INTANGIBLE ASSETS AND MORTGAGE SERVICING RIGHTS (Mortgage Servicing Rights) (Details) (USD $)	3 Months Ended				9 Months Ended
	Sep. 30, 2012		Sep. 30, 2011		Sep. 30, 2012		Sep. 30, 2011		Dec. 31, 2011
Servicing Contracts for Third Parties [Member]
Servicing Assets at Amortized Value [Line Items]
Loans Serviced For Others	$ 850,000,000				$ 850,000,000				$ 660,000,000
Mortgage Servicing Rights [Member]
Servicing Assets at Amortized Value [Line Items]
Custodial Accounts	7,300,000				7,300,000				3,100,000
Servicing Asset at Amortized Value, Balance [Roll Forward]
Balance, beginning of the period	6,202,000		5,369,000		5,584,000		5,441,000
Amounts capitalized	931,000		573,000		2,784,000		1,226,000
Amortization	(682,000)	[1]	(448,000)	[1]	(1,917,000)	[1]	(1,173,000)	[1]
Balance, end of the period	$ 6,451,000		$ 5,494,000		$ 6,451,000		$ 5,494,000

[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.