Statements of Operations (Unaudited) (Parenthetical) - USD ($)	8 Months Ended	12 Months Ended
Dec. 31, 2017	Dec. 31, 2018
Income Statement [Abstract]
Excludes an aggregate shares subject to redemption	38,384,487	38,402,649
Net income (loss) per ordinary share - income excluded from basic and diluted		$ 4,987,670

Amount of decrease to net income for accretion of temporary equity to its redemption value to derive net income apportioned to common stockholders.

No definition available.

Name:	us-gaap_TemporaryEquityAccretionToRedemptionValueAdjustment
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration