662,000		1,928,000		1,736,000
Amortization	(2,602,000)	[1]	(1,785,000)	[1]	(1,998,000)	[1]
Valuation adjustments in the period	(400,000)		0		0
Balance, end of the year	6,244,000		5,584,000		5,441,000
Servicing Contracts for Third Parties [Member]
Servicing Assets at Amortized Value [Line Items]
Loans serviced for others	1,031,000,000		773,000,000
Mortgage Servicing Rights [Member]
Servicing Assets at Amortized Value [Line Items]
Custodial accounts	$ 5,000,000		$ 3,400,000

[1] Amortization of mortgage servicing rights is recorded as a reduction of loan servicing income and any unamortized balance is fully written off if the loan repays in full.