Annual report pursuant to Section 13 and 15(d)

Computation of Net Loss from Continuing Operations per Share of Common Stock Components of Net Loss From Continuing Operations Per Basic and Diluted Share (Details)

v3.7.0.1
Computation of Net Loss from Continuing Operations per Share of Common Stock Components of Net Loss From Continuing Operations Per Basic and Diluted Share (Details) - USD ($)
$ / shares in Units, shares in Thousands, $ 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
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]                      
Net loss from continuing operations $ (267) $ (2,485) $ (4,291) $ (4,132) $ (4,577) $ (7,311) $ (6,927) $ (9,873) $ (11,175) $ (28,689) $ (22,343)
Basic weighted average shares outstanding                 9,232 9,235 8,836
Net loss per share from continuing operations – basic (usd per shares)                 $ (1.21) $ (3.11) $ (2.53)
Warrant                 $ (137) $ 0 $ 0
Loss from continuing operations attributable to common shareholders                 $ (11,312) $ (28,689) $ (22,343)
Diluted potential common shares                 0 0 0
Weighted average shares outstanding – diluted (shares)                 9,232 9,235 8,836
Net loss per share from continuing operations – diluted (usd per share)                 $ (1.23) $ (3.11) $ (2.53)
Stock options and restricted stock units                      
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]                      
Incremental Common Shares Attributable to Dilutive Effect of Call Options and Warrants                 0 0 0
Warrant                      
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]                      
Incremental Common Shares Attributable to Dilutive Effect of Call Options and Warrants                 0 0 0