LOANS (covered) - Investment in Covered Impaired Loans, excluding Loans Accounted for under FASB ASC Topic 310-30 (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended	9 Months Ended	12 Months Ended	3 Months Ended	9 Months Ended	12 Months Ended	3 Months Ended	9 Months Ended	12 Months Ended	3 Months Ended	9 Months Ended	12 Months Ended	3 Months Ended	9 Months Ended	12 Months Ended	3 Months Ended	9 Months Ended	12 Months Ended	3 Months Ended		9 Months Ended			9 Months Ended	12 Months Ended	9 Months Ended	12 Months Ended	9 Months Ended	12 Months Ended	9 Months Ended	12 Months Ended	9 Months Ended	12 Months Ended	9 Months Ended	12 Months Ended	3 Months Ended	9 Months Ended	12 Months Ended	3 Months Ended	9 Months Ended	12 Months Ended	3 Months Ended	9 Months Ended	12 Months Ended	3 Months Ended	9 Months Ended	12 Months Ended	3 Months Ended	9 Months Ended	12 Months Ended	3 Months Ended	9 Months Ended	12 Months Ended
	Sep. 30, 2014	Sep. 30, 2014	Dec. 31, 2013	Sep. 30, 2014 Commercial	Sep. 30, 2014 Commercial	Dec. 31, 2013 Commercial	Sep. 30, 2014 Real estate-commercial	Sep. 30, 2014 Real estate-commercial	Dec. 31, 2013 Real estate-commercial	Sep. 30, 2014 Home equity	Sep. 30, 2014 Home equity	Dec. 31, 2013 Home equity	Sep. 30, 2014 Installment	Sep. 30, 2014 Installment	Dec. 31, 2013 Installment	Sep. 30, 2014 Other	Sep. 30, 2014 Other	Dec. 31, 2013 Other	Sep. 30, 2014 Covered Loans	Sep. 30, 2013 Covered Loans	Sep. 30, 2014 Covered Loans	Sep. 30, 2013 Covered Loans	Dec. 31, 2013 Covered Loans	Sep. 30, 2014 Loans with no related allowance recorded [member]	Dec. 31, 2013 Loans with no related allowance recorded [member]	Sep. 30, 2014 Loans with no related allowance recorded [member] Commercial	Dec. 31, 2013 Loans with no related allowance recorded [member] Commercial	Sep. 30, 2014 Loans with no related allowance recorded [member] Real estate-commercial	Dec. 31, 2013 Loans with no related allowance recorded [member] Real estate-commercial	Sep. 30, 2014 Loans with no related allowance recorded [member] Home equity	Dec. 31, 2013 Loans with no related allowance recorded [member] Home equity	Sep. 30, 2014 Loans with no related allowance recorded [member] Installment	Dec. 31, 2013 Loans with no related allowance recorded [member] Installment	Sep. 30, 2014 Loans with no related allowance recorded [member] Other	Dec. 31, 2013 Loans with no related allowance recorded [member] Other	Sep. 30, 2014 Loans with no related allowance recorded [member] Covered Loans Loans Excluded from FASB ASC Topic 310-30	Sep. 30, 2014 Loans with no related allowance recorded [member] Covered Loans Loans Excluded from FASB ASC Topic 310-30	Dec. 31, 2013 Loans with no related allowance recorded [member] Covered Loans Loans Excluded from FASB ASC Topic 310-30	Sep. 30, 2014 Loans with no related allowance recorded [member] Covered Loans Loans Excluded from FASB ASC Topic 310-30 Commercial	Sep. 30, 2014 Loans with no related allowance recorded [member] Covered Loans Loans Excluded from FASB ASC Topic 310-30 Commercial	Dec. 31, 2013 Loans with no related allowance recorded [member] Covered Loans Loans Excluded from FASB ASC Topic 310-30 Commercial	Sep. 30, 2014 Loans with no related allowance recorded [member] Covered Loans Loans Excluded from FASB ASC Topic 310-30 Real estate-commercial	Sep. 30, 2014 Loans with no related allowance recorded [member] Covered Loans Loans Excluded from FASB ASC Topic 310-30 Real estate-commercial	Dec. 31, 2013 Loans with no related allowance recorded [member] Covered Loans Loans Excluded from FASB ASC Topic 310-30 Real estate-commercial	Sep. 30, 2014 Loans with no related allowance recorded [member] Covered Loans Loans Excluded from FASB ASC Topic 310-30 Home equity	Sep. 30, 2014 Loans with no related allowance recorded [member] Covered Loans Loans Excluded from FASB ASC Topic 310-30 Home equity	Dec. 31, 2013 Loans with no related allowance recorded [member] Covered Loans Loans Excluded from FASB ASC Topic 310-30 Home equity	Sep. 30, 2014 Loans with no related allowance recorded [member] Covered Loans Loans Excluded from FASB ASC Topic 310-30 Installment	Sep. 30, 2014 Loans with no related allowance recorded [member] Covered Loans Loans Excluded from FASB ASC Topic 310-30 Installment	Dec. 31, 2013 Loans with no related allowance recorded [member] Covered Loans Loans Excluded from FASB ASC Topic 310-30 Installment	Sep. 30, 2014 Loans with no related allowance recorded [member] Covered Loans Loans Excluded from FASB ASC Topic 310-30 Other	Sep. 30, 2014 Loans with no related allowance recorded [member] Covered Loans Loans Excluded from FASB ASC Topic 310-30 Other	Dec. 31, 2013 Loans with no related allowance recorded [member] Covered Loans Loans Excluded from FASB ASC Topic 310-30 Other
Financing Receivable, Impaired [Line Items]
Current balance	$ 55,015	$ 55,015	$ 52,699	$ 9,657	$ 9,657	$ 12,225	$ 30,403	$ 30,403	$ 23,993	$ 3,110	$ 3,110	$ 3,309	$ 415	$ 415	$ 642	$ 0	$ 0	$ 0	$ 4,674		$ 4,674		$ 4,122	$ 38,336	$ 31,931	$ 6,581	$ 5,212	$ 19,031	$ 12,355	$ 3,009	$ 3,208	$ 415	$ 642	$ 0	$ 0	$ 4,674	$ 4,674	$ 4,122	$ 960	$ 960	$ 875	$ 256	$ 256	$ 1,349	$ 0	$ 0	$ 1,893	$ 0	$ 0	$ 5	$ 3,458	$ 3,458	$ 0
Unpaid Principal Balance	65,383	65,383	65,765	11,265	11,265	15,436	36,437	36,437	30,855	4,069	4,069	4,209	459	459	663	0	0	0						47,341	40,815	7,981	7,083	23,970	16,431	3,968	4,108	459	663	0	0	6,605	6,605	6,683	1,302	1,302	1,131	395	395	2,648	4,908	4,908	2,899	0	0	5	0	0	0
Related Allowance	4,510	4,510	5,302	802	802	2,080	3,338	3,338	2,872	2	2	2	0	0	0	0	0	0						0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0
Average current balance		50,371	70,991		10,789	15,759		24,156	37,661		3,119	3,246		512	463		0	315						33,241	41,855	6,095	10,712	13,927	16,563	3,018	3,145	512	463	0	148		4,249	6,239		936	1,832		819	1,786		2,493	2,611		1	2		0	8
Interest income recognized	$ 278	$ 649	$ 974	$ 61	$ 140	$ 236	$ 144	$ 303	$ 490	$ 16	$ 42	$ 46	$ 2	$ 6	$ 6	$ 0	$ 0	$ 0	$ 18	$ 9	$ 35	$ 26														$ 18	$ 35	$ 30	$ 6	$ 16	$ 11	$ 1	$ 2	$ 4	$ 11	$ 17	$ 15	$ 0	$ 0	$ 0	$ 0	$ 0	$ 0