Fair Value Definition and Hierarchy - Additional Information (Details) - USD ($)		9 Months Ended
	Jul. 17, 2020	Sep. 30, 2020	Sep. 30, 2019
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Aggregate payments to purchase put options		$ 14,775,000	$ 0
Put Option
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Aggregate payments to purchase put options	$ 14,800,000
Notional amount of put options	$ 300,000,000.0