ALLOWANCE FOR LOAN LOSSES: (Details 3) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012
All Other Residential
Aging of recorded investment in loans by past due category and class of loans
Loans Past Due Over 90 Day Still Accruing		$ 0
Nonperforming Financing Receivable
Aging of recorded investment in loans by past due category and class of loans
Loans Past Due Over 90 Day Still Accruing	2,207	3,551
Restructured	17,252	21,236
Non-accrual	19,779	36,794
Nonperforming Financing Receivable | Commercial & Industrial
Aging of recorded investment in loans by past due category and class of loans
Loans Past Due Over 90 Day Still Accruing	240	724
Restructured	6,578	11,573
Non-accrual	6,861	9,360
Nonperforming Financing Receivable | Farmland
Aging of recorded investment in loans by past due category and class of loans
Loans Past Due Over 90 Day Still Accruing	0	231
Restructured	0	0
Non-accrual	99	907
Nonperforming Financing Receivable | Non Farm, Non Residential
Aging of recorded investment in loans by past due category and class of loans
Loans Past Due Over 90 Day Still Accruing	489	491
Restructured	5,687	4,836
Non-accrual	4,918	6,718
Nonperforming Financing Receivable | Agriculture
Aging of recorded investment in loans by past due category and class of loans
Loans Past Due Over 90 Day Still Accruing	0	69
Restructured	0	0
Non-accrual	134	104
Nonperforming Financing Receivable | All Other Commercial
Aging of recorded investment in loans by past due category and class of loans
Loans Past Due Over 90 Day Still Accruing	0	0
Restructured	0	0
Non-accrual	1,412	4,811
Nonperforming Financing Receivable | First Liens
Aging of recorded investment in loans by past due category and class of loans
Loans Past Due Over 90 Day Still Accruing	1,100	1,237
Restructured	4,283	4,126
Non-accrual	4,047	6,852
Nonperforming Financing Receivable | Home Equity
Aging of recorded investment in loans by past due category and class of loans
Loans Past Due Over 90 Day Still Accruing	40	24
Restructured	0	0
Non-accrual	195	196
Nonperforming Financing Receivable | Junior Liens
Aging of recorded investment in loans by past due category and class of loans
Loans Past Due Over 90 Day Still Accruing	147	538
Restructured	0	0
Non-accrual	390	405
Nonperforming Financing Receivable | Multifamily
Aging of recorded investment in loans by past due category and class of loans
Loans Past Due Over 90 Day Still Accruing	0	101
Restructured	61	0
Non-accrual	433	5,598
Nonperforming Financing Receivable | All Other Residential
Aging of recorded investment in loans by past due category and class of loans
Loans Past Due Over 90 Day Still Accruing	1	0
Restructured	0	0
Non-accrual	130	150
Nonperforming Financing Receivable | Motor Vehicle
Aging of recorded investment in loans by past due category and class of loans
Loans Past Due Over 90 Day Still Accruing	187	133
Restructured	626	685
Non-accrual	186	174
Nonperforming Financing Receivable | All Other Consumer
Aging of recorded investment in loans by past due category and class of loans
Loans Past Due Over 90 Day Still Accruing	3	3
Restructured	17	16
Non-accrual	$ 974	$ 1,519