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Changes in Contract Estimates at Completion (Narrative) (Details) - USD ($) $ in Billions | 3 Months Ended | 9 Months Ended
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Jun. 30, 2024 | Sep. 30, 2024
Accounting Changes and Error Corrections [Abstract] |  |
Loss on contract termination | $ 0.6 | $ 0.6

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- Definition The loss recognized on termination of a contract. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 912 -SubTopic 275 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479072/912-275-50-4 + Details
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