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Share-Based Compensation - Narrative (Details) $ / shares in Units, $ in Thousands	12 Months Ended
	Dec. 31, 2024 USD ($) d $ / shares shares	Dec. 31, 2023 USD ($) $ / shares shares	Dec. 31, 2022 USD ($) $ / shares shares	Dec. 31, 2021 shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of options outstanding (in shares)	435,135	435,135	435,135	440,574
Options exercisable (in shares)	326,351	271,959	217,567
Options exercisable (in dollars per share) \| $ / shares	$ 68.97	$ 68.97	$ 68.97
Exercise of stock options (in shares)	0	0	5,439
Total intrinsic values of options exercised in period \| $			$ 400
Total fair value of options vested \| $	$ 1,000	$ 1,000	1,100
Proceeds from exercise of stock options \| $	0	0	148
Tax benefit realized for the tax deductions from option exercises \| $			300
Issuance of common stock under employee stock purchase plan \| $	$ 8,371	$ 8,727	$ 9,431
Restricted Stock Units (RSUs)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based compensation arrangement by share-based payment award, non-option equity instruments, outstanding, number	652,227	506,425	343,955	299,023
Unrecognized compensation expense, period for recognition	2 years
Restricted stock and restricted units granted (in shares)	413,053	305,549	154,022
Aggregate intrinsic value, outstanding \| $	$ 33,200
Share-based Payment Arrangement, Option
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Expiration period	10 years
Unrecognized compensation expense \| $	$ 1,000
Unrecognized compensation expense, period for recognition	1 year 1 month 6 days
Expected term (in years)	6 months	6 months	6 months
Restricted Stock and Restricted Stock Unit
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Restricted stock and restricted units granted (in shares)	413,053	305,549	154,022
Restricted Stock and Restricted Stock Unit \| Board of Directors
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting periods	1 year
Restricted Stock and Restricted Stock Unit \| Chief Executive Officer
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting periods	8 years
Market-based Restricted Stock Awards
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Restricted stock and restricted units granted (in shares)	0	0	0
Weighted-average grant-date fair values of restricted stock awards granted (in dollars per share) \| $ / shares	$ 87.17	$ 70.06	$ 87.11
Aggregate intrinsic value, nonvested \| $	$ 28,300
Restricted Stock and Restricted Stock Unit, Market-based Restricted Stock
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Tax benefit realized for the tax deductions from option exercises \| $	2,300	$ 1,900	$ 2,800
Unrecognized compensation expense \| $	50,800
Total fair value of restricted stock and restricted stock units vested \| $	$ 15,900	$ 11,300	$ 12,400
Market-based Restricted Stock Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based compensation arrangement by share-based payment award, non-option equity instruments, outstanding, number	520,986	270,772	120,399	60,891
Lookback period \| d	30
Restricted stock and restricted units granted (in shares)	308,970	167,606	100,193
Aggregate intrinsic value, outstanding \| $	$ 27,100
Share-based Payment Arrangement, Measurement Input, Trading Days \| d	20
Restricted Stock
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized compensation expense, period for recognition	1 year 1 month 6 days
Restricted stock and restricted units granted (in shares)	0	0	0
Aggregate intrinsic value, nonvested \| $	$ 35,400
Minimum \| Share-based Payment Arrangement, Option
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting periods	5 years
Minimum \| Restricted Stock and Restricted Stock Unit \| Senior Staff
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting periods	3 years
Minimum \| Market-based Restricted Stock Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Weighted-average grant-date fair values of restricted stock awards granted (in dollars per share) \| $ / shares			$ 83.61
Award vesting rights, percentage	0.00%
Maximum \| Share-based Payment Arrangement, Option
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting periods	8 years
Maximum \| Restricted Stock and Restricted Stock Unit \| Senior Staff
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting periods	4 years
Maximum \| Market-based Restricted Stock Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Weighted-average grant-date fair values of restricted stock awards granted (in dollars per share) \| $ / shares			$ 103.76
Award vesting rights, percentage	200.00%
2015 Stock Option Plan \| Restricted Stock Units (RSUs)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based compensation arrangement by share-based payment award, non-option equity instruments, outstanding, number	1,173,213
Employee Stock Purchase Plan \| Common stock
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Maximum issuance of common stock (in shares)	2,000,000
Additional shares available for grant (in shares)	819,505
Maximum employee subscription rate	15.00%
Expected term (in years)	6 months
Market value of common stock on the date of grant for incentive stock options	85.00%
Issuance of shares under employee stock purchase plan (in shares)	174,706	74,390	139,992
Estimated forfeiture rates	12.10%	12.50%	11.80%
Employee Stock Purchase Plan \| Minimum \| Employee Stock
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Purchase price under the Purchase Plan (in usd per share) \| $ / shares	$ 46.84
Employee Stock Purchase Plan \| Maximum \| Employee Stock
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Purchase price under the Purchase Plan (in usd per share) \| $ / shares	$ 48.88
2024 Stock Option Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Maximum issuance of common stock (in shares)	3,500,000
Additional shares available for grant (in shares)	3,617,530