Public Offerings (Details) - USD ($)				9 Months Ended
	Sep. 13, 2021	Mar. 29, 2021	Dec. 15, 2020	Sep. 30, 2021
IPO
Initial Public Offering
Issuance of common stock (in shares)			14,630,000
Share price (in dollar per share)			$ 23.00
Proceeds from issuance of common stock upon initial public offering, net of underwriters' discounts and commissions			$ 316,301,000
Stock issuance costs, net of tax impact			4,408,000
Tax impact of stock issuance costs			$ 259,000
The maximum ownership percent by beneficial owners of the registration rights agreement that can have termination if all registered securities then owned can be sold in 90 days (as a percent)			5.00%
Duration for which beneficial owners of registration rights agreement can be sold resulting in termination of agreement			90 days
The duration from date on which the holder ceases to be an employee of the company			90 days
IPO | EQT
Initial Public Offering
Issuance of common stock (in shares)			18,783,250
Secondary Public Offering
Initial Public Offering
Issuance of common stock (in shares)	4,500,000	0
Share price (in dollar per share)	$ 31.00
Proceeds from issuance of common stock upon initial public offering, net of underwriters' discounts and commissions	$ 134,096,000	$ 0		$ 1,100,000
Legal, accounting and other offering costs	$ 745,000
Secondary Public Offering | EQT
Initial Public Offering
Issuance of common stock (in shares)	18,500,000	10,000,000
Underwriters' Option
Initial Public Offering
Issuance of common stock (in shares)	3,000,000
Underwriters' Option | EQT
Initial Public Offering
Issuance of common stock (in shares)		1,500,000