Related Party Transactions (Details) - USD ($)			1 Months Ended			3 Months Ended		6 Months Ended
	Aug. 10, 2018	Aug. 09, 2018	Aug. 31, 2018	Jul. 31, 2018	Oct. 31, 2017	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018	Dec. 31, 2018
Related Party Transactions (Textual)
Common stock, description								(A) one year after the completion of an Initial Business Combination or (B) subsequent to an Initial Business Combination, (x) if the last reported sale price of the Company's Class A common stock equals or exceeds $12.00 per share (as adjusted for stock splits, stock dividends, reorganizations, recapitalizations and the like) for any 20 trading days within any 30-trading day period commencing at least 150 days after the consummation of an Initial Business Combination, or (y) the date on which the Company completes a liquidation, merger, stock exchange or other similar transaction that results in all of the Company's stockholders having the right to exchange their shares of common stock for cash, securities or other property.
Due to the related parties						$ 149,517		$ 149,517		$ 204,949
Administrative support fees	$ 10,000					30,000	$ 0	60,000	$ 0
Forward purchase agreement, description		The Company entered into a forward purchase agreement (the "Forward Purchase Agreement") pursuant to which an affiliate of the Sponsor agreed to purchase an aggregate of up to 30,000,000 shares of the Company's Class A common stock (the "Forward Purchase Shares"), plus an aggregate of up to 10,000,000 warrants (the "Forward Purchase Warrants" and, together with the Forward Purchase Shares, the "Forward Purchase Units"), for an aggregate purchase price of up to $300,000,000 or $10.00 per unit. Each Forward Purchase Warrant will have the same terms as each of the Private Placement Warrants.
Related party paid other expenses								447,097
Repaid of related party advances								502,529
Sponsor advanced to related patry						$ 294,354		294,354
Repayment amount of affiliate to sponsor								$ 294,354
Common Class B [Member]
Related Party Transactions (Textual)
Sponsor purchased, shares				2,875,000	14,375,000
Sponsor purchased					$ 25,000
Stock dividend shares of Class B common stock			2,300,000
Aggregate sponsor holding, shares			13,800,000
Shares issued price per share					$ 0.002
Sponsor shares, description			Prior to the Public Offering, the Sponsor transferred 150,000 Founder Shares to each of the Company's two independent directors at their original purchase price.
Private Placement [Member]
Related Party Transactions (Textual)
Sponsor purchased, shares								9,360,000
Sponsor purchased								$ 14,040,000
Shares issued price per share						$ 11.50		$ 11.50
Warrant exercised price						$ 1.50		$ 1.50