The following table summarizes the activities for our unvested restricted stock awards for the six months ended June 30, 2021, and 2020. (Details) - 2015 Stock Option Plan [Member] - Restricted Stock Awards [Member] - $ / shares	6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Outstanding at beginning	0	0
Outstanding at beginning	$ 0	$ 0
Granted	1,000,000	0
Granted	$ 3.01	$ 0
Vested	0	0
Vested	$ 0	$ 0
Forfeited/canceled	0	0
Forfeited/canceled	$ 0	$ 0
Outstanding at ending	1,000,000	0
Outstanding at ending	$ 3.01