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Description Of Business And Summary Of Significant Accounting Policies (Narrative) (Details) - USD ($) $ in Millions | 12 Months Ended
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Dec. 31, 2022 | Dec. 31, 2021
Description Of Business And Summary Of Significant Accounting Policies [Line Items] |  |
Capitalized Computer Software, Additions | $ 10.6 | $ 12.1
Derivative, Notional Amount | $ 32.0 |
Building Improvements [Member] |  |
Description Of Business And Summary Of Significant Accounting Policies [Line Items] |  |
Estimated useful life of property and equipment (years) | 10 years |
Maximum [Member] |  |
Description Of Business And Summary Of Significant Accounting Policies [Line Items] |  |
RegistrationTerm | ten |
Maximum [Member] | Buildings [Member] |  |
Description Of Business And Summary Of Significant Accounting Policies [Line Items] |  |
Estimated useful life of property and equipment (years) | 47 years |
Maximum [Member] | Computer Equipment, Purchased Software, Office Equipment, And Furniture And Fixtures [Member] |  |
Description Of Business And Summary Of Significant Accounting Policies [Line Items] |  |
Estimated useful life of property and equipment (years) | 5 years |
Minimum [Member] |  |
Description Of Business And Summary Of Significant Accounting Policies [Line Items] |  |
RegistrationTerm | one |
Minimum [Member] | Buildings [Member] |  |
Description Of Business And Summary Of Significant Accounting Policies [Line Items] |  |
Estimated useful life of property and equipment (years) | 35 years |
Minimum [Member] | Computer Equipment, Purchased Software, Office Equipment, And Furniture And Fixtures [Member] |  |
Description Of Business And Summary Of Significant Accounting Policies [Line Items] |  |
Estimated useful life of property and equipment (years) | 3 years |

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- Definition Additions made to capitalized computer software costs during the period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=66006027&loc=d3e16265-109275 + Details
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- Definition Nominal or face amount used to calculate payment on derivative. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1B -URI https://asc.fasb.org/extlink&oid=125515794&loc=SL5580258-113959 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1A -Subparagraph (d) -URI https://asc.fasb.org/extlink&oid=125515794&loc=SL5579245-113959 + Details
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- Definition Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment. + References No definition available. + Details
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