OTHER INTANGIBLE ASSETS AND MORTGAGE SERVICING RIGHTS (Finite-Lived Intangible Assets) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2007 acquisition
Finite-Lived Intangible Assets [Line Items]
Number of bank acquisitions				3
Finite-lived Intangible Assets [Roll Forward]
Balance, beginning of period	$ 4,230	$ 6,331	$ 8,609
Additions through acquisition	160
Amortization	(1,941)	(2,101)	(2,278)
Balance, end of period	2,449	4,230	6,331
Core Deposit Intangibles [Member]
Finite-lived Intangible Assets [Roll Forward]
Balance, beginning of period	4,230	6,322	8,598
Additions through acquisition	160
Amortization	(1,941)	(2,092)	(2,276)
Balance, end of period	2,449	4,230	6,322
Other [Member]
Finite-lived Intangible Assets [Roll Forward]
Balance, beginning of period	0	9	11
Additions through acquisition	0
Amortization	0	(9)	(2)
Balance, end of period	$ 0	$ 0	$ 9
Minimum [Member] | Core Deposit Intangibles [Member]
Finite-Lived Intangible Assets [Line Items]
Intangible asset, useful life	3 years
Maximum [Member] | Core Deposit Intangibles [Member]
Finite-Lived Intangible Assets [Line Items]
Intangible asset, useful life	8 years