FAIR VALUE - Carrying Amounts and Estimated Fair Values of Financial Instruments - (Details) - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014
Financial assets
Interest bearing time deposits	$ 1,960	$ 1,915
FHLB and other stock, at cost	11,300	13,854
Interest receivable	5,878	5,605
Level 1
Financial assets
Cash and cash equivalents	56,104	60,662
Financial liabilities
Deposits	(641,439)	(513,393)
Level 2
Financial assets
Cash and cash equivalents	11,474	1,823
Interest bearing time deposits	1,960	1,915
Loans including loans held for sale, net	7,726	8,514
Interest receivable	4,901	4,459
Financial liabilities
Deposits	(2,007,405)	(1,952,833)
Other borrowings	(28,363)	(26,349)
FHLB advances	(270,977)	(219,050)
Interest payable	(560)	(599)
Subordinated debentures	(24,212)	(24,212)
Level 3
Financial assets
Loans including loans held for sale, net	2,187,366	1,946,843
Interest receivable	5,878	5,605
Carrying Value
Financial assets
Cash and cash equivalents	67,578	62,485
Interest bearing time deposits	1,960	1,915
Loans including loans held for sale, net	2,139,765	1,941,507
FHLB and other stock, at cost	11,300	13,854
Interest receivable	10,779	10,064
Financial liabilities
Deposits	(2,650,775)	(2,468,321)
Other borrowings	(28,363)	(26,349)
FHLB advances	(269,488)	(214,413)
Interest payable	(560)	(599)
Subordinated debentures	(41,239)	(41,239)
Fair Value
Financial assets
Cash and cash equivalents	67,578	62,485
Interest bearing time deposits	1,960	1,915
Loans including loans held for sale, net	2,195,092	1,955,357
Interest receivable	10,779	10,064
Financial liabilities
Deposits	(2,648,844)	(2,466,226)
Other borrowings	(28,363)	(26,349)
FHLB advances	(270,977)	(219,050)
Interest payable	(560)	(599)
Subordinated debentures	$ (24,212)	$ (24,212)