SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES, Net Loss Per Ordinary Share (Details) - USD ($)		1 Months Ended	3 Months Ended		6 Months Ended
		Jun. 30, 2019	Jun. 30, 2020	Mar. 31, 2020	Jun. 30, 2020	Jun. 30, 2019	Dec. 31, 2019
Cash and Cash Equivalents [Abstract]
Cash equivalents			$ 0		$ 0		$ 0
Reconciliation of Net Loss per Ordinary Share [Abstract]
Net (loss) income		$ (5,000)	(161,809)	$ 1,627,107	1,465,298	$ (5,000)
Less: Income attributable to ordinary shares subject to possible redemption		0	(57,808)		(2,032,875)
Adjusted net loss		$ (5,000)	$ (219,617)		$ (567,577)
Weighted average shares outstanding, basic and diluted (in shares)	[1]	6,250,000	7,544,519		7,527,169
Basic and diluted net loss per ordinary share (in dollars per share)	[2]	$ 0	$ (0.03)		$ (0.08)
Class A Ordinary Shares [Member]
Net Loss per Ordinary Share [Abstract]
Shares excluded in calculation of diluted loss per share (in shares)					19,500,000

[1] Excludes an aggregate of 23,683,866 shares subject to possible redemption at June 30, 2020.

[2] Net loss per ordinary share - basic and diluted excludes income attributable to ordinary shares subject to possible redemption of $57,808 and $2,032,875 for the three and six months ended June 30, 2020, respectively (see Note 2).