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Business Segment Information - Schedule Of Capital Expenditures (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Sep. 30, 2022 | Sep. 30, 2021 | Sep. 30, 2020
Capital Expenditures | $ 32,101 | $ 26,705 | $ 32,108
Goodwill | 492,709 | 504,853 | 408,100
Aerospace & Defense |  |  |
Capital Expenditures | 9,400 | 10,400 | 15,900
Goodwill | 110,000 | 104,300 | 102,100
USG |  |  |
Capital Expenditures | 14,400 | 11,600 | 12,400
Goodwill | 348,700 | 366,500 | 271,900
Test |  |  |
Capital Expenditures | 8,300 | 4,700 | 3,600
Goodwill | 34,000 | 34,100 | 34,100
Corporate |  |  |
Capital Expenditures | $ 0 | $ 0 | $ 200

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- Definition The cash outflow for purchases of and capital improvements on property, plant and equipment (capital expenditures), software, and other intangible assets. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (c) -URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3213-108585 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 50 -Section 30 -Paragraph 1 -URI https://asc.fasb.org/extlink&oid=126928898&loc=d3e9212-128498 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 50 -Section 30 -Paragraph 2 -URI https://asc.fasb.org/extlink&oid=126928898&loc=d3e9215-128498 Reference 4: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 50 -Section 25 -Paragraph 1 -URI https://asc.fasb.org/extlink&oid=127000608&loc=d3e9135-128495 + Details
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