Retirement and Other Benefit Plans - Additional Information (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Employee Stock Ownership Plan (ESOP) Disclosures [Line Items]
Shares fully vested, Description	Shares allocated to a participant’s account are fully vested after three years of credited service, or in the event(s) of reaching age 65, death or disability while an active employee of the Company.
Shares fully vested after credited service	3 years
Common stock shares outstanding including ESOP	106,775,350	105,839,978
Company's stock held by ESOP	54,117,903	59,879,857
Contribution to 401 (k) plan	$ 37.7	$ 35.4	$ 30.2
Other Noncurrent Assets
Employee Stock Ownership Plan (ESOP) Disclosures [Line Items]
Defined benefit pension plan, net assets position	1.3	1.4
Direct Costs of Contracts and Selling, General and Administrative Expense
Employee Stock Ownership Plan (ESOP) Disclosures [Line Items]
ESOP contribution expense	$ 59.8	$ 58.2	$ 54.7