ALLOWANCE FOR LOAN LOSSES: (Details 2) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Unpaid principal balance
With no related allowance recorded	$ 0	$ 0
TOTAL	9,107	10,018
Recorded Investment
With no related allowance recorded:	0	0
With an allowance recorded:	1,718	3,511
TOTAL	8,600	9,725
Allowance for loan losses
Allowance for Loan Losses Allocated	331	1,159
Average recorded investment
With no related allowance recorded:	0	0	$ 0
TOTAL	9,343	13,157	16,732
Interest Income Recognized
With no related allowance recorded:	0	0	0
TOTAL	0	0	0
Cash Basis Interest Income Recognized
With an allowance recorded:	0	0	0
TOTAL	0	0	0
Commercial & Industrial
Unpaid principal balance
With no related allowance recorded	1,181	1,516
With an allowance recorded	537	998
Recorded Investment
With no related allowance recorded:	1,181	1,223
With an allowance recorded:	537	998
Allowance for loan losses
Allowance for Loan Losses Allocated	36	212
Average recorded investment
With no related allowance recorded:	981	1,796	2,589
With an allowance recorded:	819	3,463	6,177
Interest Income Recognized
With no related allowance recorded:	0	0	0
With an allowance recorded:	0	0	0
Cash Basis Interest Income Recognized
With an allowance recorded:	0	0	0
With no related allowance recorded:	0	0	0
Farmland
Unpaid principal balance
With no related allowance recorded	826	0
With an allowance recorded	0	0
Recorded Investment
With no related allowance recorded:	826	0
With an allowance recorded:	0	0
Allowance for loan losses
Allowance for Loan Losses Allocated	0	0
Average recorded investment
With no related allowance recorded:	770	0	0
With an allowance recorded:	0	0	0
Interest Income Recognized
With no related allowance recorded:	0	0	0
With an allowance recorded:	0	0	0
Cash Basis Interest Income Recognized
With an allowance recorded:	0	0	0
With no related allowance recorded:	0	0	0
Non Farm, Non Residential
Unpaid principal balance
With no related allowance recorded	3,368	3,202
With an allowance recorded	657	1,415
Recorded Investment
With no related allowance recorded:	2,996	3,202
With an allowance recorded:	657	1,415
Allowance for loan losses
Allowance for Loan Losses Allocated	206	741
Average recorded investment
With no related allowance recorded:	3,096	2,080	58
With an allowance recorded:	1,016	3,682	6,698
Interest Income Recognized
With no related allowance recorded:	0	0	0
With an allowance recorded:			0
Cash Basis Interest Income Recognized
With an allowance recorded:	0	0	0
With no related allowance recorded:	0	0	0
Agriculture
Unpaid principal balance
With no related allowance recorded	622	0
With an allowance recorded	0	0
Recorded Investment
With no related allowance recorded:	487	0
With an allowance recorded:	0	0
Allowance for loan losses
Allowance for Loan Losses Allocated	0	0
Average recorded investment
With no related allowance recorded:	351	0	0
With an allowance recorded:	114	0	0
Interest Income Recognized
With no related allowance recorded:	0	0	0
With an allowance recorded:	0	0	0
Cash Basis Interest Income Recognized
With an allowance recorded:	0	0	0
With no related allowance recorded:	0	0	0
All Other Commercial
Unpaid principal balance
With no related allowance recorded	1,367	1,760
With an allowance recorded	0	225
Recorded Investment
With no related allowance recorded:	1,367	1,760
With an allowance recorded:	0	225
Allowance for loan losses
Allowance for Loan Losses Allocated	0	0
Average recorded investment
With no related allowance recorded:	1,477	1,175	58
With an allowance recorded:	45	483	1,112
Interest Income Recognized
With no related allowance recorded:	0	0	0
With an allowance recorded:	0	0	0
Cash Basis Interest Income Recognized
With an allowance recorded:	0	0	0
With no related allowance recorded:	0	0	0
First Liens
Unpaid principal balance
With no related allowance recorded	25	29
With an allowance recorded	524	873
Recorded Investment
With no related allowance recorded:	25	29
With an allowance recorded:	524	873
Allowance for loan losses
Allowance for Loan Losses Allocated	89	206
Average recorded investment
With no related allowance recorded:	27	18	5
With an allowance recorded:	647	460	35
Interest Income Recognized
With no related allowance recorded:	0	0	0
With an allowance recorded:	0	0	0
Cash Basis Interest Income Recognized
With an allowance recorded:	0	0	0
With no related allowance recorded:	0	0	0
Home Equity
Unpaid principal balance
With no related allowance recorded	0	0
With an allowance recorded	0	0
Recorded Investment
With no related allowance recorded:	0	0
With an allowance recorded:	0	0
Allowance for loan losses
Allowance for Loan Losses Allocated	0	0
Average recorded investment
With no related allowance recorded:	0	0	0
With an allowance recorded:	0	0	0
Interest Income Recognized
With no related allowance recorded:	0	0	0
With an allowance recorded:	0	0	0
Cash Basis Interest Income Recognized
With an allowance recorded:	0	0	0
With no related allowance recorded:	0	0	0
Junior Liens
Unpaid principal balance
With an allowance recorded	0	0
Recorded Investment
With an allowance recorded:	0	0
Allowance for loan losses
Allowance for Loan Losses Allocated	0	0
Average recorded investment
With an allowance recorded:	0		0
Interest Income Recognized
With an allowance recorded:	0	0	0
Cash Basis Interest Income Recognized
With no related allowance recorded:	0	0	0
Multifamily
Unpaid principal balance
With no related allowance recorded	0	0
With an allowance recorded	0	0
Recorded Investment
With no related allowance recorded:	0	0
With an allowance recorded:	0	0
Allowance for loan losses
Allowance for Loan Losses Allocated	0	0
Average recorded investment
With no related allowance recorded:	0	0	0
With an allowance recorded:	0	0	0
Interest Income Recognized
With no related allowance recorded:	0	0	0
With an allowance recorded:	0	0	0
Cash Basis Interest Income Recognized
With an allowance recorded:	0	0	0
With no related allowance recorded:	0	0	0
All Other Residential
Unpaid principal balance
With no related allowance recorded	0	0
With an allowance recorded	0	0
Recorded Investment
With no related allowance recorded:	0	0
With an allowance recorded:	0	0
Allowance for loan losses
Allowance for Loan Losses Allocated	0	0
Average recorded investment
With no related allowance recorded:	0	0	0
With an allowance recorded:	0	0	0
Interest Income Recognized
With no related allowance recorded:	0	0	0
With an allowance recorded:	0	0	0
Cash Basis Interest Income Recognized
With an allowance recorded:	0	0	0
With no related allowance recorded:	0	0	0
Motor Vehicle
Unpaid principal balance
With no related allowance recorded	0	0
With an allowance recorded	0	0
Recorded Investment
With no related allowance recorded:	0	0
With an allowance recorded:	0	0
Allowance for loan losses
Allowance for Loan Losses Allocated	0	0
Average recorded investment
With no related allowance recorded:	0	0	0
With an allowance recorded:	0	0	0
Interest Income Recognized
With no related allowance recorded:	0	0	0
With an allowance recorded:	0	0	0
Cash Basis Interest Income Recognized
With an allowance recorded:	0	0	0
With no related allowance recorded:	0	0	0
All Other Consumer
Unpaid principal balance
With no related allowance recorded	0	0
With an allowance recorded	0	0
Recorded Investment
With no related allowance recorded:	0	0
With an allowance recorded:	0	0
Allowance for loan losses
Allowance for Loan Losses Allocated	0	0
Average recorded investment
With no related allowance recorded:	0	0	0
With an allowance recorded:	0	0	0
Interest Income Recognized
With no related allowance recorded:	0	0	0
With an allowance recorded:	0	0	0
Cash Basis Interest Income Recognized
With an allowance recorded:	0	0	0
With no related allowance recorded:	$ 0	$ 0	$ 0