Quarterly report pursuant to Section 13 or 15(d)

Revenue (Tables)

v3.19.3
Revenue (Tables)
6 Months Ended
Jun. 30, 2019
Revenue Recognition and Deferred Revenue [Abstract]  
Schedule of disaggregation of revenue
Three Months Ended
June 30,
Six Months Ended
June 30,
2019 2018 2019 2018
Automotive —    118,398    240,000    523,252   
Aviation —    —    —    —   
Other 5,508    52,286    129,690    207,661   
Total revenues 5,508    170,684    369,690    730,913