Net Income Per Common Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016
Numerator for basic earnings per share:
Net income from continuing operations	$ 2,318	$ 2,310	$ 6,152	$ 6,670
Less: Dividends on preferred stock	123	314	374	814
Net income from continuing operations available to common shareholders - basic	2,195	1,996	5,778	5,856
Net income from discontinued operations available to common shareholders - basic and diluted	0	0	0	3,935
Net income available to common shareholders	2,195	1,996	5,778	9,791
Numerator for diluted earnings per share:
Net income from continuing operations available to common shareholders - basic	2,195	1,996	5,778	5,856
Add: Dividends on convertible preferred stock	0	123	0	0
Add: Interest on subordinated debt (tax effected)	352	350	0	924
Net income available to common shareholders from continuing operations - diluted	$ 2,547	$ 2,469	$ 5,778	$ 6,780
Denominator:
Total average shares outstanding (in shares)	10,443,443	8,080,690	10,262,944	8,073,644
Effect of dilutive convertible preferred stock (in shares)	0	489,625	0	0
Effect of dilutive convertible subordinated debt (in shares)	1,837,500	1,837,500	0	1,837,500
Effect of dilutive stock options (in shares)	129,127	26,529	25,590	24,065
Total diluted average shares outstanding (in shares)	12,410,070	10,434,344	10,288,534	9,935,209
Earnings per share from continuing operations - basic (in dollars per share)	$ 0.21	$ 0.25	$ 0.56	$ 0.73
Earnings per share from discontinued operations - basic (in dollars per share)	0.00	0.00	0.00	0.49
Earnings per common shareholder - basic (in dollars per share)	0.21	0.25	0.56	1.22
Earnings per share from continuing operations - diluted (in dollars per share)	0.21	0.24	0.56	0.68
Earnings per share from discontinued operations - diluted (in dollars per share)	0.00	0.00	0.00	0.40
Earnings per common shareholder - diluted (in dollars per share)	$ 0.21	$ 0.24	$ 0.56	$ 1.08