Condensed Consolidated Statements of Changes in Shareholders' Equity (unaudited) - USD ($)	Total	Preferred Shares	Additional Paid-In Capital	Retained Earnings	Class A ordinary shares	Class F ordinary shares
Balance at Dec. 31, 2017	$ 5,000,005	$ 0	$ 5,375,048	$ (376,372)	$ 204	$ 1,125
Balance, Shares at Dec. 31, 2017		0			2,040,060	11,250,000
Change in shares subject to possible redemption	(1,126,380)	$ 0	(1,126,369)	0	$ (11)	$ 0
Change in shares subject to possible redemption, Shares		0			(112,638)	0
Net income (loss) attributable to ordinary shares	1,126,385	$ 0	0	1,126,385	$ 0	$ 0
Balance at Mar. 31, 2018	5,000,010	$ 0	4,248,679	750,013	$ 193	$ 1,125
Balance, Shares at Mar. 31, 2018		0			1,927,422	11,250,000
Balance at Dec. 31, 2017	5,000,005	$ 0	5,375,048	(376,372)	$ 204	$ 1,125
Balance, Shares at Dec. 31, 2017		0			2,040,060	11,250,000
Net income (loss) attributable to ordinary shares	4,692,837
Balance at Sep. 30, 2018	5,000,002	$ 0	682,255	4,316,465	$ 157	$ 1,125
Balance, Shares at Sep. 30, 2018		0			1,570,776	11,250,000
Balance at Mar. 31, 2018	5,000,010	$ 0	4,248,679	750,013	$ 193	$ 1,125
Balance, Shares at Mar. 31, 2018		0			1,927,422	11,250,000
Change in shares subject to possible redemption	(1,634,980)	$ 0	(1,634,963)	0	$ (17)	$ 0
Change in shares subject to possible redemption, Shares		0			(163,498)	0
Net income (loss) attributable to ordinary shares	1,634,971	$ 0	0	1,634,971	$ 0	$ 0
Balance at Jun. 30, 2018	5,000,001	$ 0	2,613,716	2,384,984	$ 176	$ 1,125
Balance, Shares at Jun. 30, 2018		0			1,763,924	11,250,000
Change in shares subject to possible redemption	(1,931,480)	$ 0	(1,931,461)	0	$ (19)	$ 0
Change in shares subject to possible redemption, Shares		0			(193,148)	0
Net income (loss) attributable to ordinary shares	1,931,481	$ 0	0	1,931,481	$ 0	$ 0
Balance at Sep. 30, 2018	5,000,002	$ 0	682,255	4,316,465	$ 157	$ 1,125
Balance, Shares at Sep. 30, 2018		0			1,570,776	11,250,000
Balance at Dec. 31, 2018	5,000,006	$ 0	0	4,998,746	$ 135	$ 1,125
Balance, Shares at Dec. 31, 2018		0			1,353,510	11,250,000
Redeemable equity adjustment	0	$ 0	2,373,357	(2,373,357)	$ 0	$ 0
Change in shares subject to possible redemption	(2,373,380)	$ 0	(2,373,357)	0	$ (23)	$ 0
Change in shares subject to possible redemption, Shares		0			(237,338)	0
Net income (loss) attributable to ordinary shares	2,373,378	$ 0	0	2,373,378	$ 0	$ 0
Balance at Mar. 31, 2019	5,000,004	$ 0	0	4,998,767	$ 112	$ 1,125
Balance, Shares at Mar. 31, 2019		0			1,116,172	11,250,000
Balance at Dec. 31, 2018	5,000,006	$ 0	0	4,998,746	$ 135	$ 1,125
Balance, Shares at Dec. 31, 2018		0			1,353,510	11,250,000
Net income (loss) attributable to ordinary shares	(2,771,904)
Balance at Sep. 30, 2019	5,000,006	$ 0	0	4,998,709	$ 172	$ 1,125
Balance, Shares at Sep. 30, 2019		0			1,725,105	11,250,000
Balance at Mar. 31, 2019	5,000,004	$ 0	0	4,998,767	$ 112	$ 1,125
Balance, Shares at Mar. 31, 2019		0			1,116,172	11,250,000
Redeemable equity adjustment	0	$ 0	(1,843,652)	1,843,652	$ 0	$ 0
Change in shares subject to possible redemption	1,843,670	$ 0	1,843,652	0	$ 18	$ 0
Change in shares subject to possible redemption, Shares		0			184,367	0
Net income (loss) attributable to ordinary shares	(1,843,665)	$ 0	0	(1,843,665)	$ 0	$ 0
Balance at Jun. 30, 2019	5,000,009	$ 0	0	4,998,754	$ 130	$ 1,125
Balance, Shares at Jun. 30, 2019		0			1,300,539	11,250,000
Redeemable equity adjustment	0	$ 0	(3,301,571)	3,301,571	$ 0	$ 0
Shares redeemed in excess of par	(944,046)	0	(944,046)	0	0	0
Change in shares subject to possible redemption	4,245,659	$ 0	4,245,617	0	$ 42	$ 0
Change in shares subject to possible redemption, Shares		0			424,566	0
Net income (loss) attributable to ordinary shares	(3,301,616)	$ 0	0	(3,301,616)	$ 0	$ 0
Balance at Sep. 30, 2019	$ 5,000,006	$ 0	$ 0	$ 4,998,709	$ 172	$ 1,125
Balance, Shares at Sep. 30, 2019		0			1,725,105	11,250,000