Condensed Statements of Changes in Stockholders' Equity (Unaudited) - USD ($)	Class A Common Stock [Member]	Class F Common Stock [Member]	[1]	Additional Paid-in Capital [Member]	Stock Subscription Receivable [Member]	Accumulated Deficit / Retained Earnings [Member]	Total
Balance at beginning at Dec. 31, 2017		$ 719		$ 24,281	$ (25,000)	$ (175)	$ (175)
Balance at beginning (in shares) at Dec. 31, 2017		7,187,500
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net loss						(87)	(87)
Balance at ending at Mar. 31, 2018		$ 719		24,281	(25,000)	(262)	(262)
Balance at ending (in shares) at Mar. 31, 2018		7,187,500
Balance at beginning at Dec. 31, 2017		$ 719		24,281	(25,000)	(175)	(175)
Balance at beginning (in shares) at Dec. 31, 2017		7,187,500
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net loss							(175)
Balance at ending at Jun. 30, 2018		$ 719		24,281	(25,000)	(350)	(350)
Balance at ending (in shares) at Jun. 30, 2018		7,187,500
Balance at beginning at Mar. 31, 2018		$ 719		24,281	(25,000)	(262)	(262)
Balance at beginning (in shares) at Mar. 31, 2018		7,187,500
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net loss						(88)	(88)
Balance at ending at Jun. 30, 2018		$ 719		24,281	$ (25,000)	(350)	(350)
Balance at ending (in shares) at Jun. 30, 2018		7,187,500
Balance at beginning at Dec. 31, 2018	$ 132	$ 575		4,711,809		287,485	5,000,001
Balance at beginning (in shares) at Dec. 31, 2018	1,323,423	5,750,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Change in value of common stock subject to possible redemption	$ 2			(688,350)			(688,348)
Change in value of common stock subject to possible redemption (in shares)	14,198
Forfeiture of Founder Shares		$ (75)		75
Forfeiture of Founder Shares (jn shares)		(750,000)
Net loss						688,348	688,348
Balance at ending at Mar. 31, 2019	$ 134	$ 500		4,023,534		975,833	5,000,001
Balance at ending (in shares) at Mar. 31, 2019	1,337,621	5,000,000
Balance at beginning at Dec. 31, 2018	$ 132	$ 575		4,711,809		287,485	5,000,001
Balance at beginning (in shares) at Dec. 31, 2018	1,323,423	5,750,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net loss							1,421,949
Balance at ending at Jun. 30, 2019	$ 135	$ 500		3,289,932		1,709,434	5,000,001
Balance at ending (in shares) at Jun. 30, 2019	1,349,587	5,000,000
Balance at beginning at Mar. 31, 2019	$ 134	$ 500		4,023,534		975,833	5,000,001
Balance at beginning (in shares) at Mar. 31, 2019	1,337,621	5,000,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Change in value of common stock subject to possible redemption	$ 1			(733,602)			(733,601)
Change in value of common stock subject to possible redemption (in shares)	11,966
Net loss						733,601	733,601
Balance at ending at Jun. 30, 2019	$ 135	$ 500		$ 3,289,932		$ 1,709,434	$ 5,000,001
Balance at ending (in shares) at Jun. 30, 2019	1,349,587	5,000,000

[1] Included an aggregate of 1,437,500 shares that were forfeited by the Sponsor in November 2018 and up to 750,000 shares subject to forfeiture to the extent that the underwriters' over-allotment was not exercised in full. The underwriters' election to exercise their over-allotment option expired unexercised in January 4, 2019 and, as a result, 750,000 Founder Shares were forfeited.