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Amount of cost for defined contribution plan.

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Amount of cost not yet recognized for nonvested award under share-based payment arrangement.

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Weighted-average period over which cost not yet recognized is expected to be recognized for award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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Amount of tax benefit for recognition of expense of award under share-based payment arrangement.

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The percentage rate used to calculate dividend payments on preferred stock.

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Face amount or stated value per share of preferred stock nonredeemable or redeemable solely at the option of the issuer.

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+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 718
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (a)(2)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480429/718-10-50-2

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 718
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (d)(2)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480429/718-10-50-2

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Purchase price of common stock expressed as a percentage of its fair value.

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The number of shares authorized to be repurchased by an entity's Board of Directors under a stock repurchase plan.

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Shareholders' Equity and Compensation Plans - Narrative (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022	May 31, 2022
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock Repurchase Program, Number of Shares Authorized to be Repurchased		1,373,222			2,000,000
Share-based compensation expense		$ 10,872	$ 10,146	$ 8,006
Tax benefit from compensation expense			300	100
Award vesting period		3 years
Total unrecognized compensation cost for nonvested stock units		$ 14,000
Employee minimum age to participate in plan		21 years
Company contributions, amount charged to expense		$ 7,100	$ 6,500	5,800
Preferred stock, shares authorized		5,000,000	5,000,000
Preferred stock, par value		$ 0.01	$ 0.01
Preferred stock, shares outstanding		75,000	75,000
Expected years to recognize unearned compensation		1 year
Proceeds from Issuance of Preferred Stock and Preference Stock	$ 72,000
Depositary Shares, Issued And Sold	3,000,000
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested in Period, Fair Value		$ 2,600	$ 1,600	$ 500
Defined Contribution Plan, Employer Matching Contribution, Percent of Match		6.00%
Preferred Stock, Dividend Rate, Percentage		5.00%
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Aggregate Intrinsic Value, Outstanding		$ 5,600	1,500
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercised, Intrinsic Value		700	100
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercisable, Intrinsic Value		1,500
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Expected to Vest, Intrinsic Value		5,600	$ 1,500
Weighted average fair value (usd per share)			$ 62.19	$ 51.91
Stock Options
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based compensation expense		$ 2,110	$ 1,609	$ 916
Contractual term		10 years
Restricted Stock Units (RSUs) [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based compensation expense		$ 5,341	5,014	4,156
Total unrecognized compensation cost for nonvested stock units		$ 8,328	$ 8,438	$ 8,507
Number of shares issued		140,359
Expected years to recognize unearned compensation		1 year 6 months	1 year 8 months 12 days	2 years
Performance Shares [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based compensation expense		$ 2,898	$ 2,879	$ 2,391
Number of shares issued		166,692
Weighted average fair value (usd per share)		$ 38.84
Employee Stock [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Purchase Price of Common Stock, Percent		85.00%
Share-based compensation expense		$ 523	$ 644	$ 543
Number of shares authorized		750,000
Share-based Compensation Arrangement by Share-based Payment Award, Shares Issued in Period		48,366	68,286	55,123
Stock Options and SSARs
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based Compensation Arrangement By Share-based Payment Award, Exercises in Period		12,433
Minimum \| Stock Options
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period		3 years
Minimum \| Restricted Stock Units (RSUs) [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period		3 years
Maximum \| Stock Options
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period		5 years
Maximum \| Restricted Stock Units (RSUs) [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period		5 years
Stock Plan for Non-Management Directors
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares available for grant		104,145	130,162
Number of shares authorized		400,000
Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Available For Grant, Excluding Deferred Shares		79,900
Share Based Compensation Arrangement by Shar Based Payment Award Number of Shares Available for Grant, Deferred Shares		24,245
Weighted average fair value (usd per share)		$ 41.10	$ 41.31	$ 42.17
Deferred Compensation Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Maximum Employee Subscription Rate		25.00%
Share-based Compensation Arrangement by Share-based Payment Award, Maximum Employee Subscription Rate, Bonus		100.00%
Deferred Compensation Liability, Current and Noncurrent		$ 4,200