Annual report pursuant to Section 13 and 15(d)

Quarterly Financial Data (Unaudited) (Details)

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Quarterly Financial Data (Unaudited) (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 Data (Unaudited) [Abstract]                    
Sales $ 3,038,200 $ 1,906,000 $ 1,234,600 $ 236,000 $ 72,000 $ 67,980 $ 6,414,800 $ 139,980
Gross profit (loss) (3,607,646) (2,267,364) (1,060,075) (228,377) 72,000 67,980 (7,163,462) 139,980
Net loss $ (6,977,167) $ (5,262,859) $ (2,935,830) $ (4,380,012) $ (1,693,095) $ (3,793,108) $ (1,881,292) $ (2,059,358) $ (19,555,868) $ (9,426,853)
Basic and diluted loss per share $ (0.28) $ (0.25) $ (0.14) $ (0.23) $ (0.09) $ (0.24) $ (0.12) $ (0.13) $ (0.78) $ (0.55)