Consolidated Statements of Cash Flows - USD ($)	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Cash flows from operating activities
Net income (loss)	$ 8,794,000	$ 38,453,000	$ (2,753,000)
Adjustments to reconcile net income (loss) to net cash from operating activities
Depreciation and amortization	1,080,000	1,239,000	1,725,000
Negative provision for loan losses	(500,000)	(800,000)	(2,450,000)
Net amortization on securities	865,000	1,246,000	1,297,000
Stock-based compensation expense	524,000	400,000	443,000
Deferred taxes, net	2,376,000	(31,899,000)
Net gain on sales of loans held for sale	(1,000)	(46,000)	(86,000)
Origination of loans held for sale		(2,859,000)	(5,145,000)
Proceeds from sales of loans held for sale	71,000	2,835,000	5,417,000
Net gain on sales of other real estate owned	(72,000)	(74,000)	(222,000)
Net write-down of other real estate owned	850,000	1,963,000	1,180,000
Net realized (gain) loss on sales and calls of investment securities	6,000	(288,000)	(216,000)
Net (gain) loss on sale of premises and equipment	(692,000)	3,000	(1,000)
Impairment on transfer of premises to held for sale	392,000
Increase in cash surrender value of life insurance, net of premium expense	(417,000)	(391,000)	(397,000)
Net change in accrued interest receivable and other assets	(491,000)	2,079,000	(814,000)
Net change in accrued interest payable and other liabilities	(155,000)	(9,854,000)	8,133,000
Net cash from operating activities	12,630,000	2,007,000	6,111,000
Cash flows from investing activities
Purchases of available for sale securities	(77,159,000)	(21,112,000)	(41,827,000)
Proceeds from sales and calls of available for sale securities	6,054,000	41,686,000	8,311,000
Proceeds from maturities and prepayments of available for sale securities	20,116,000	21,838,000	22,876,000
Proceeds from calls of held to maturity securities		47,000
Proceeds from maturities of held to maturity securities		145,000
Proceeds from sale of other real estate owned	876,000	793,000	12,438,000
Proceeds from mandatory redemption of Federal Home Loan Bank stock	90,000
Net changes in loans	(52,885,000)	(73,202,000)	(22,368,000)
Proceeds from sale of premises and equipment	1,590,000	331,000	268,000
Purchases of premises and equipment	(1,168,000)	(284,000)	(464,000)
Purchase of bank owned life insurance			(5,000,000)
Net cash from investing activities	(102,486,000)	(29,758,000)	(25,766,000)
Cash flows from financing activities
Net change in deposits	47,207,000	(2,901,000)	(28,072,000)
Payment of Federal Home Loan Bank advances	(120,248,000)	(55,661,000)	(623,000)
Advances from Federal Home Loan Bank	155,000,000	45,000,000	20,000,000
Payment of subordinated capital note	(2,250,000)	(900,000)	(900,000)
Proceeds from senior debt		10,000,000
Proceeds from issuance of common stock, net	14,910,000		2,231,000
Redemption of preferred stock	(3,505,000)
Net cash from financing activities	91,114,000	(4,462,000)	(7,364,000)
Net change in cash and cash equivalents	1,258,000	(32,213,000)	(27,019,000)
Beginning cash and cash equivalents	34,103,000	66,316,000	93,335,000
Ending cash and cash equivalents	35,361,000	34,103,000	66,316,000
Supplemental cash flow information:
Interest paid	10,607,000	5,665,000	5,253,000
Income taxes paid (refunded)			21,000
Supplemental non-cash disclosure:
Proceeds from common stock issuance directed by investors to pay junior subordinated debt interest			2,799,000
Transfer from loans to other real estate	730,000	270,000	1,273,000
Transfer from premises and equipment to premises and equipment held for sale	1,050,000
Financed sales of other real estate owned			270,000
Transfer from held to maturity to available for sale securities		41,380,000
AOCI component of transfer from held to maturity to available for sale, net of tax		$ 456,000