LOANS, Allowance For Loan Losses (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012	Dec. 31, 2012
Impaired loans [Abstract]
Loans with allowance allocation	$ 1,746		$ 1,746		$ 1,611
Loans without allowance allocation	1,653		1,653		7,798
Carrying balance	3,399		3,399		9,409
Contractual balance	5,100		5,100		12,804
Specifically allocated allowance	654		654		800
Allowance for loan losses [Roll Forward]
Beginning balance	43,473	41,828	42,888	42,213
Charge-offs	(2,881)	(3,236)	(7,705)	(9,966)
Recoveries	1,398	1,582	4,093	4,128
Provision	2,093	2,643	4,807	6,442
Ending balance	44,083	42,817	44,083	42,817
Consumer Mortgage [Member]
Allowance for loan losses [Roll Forward]
Beginning balance	7,373	6,313	7,070	4,651
Charge-offs	(217)	(293)	(817)	(712)
Recoveries	2	17	15	34
Provision	443	730	1,333	2,794
Ending balance	7,601	6,767	7,601	6,767
Business Lending [Member]
Allowance for loan losses [Roll Forward]
Beginning balance	18,283	18,698	18,013	20,574
Charge-offs	(1,012)	(1,100)	(2,075)	(4,327)
Recoveries	375	454	619	787
Provision	625	510	1,714	1,528
Ending balance	18,271	18,562	18,271	18,562
Consumer Indirect [Member]
Allowance for loan losses [Roll Forward]
Beginning balance	9,369	8,670	9,606	8,960
Charge-offs	(1,186)	(1,460)	(3,075)	(3,633)
Recoveries	811	850	2,682	2,674
Provision	1,074	1,340	855	1,399
Ending balance	10,068	9,400	10,068	9,400
Consumer Direct [Member]
Allowance for loan losses [Roll Forward]
Beginning balance	3,054	3,223	3,303	3,290
Charge-offs	(348)	(344)	(1,300)	(1,074)
Recoveries	206	259	761	613
Provision	253	220	401	529
Ending balance	3,165	3,358	3,165	3,358
Home Equity [Member]
Allowance for loan losses [Roll Forward]
Beginning balance	1,674	1,392	1,451	1,130
Charge-offs	(59)	(39)	(379)	(220)
Recoveries	4	2	16	20
Provision	95	40	626	465
Ending balance	1,714	1,395	1,714	1,395
Unallocated [Member]
Allowance for loan losses [Roll Forward]
Beginning balance	2,745	3,112	2,666	3,222
Charge-offs	0	0	0	0
Recoveries	0	0	0	0
Provision	(500)	(390)	(421)	(500)
Ending balance	2,245	2,722	2,245	2,722
Acquired Impaired [Member]
Allowance for loan losses [Roll Forward]
Beginning balance	975	420	779	386
Charge-offs	(59)	0	(59)	0
Recoveries	0	0	0	0
Provision	103	193	299	227
Ending balance	$ 1,019	$ 613	$ 1,019	$ 613