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Earnings (Loss) Per Share Earnings (Loss) Per Share (Details) - USD ($)
$ / shares in Units, $ in Thousands
3 Months Ended 12 Months Ended
Dec. 31, 2016
Sep. 30, 2016
Jun. 30, 2016
Mar. 31, 2016
Dec. 31, 2015
Sep. 30, 2015
Jun. 30, 2015
Mar. 31, 2015
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Weighted average shares:                      
Weighted Average Number of Shares Outstanding, Basic                 8,780,000 8,726,000 8,683,000
Incremental Common Shares Attributable to Dilutive Effect of Share-based Payment Arrangements                 0 150,000 0
Weighted Average Number of Shares Outstanding, Diluted                 8,780,000 8,876,000 8,683,000
Earnings (loss):                      
Continuing operations                 $ (1,629) $ 297 $ (6,061)
Discontinued operations, net                 0 0 1,692
Net Income (loss) $ (4,643) $ 1,825 $ 172 $ 1,017 $ (3,688) $ 2,430 $ 2,926 $ (1,371) $ (1,629) $ 297 $ (4,369)
Basic and diluted earnings (loss) per share of common stock:                      
Basic and Diluted Earnings per Share from Continuing Operations                 $ (0.19) $ 0.03 $ (0.70)
Basic and Diluted Earnings per Share from Discontinued Operationss and Disposal of Discontinued Operations, Net of Tax, Per Basic and Diluted Share                 0.00 0.00 0.20
Earnings Per Share, Basic and Diluted                 $ (0.19) $ 0.03 $ (0.50)
Restricted share awards outstanding and future stock option exercises                      
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]                      
Anti dilutive securities excluded from EPS computation due to net loss                 164,000   146,000
Anti-dilutive securities excluded from computation of earnings per share                 40,000 40,000