Stock Based Compensation (Share-based Compensation Arrangement By Share-based Payment Award, Options, Vested And Expected To Vest, Outstanding And Exercisable) (Details)	12 Months Ended
Dec. 31, 2022 $ / shares shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options Outstanding and Exercisable	70,454
Weighted Average Remaining Life (years)	3 years 2 months 12 days
ESPP [Member] \| Exercise Price Or Price Range One [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options Outstanding and Exercisable	25,943
Weighted Average Exercise Price \| $ / shares	$ 28.73
Weighted Average Remaining Life (years)	6 months
ISOP [Member] \| Exercise Price Or Price Range One [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options Outstanding and Exercisable	7,000
Weighted Average Exercise Price \| $ / shares	$ 22.05
Weighted Average Remaining Life (years)	1 year 2 months 12 days
ISOP [Member] \| Exercise Price Or Price Range Two [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options Outstanding and Exercisable	14,650
Weighted Average Exercise Price \| $ / shares	$ 21.27
Weighted Average Remaining Life (years)	2 years 2 months 12 days
ISOP [Member] \| Exercise Price Or Price Range Three [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options Outstanding and Exercisable	24,050
Weighted Average Exercise Price \| $ / shares	$ 30.00
Weighted Average Remaining Life (years)	4 years 2 months 12 days
ISOP [Member] \| Exercise Price Or Price Range Four [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options Outstanding and Exercisable	24,754
Weighted Average Exercise Price \| $ / shares	$ 34.10
Weighted Average Remaining Life (years)	5 years 2 months 12 days

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

No definition available.

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- Definition

The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(1)(iii)
-URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901

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- Definition

The weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of options outstanding and currently exercisable under the stock option plan.

+ References

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- Definition

Weighted average remaining contractual term for vested portions of options outstanding and currently exercisable or convertible, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901

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