Consolidated Statements of Comprehensive Income (Loss) (unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
Statement of Comprehensive Income [Abstract]
Net loss	$ (2,903)	$ (669)	$ (8,733)	$ (308)
Unrealized gain (loss) on securities available-for-sale:
Unrealized holding gains (losses) arising during the year	4,428	(873)	10,905	(4,922)
Less: reclassification adjustment for net gain on sales of securities available- for-sale	(202)	0	(575)	0
Unrealized holding gains (losses) arising during the year	4,226	(873)	10,330	(4,922)
Unrealized (losses) gain on derivative instruments designated as cash flow hedges:
Unrealized holding (losses) gains on derivatives arising during the period	(423)	89	(685)	400
Net change in unrealized (losses) gain on derivative instruments	(423)	89	(685)	400
Total other comprehensive income (loss), before tax	3,803	(784)	9,645	(4,522)
Income tax effect related to items of other comprehensive income (loss)	0	165	0	950
Total other comprehensive income (loss), net of tax	3,803	(619)	9,645	(3,572)
Total comprehensive income (loss)	$ 900	$ (1,288)	$ 912	$ (3,880)