Quarterly report pursuant to Section 13 or 15(d)

Domestic and Foreign Operations (Details)

v3.19.3
Domestic and Foreign Operations (Details)
3 Months Ended 9 Months Ended
Sep. 30, 2019
Sep. 30, 2018
Sep. 30, 2019
Sep. 30, 2018
Domestic and Foreign Operations (Textual)        
Derived over net revenues percentage 98.00% 1.00% 99.00% 26.00%