Benefit Plans (Tables)

12 Months Ended

Dec. 31, 2024

Share-Based Payment Arrangement [Abstract]

Summary of Company's Restricted Stock Units Activity

The following table summarizes the activity of the Company’s RSUs, which includes service-based and performance-based awards, for the three years ended December 31, 2024:

				Weighted-		Aggregate
				average		intrinsic
	Number			grant date		value
	of shares			fair value		(in millions)
Balance at December 31, 2021		217,408		$	67.63
RSUs granted		95,028			77.79
RSUs vested		(114,274	)		58.30
RSUs cancelled/forfeited/expired		(10,754	)		70.10
Balance at December 31, 2022		187,408			76.74
RSUs granted		92,320			103.56
RSUs vested		(86,402	)		50.98
RSUs cancelled/forfeited/expired		(21,649	)		82.69
Balance at December 31, 2023		171,677			92.18
RSUs granted		101,340			114.64
RSUs vested		(90,070	)		85.14
RSUs cancelled/forfeited/expired		(1,913	)		95.33
Balance at December 31, 2024		181,034		$	108.05	$	20.2

Summary of Company's Option Activity

A summary of the Company’s option activity and related information for the three years ended December 31, 2024 is as follows:

	Number of options			Weighted- average price		Weighted- average remaining contractual term (in years)		Aggregate intrinsic value (in millions)
Balance at December 31, 2021		274,630		$	29.66
Options granted		—			—
Options exercised		(135,280	)		25.61
Options cancelled/forfeited/expired		—			—
Balance at December 31, 2022		139,350			33.59
Options granted		—			—
Options exercised		(139,110	)		33.51
Options cancelled/forfeited/expired		—			—
Balance at December 31, 2023		240			34.57
Options granted		—			—
Options exercised		(240	)		34.57
Options cancelled/forfeited/expired		—			—
Balance at December 31, 2024		—		$	—		—	$	—
Exercisable at December 31, 2024		—		$	—		—	$	—
Expected to vest after December 31, 2024		—		$	—		—	$	—