XML 54 R42.htm IDEA: XBRL DOCUMENT v3.3.1.900
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details) - USD ($)
$ / shares in Units, $ in Thousands
3 Months Ended 12 Months Ended
Dec. 31, 2015
Sep. 30, 2015
Jun. 30, 2015
Mar. 31, 2015
Dec. 31, 2014
Sep. 30, 2014
Jun. 30, 2014
Mar. 31, 2014
Dec. 31, 2013
Sep. 30, 2013
Jun. 30, 2013
Mar. 31, 2013
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Numerator for basic and diluted loss per share:                              
Net loss $ (2,579) $ (1,858) $ (1,767) $ (2,330) $ (1,948) $ (2,228) $ (2,074) $ (1,690) $ (1,796) $ 339 $ (5,619) $ (2,773) $ (8,534) $ (7,940) $ (9,849)
Preferred dividends                         (1,065) (51) (51)
Net loss available to common shareholders                         $ (9,599) $ (7,991) $ (9,900)
Denominator for basic loss per share weighted-average shares outstanding 94,070,895 93,876,339 93,674,349 93,515,640 93,384,834 93,162,548 91,930,400 88,604,221 85,594,118 83,750,636 78,581,502 76,846,563 93,786,079 91,795,971 81,231,962
Effect of dilutive securities                        
Denominator for diluted loss per share weighted-average shares outstanding                         93,786,079 91,795,971 81,231,962
Basic and diluted loss per share:                              
Net loss                         $ (0.09) $ (0.09) $ (0.12)
Preferred dividends                         (0.01)
Net loss available to common shareholders                         $ (0.10) $ (0.09) $ (0.12)