Stockholders' Equity (Details) - USD ($)						1 Months Ended				6 Months Ended
	May 15, 2020	Apr. 02, 2020	Mar. 25, 2020	Mar. 19, 2020	Mar. 09, 2020	May 20, 2020	Apr. 27, 2020	Apr. 21, 2020	Sep. 26, 2019	Jun. 30, 2020	Dec. 31, 2019
Stockholders' Equity (Details) [Line Items]
Stockholders equity, reverse split									the Company’s Board of Directors approved a 1-for-4 reverse split of the Common Stock, which was effective on the OTC Markets on September 30, 2019. As a result of the reverse stock split, every 4 shares of issued and outstanding common stock were converted into 1 share of issued and outstanding common stock, with all fractional shares rounded up to the nearest whole share, and the Company’s authorized share of common stock were reduced from 200,000,000 to 50,000,000 shares. All share and per share amounts have been retroactively restated to reflect this reverse stock split.
Common stocks issued (in Shares)										35,954
Shares issued for cashless exercise of warrants (in Shares)										49,196
Shares issued for cashless exercise of warrants (in Shares)										815,471
Proceed for cashless exercise of warrants (in Dollars)										$ 5,619,276
Shares issued for cashless exercise of options (in Shares)										115,715
Proceed for cashless exercise of options (in Dollars)										$ 530,643
Aggregate offering price (in Dollars)	$ 75,000,000
Common stock, shares (in Shares)										427,700
Net cash proceeds (in Dollars)										$ 19,900,000
Stock options exercisable period										10 years
Number of shares available for future grants under plan (in Shares)										1,018,367
Aggregate intrinsic value of warrants vested and outstanding (in Dollars)										$ 0
Unrecognized stock-based compensation expense (in Dollars)										$ 103,000
Unvested stock options weighted average remaining service period										3 years 6 months
Aggregate intrinsic value of warrants outstanding (in Dollars)										$ 1,500,000
General Contractor [Member]
Stockholders' Equity (Details) [Line Items]
Number of options granted (in Shares)		120,000					2,000
Aggregate fair value of options (in Dollars)		$ 2,500,000					$ 48,000
Expected life term		2 years 6 months					2 years 6 months
Expected volatility rate		118.00%					116.00%
Expected dividends rate		0.00%					0.00%
Discount rate		0.26%					0.27%
Options exercise price (in Dollars per share)		$ 31.59					$ 37.67
Stock Option and Equity Incentive Plan [Member]
Stockholders' Equity (Details) [Line Items]
Number of options granted (in Shares)										5,152,942
Share-based Payment Arrangement, Option [Member]
Stockholders' Equity (Details) [Line Items]
Options awarded (in Shares)			150,000	100,000	350,000	150,000		100,000
Exercise price (in Dollars per share)			$ 31.88	$ 28.00	$ 45.61	$ 45.25		$ 33.29
Aggregate fair value of options (in Dollars)			$ 4,000,000	$ 2,300,000	$ 13,100,000	$ 5,600,000		$ 2,700,000
Discount rate (in Dollars per share)					$ 0.0051
Expected life term			6 years 3 months	6 years 3 months	6 years 3 months	6 years 3 months		6 years 3 months
Expected volatility rate			108.00%	108.00%	107.00%	107.00%		108.00%
Expected dividends rate			0.00%	0.00%	0.00%	0.00%		0.00%
Discount rate			0.67%	0.83%		0.44%		0.41%
Unrecognized stock-based compensation expense (in Dollars)										$ 69,788,000
Aggregate intrinsic value of warrants outstanding (in Dollars)											$ 115,731,000