Quarterly report pursuant to Section 13 or 15(d)

Computation of Net Loss From Continuing Operations Per Share of Common Stock (Components Of Net Income (Loss) Per Basic And Diluted Share) (Details)

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Computation of Net Loss From Continuing Operations Per Share of Common Stock (Components Of Net Income (Loss) Per Basic And Diluted Share) (Details) - USD ($)
$ / shares in Units, $ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2016
Sep. 30, 2015
Sep. 30, 2016
Sep. 30, 2015
Oct. 21, 2016
Earnings Per Share, Diluted, by Common Class, Including Two Class Method [Line Items]          
Shares outstanding at end of period 9,231,000 9,225,000 9,231,000 9,225,000  
Basic weighted average shares outstanding 9,241,000 9,288,000 9,232,000 9,233,000  
Dilutive effect of stock options/restricted stock units 0 0 0 0  
Total diluted weighted average shares outstanding 9,241,000 9,288,000 9,232,000 9,233,000  
Net loss from continuing operations $ (2,485) $ (7,311) $ (10,908) $ (24,112)  
Net loss from continuing operations per share $ (0.27) $ (0.79) $ (1.18) $ (2.61)  
Stock Compensation Plan          
Earnings Per Share, Diluted, by Common Class, Including Two Class Method [Line Items]          
Antidilutive securities excluded from computation of earnings per share 1,432,000 1,613,000 1,499,000 1,616,000  
Stock options          
Earnings Per Share, Diluted, by Common Class, Including Two Class Method [Line Items]          
Antidilutive securities excluded from computation of earnings per share 1,312,000 1,573,000 1,418,000 1,576,000  
Restricted Stock And Restricted Stock Units [Member]          
Earnings Per Share, Diluted, by Common Class, Including Two Class Method [Line Items]          
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number 120,000   120,000    
Antidilutive securities excluded from computation of earnings per share 120,000 40,000 81,000 40,000  
Subsequent Event          
Earnings Per Share, Diluted, by Common Class, Including Two Class Method [Line Items]          
Class of Warrant or Right, Outstanding         314,286
Class of Warrant or Right, Exercise Price of Warrants or Rights         $ 2.80