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Earnings Per Common Share (Details) - USD ($)
shares in Thousands, $ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2016
Sep. 30, 2015
Sep. 30, 2016
Sep. 30, 2015
Earnings Per Share [Abstract]        
Net earnings available to common shareholders $ 1,587 $ 2,417 $ 5,191 $ 8,662
Dividends on Series C preferred stock 0 92 0 277
Adjusted net earnings available to common shareholders $ 1,587 $ 2,509 $ 5,191 $ 8,939
Weighted average number of common shares outstanding used in computation of basic earnings per common share 11,262 11,312 11,260 11,321
Effect of dilutive securities:        
Stock options (in shares) 1 12 0 20
Convertible preferred stock and warrants (in shares) 0 507 0 507
Weighted average number of common shares outstanding plus effect of dilutive securities - used in computation of diluted earnings per common share (in shares) 11,263 11,831 11,260 11,848
Stock Options        
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]        
Antidilutive shares excluded from computing diluted earnings per share (in shares) 304 130 309 130
Restricted Stock        
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]        
Antidilutive shares excluded from computing diluted earnings per share (in shares) 11 11 11 11
Warrant [Member]        
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]        
Antidilutive shares excluded from computing diluted earnings per share (in shares) 104 104 104 104
Convertible Preferred Stock [Member]        
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]        
Antidilutive shares excluded from computing diluted earnings per share (in shares) 507 0 507 0