Description of Organization and Business Operations (Details)				12 Months Ended
	May 29, 2018 USD ($) $ / shares	May 29, 2018 USD ($) $ / shares shares	May 18, 2018 USD ($) $ / shares shares	Dec. 31, 2019 USD ($) item $ / shares shares	Dec. 31, 2018 $ / shares
Description of Organization and Business Operations
Assets placed in trust account	$ 30,300,000	$ 30,300,000		$ 232,300,000
Assets placed in trust account (in dollars per unit) | $ / shares	$ 10.10	$ 10.10		$ 10.10
Transaction costs	$ 5,244,622
Underwriting fees	4,600,000
Initial public offering costs	$ 644,622
Minimum number of target businesses for Initial Business Combination | item				1
Initial Business Combination, fair value minimum percent of assets held in trust				80.00%
Percentage of minimum ownership required to complete business combination				50.00%
Common stock, par value (in dollars per share) | $ / shares				$ 0.0001	$ 0.0001
Minimum net tangible assets to complete business combination				$ 5,000,001
Redemption obligation of shares upon non completion of business combination (as a percent)				100.00%
Uncompleted business combination, wind-up period				10 days
Maximum reduction in interest to pay dissolution expenses				$ 100,000
Redemption price (in dollar per share) | $ / shares				$ 10.10
IPO
Description of Organization and Business Operations
Units issued | shares			20,000,000	23,000,000
Unit price (in dollars per unit) | $ / shares			$ 10.00	$ 10.00
Assets placed in trust account			$ 202,000,000
Assets placed in trust account (in dollars per unit) | $ / shares			$ 10.10	$ 10.10
Maximum maturity period of Trust Account invested in U.S. government securities (in days)			180 days
Restriction on redemption of common stock sold (as a percent)				15.00%
Over-allotment option
Description of Organization and Business Operations
Units issued | shares		3,000,000		3,000,000
Unit price (in dollars per unit) | $ / shares	$ 10.00	$ 10.00
Gross proceeds from additional units		$ 30,000,000
Over-allotment option | Founder and Anchor Investor
Description of Organization and Business Operations
Units issued | shares				90,000
Private Placement Units | Founder and Anchor Investor
Description of Organization and Business Operations
Units issued | shares		90,000	800,000
Unit price (in dollars per unit) | $ / shares			$ 10.00	$ 10.00
Gross proceeds from additional units		$ 900,000
Sale of additional private unit of stock price (in dollars per unit) | $ / shares	$ 10.00	$ 10.00