Description of Business and Summary of Significant Accounting Policies (Details Textual) - USD ($)	1 Months Ended		6 Months Ended
	Sep. 30, 2019	May 31, 2019	Jun. 30, 2019	Jun. 30, 2018	Mar. 31, 2019	Dec. 31, 2018	Mar. 31, 2018	Dec. 31, 2017
Description of Business and Summary of Significant Accounting Policies (Textual)
Stockholders' deficit			$ (9,689,029)	$ (6,427,247)	$ (14,482,971)	$ (10,277,707)	$ (10,137,894)	$ (12,775,330)
Negative operating cashflows			(14,603,855)	(2,067,663)
Private placement amount		$ 11,400,000
Proceeds from collection of finance receivables	$ 24,500,000
Cash			7,564,504	$ 213,300		$ 1,630,022		$ 83,867
CNG service stations [Member]
Description of Business and Summary of Significant Accounting Policies (Textual)
Working capital deficit			34,500,000
Stockholders' deficit			9,700,000
Negative operating cashflows			$ 14,600,000