XML 69 R58.htm IDEA: XBRL DOCUMENT v3.7.0.1
Quarterly Financial Data (Details) - USD ($)
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
Quarterly Financial Information Disclosure [Abstract]                    
Net sales $ 5,748,000 $ 6,469,000 $ 6,617,000 $ 6,078,000 $ 7,449,000 $ 7,548,000 $ 6,673,000 $ 6,541,000 $ 24,912,000 $ 28,211,000
Gross profit 980,000 2,000,000 2,116,000 1,967,000 3,384,000 3,499,000 2,986,000 2,802,000 7,063,000 12,671,000
Net income (loss) $ (710,000) $ (167,000) $ (87,000) $ (322,000) $ 627,000 $ 561,000 $ 250,000 $ 96,000 $ (1,286,000) $ 1,534,000
Net income (loss) per share:                    
Basic $ (0.06) $ (0.01) $ (0.01) $ (0.03) $ 0.05 $ 0.05 $ 0.02 $ 0.01 $ (0.11) $ 0.13
Diluted $ (0.06) $ (0.01) $ (0.01) $ (0.03) $ 0.05 $ 0.05 $ 0.02 $ 0.01 $ (0.11) $ 0.13