Annual report pursuant to Section 13 and 15(d)

Geographic and Other Financial Information (Unaudited) (Details)

v3.20.1
Geographic and Other Financial Information (Unaudited) (Details) - USD ($)
3 Months Ended 12 Months Ended
Dec. 31, 2019
Sep. 30, 2019
Jun. 30, 2019
Mar. 31, 2019
Dec. 31, 2018
Sep. 30, 2018
Jun. 30, 2018
Mar. 31, 2018
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Revenue $ 1,953,000 $ 1,159,000 $ 2,186,000 $ 1,373,000 $ 1,979,000 $ 1,923,000 $ 2,648,000 $ 1,544,000 $ 6,670,604 $ 8,094,368 $ 5,537,753
Geographic Concentration Risk 1 [Member]                      
Revenue                 $ 6,671,000 $ 8,094,000 $ 5,538,000
Concentration Risk, Percentage                 100.00% 100.00% 100.00%
Geographic Concentration Risk 2 [Member]                      
Revenue                 $ 6,671,000 $ 8,094,000 $ 5,538,000
Concentration Risk, Percentage                 100.00% 100.00% 100.00%
Asia Pacific [Member] | Geographic Concentration Risk 1 [Member]                      
Revenue                 $ 2,058,000 $ 2,248,000 $ 1,927,000
Concentration Risk, Percentage                 31.00% 28.00% 35.00%
Europe [Member] | Geographic Concentration Risk 1 [Member]                      
Revenue                 $ 1,656,000 $ 2,183,000 $ 1,892,000
Concentration Risk, Percentage                 25.00% 27.00% 34.00%
North America [Member] | Geographic Concentration Risk 1 [Member]                      
Revenue                 $ 2,781,000 $ 3,550,000 $ 1,687,000
Concentration Risk, Percentage                 42.00% 44.00% 30.00%
Other Continent [Member] | Geographic Concentration Risk 1 [Member]                      
Revenue                 $ 176,000 $ 113,000 $ 32,000
Concentration Risk, Percentage                 2.00% 1.00% 1.00%
Other Continent [Member] | Geographic Concentration Risk 2 [Member]                      
Revenue                 $ 1,363,000 $ 2,849,000 $ 2,054,000
Concentration Risk, Percentage                 20.00% 35.00% 38.00%
China | Geographic Concentration Risk 2 [Member]                      
Revenue                 $ 984,000 $ 17,000  
Concentration Risk, Percentage                 15.00% 0.00% 0.00%
US | Geographic Concentration Risk 2 [Member]                      
Revenue                 $ 2,673,000 $ 3,475,000 $ 1,618,000
Concentration Risk, Percentage                 40.00% 43.00% 29.00%
Japan | Geographic Concentration Risk 2 [Member]                      
Revenue                 $ 873,000 $ 1,261,000 $ 1,340,000
Concentration Risk, Percentage                 13.00% 16.00% 24.00%
Germany | Geographic Concentration Risk 2 [Member]                      
Revenue                 $ 778,000 $ 492,000 $ 526,000
Concentration Risk, Percentage                 12.00% 6.00% 9.00%