Debt - Additional Information (Detail)	9 Months Ended
	Sep. 30, 2023 USD ($)
Credit Agreement | Revolving Credit Facility
Debt Instrument [Line Items]
Maximum loan borrowing capacity	$ 300,000,000
Increase in commitment available	300,000,000
Debt outstanding	0
Credit Agreement | Revolving Credit Facility | Sublimit for Issuance of Letters of Credit
Debt Instrument [Line Items]
Maximum loan borrowing capacity	100,000,000
Letters of credit outstanding	12,500,000
Repurchase Agreement | Revolving Credit Facility
Debt Instrument [Line Items]
Maximum loan borrowing capacity	150,000,000
Debt outstanding	0
Borrowing base limitations	0
Senior Notes due 2030
Debt Instrument [Line Items]
Senior notes principal amount	$ 900,000,000
Frequency of senior notes payment	semi-annually in arrears on May 15 and November 15
$600M Senior Notes Due Two Thousand Thirty
Debt Instrument [Line Items]
Senior notes principal amount	$ 600,000,000
Senior notes effective interest rate	3.02%
Additional Senior Notes Due Two Thousand Thirty
Debt Instrument [Line Items]
Senior notes principal amount	$ 300,000,000
Senior notes effective interest rate	2.00%