Stockholders' Equity (Details) - Two Independent Directors [Member]	1 Months Ended
	Jan. 31, 2019 Directors $ / shares shares	Jul. 26, 2018 Directors $ / shares shares
Stockholders' Equity (Textual)
Common stock shares issued to independent directors | shares	1,942	2,206
Average market price of the common stock for the five days before the grant date | $ / shares	$ 3.8	$ 3.39
Number of days used to calculation average market price of common stock, description	Five days before the grant date.	Five days before the grant date.
Number of directors | Directors	2	2