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GOODWILL | 6 Months Ended
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Mar. 31, 2026
Goodwill and Intangible Assets Disclosure [Abstract] |
GOODWILL | GOODWILL As previously discussed, effective October 1, 2025, the Company changed the name of its Integrated Solutions reportable segment to Innovative Closure Solutions. The Company is involved in the purchase and sale of recycled fiber and the production and sale of adhesives used in the Company’s paperboard products. Both of these products were previously reported under the Integrated Solutions reportable segment (now the Innovative Closure Solutions reportable segment), and effective October 1, 2025, these products are reported under the Sustainable Fiber Solutions reportable segment. The Company is also involved in the production and sale of complementary packaging products and services such as paints, linings and filling that are related to the Company’s steel products. Both of these products and services were previously reported under the Integrated Solutions reportable segment (now the Innovative Closure Solutions reportable segment), and effective October 1, 2025, these products and services are now reported under the Durable Metal Solutions reportable segment. As a result of this segment realignment, the Company allocated goodwill to the recycled business, adhesives business, paints and linings business and filling business that moved between reportable segments on a relative fair value basis as of the first quarter of 2026. The following table summarizes the changes in the carrying amount of goodwill by segment for the six months ended March 31, 2026:
(in millions) | Customized Polymer Solutions |  | Durable Metal Solutions |  | Sustainable Fiber Solutions |  | Innovative Closure Solutions |  | Total
Balance at September 30, 2025 | $ | 622.4 |  |  | $ | 418.7 |  |  | $ | 475.9 |  |  | $ | 179.5 |  |  | $ | 1,696.5 |
Segment recast | — |  |  | 31.3 |  |  | 52.4 |  |  | (83.7) |  |  | — |
Goodwill acquired | 2.7 |  |  | — |  |  | — |  |  | — |  |  | 2.7 |
Currency translation | (2.6) |  |  | (2.2) |  |  | — |  |  | (1.2) |  |  | (6.0) |
Balance at March 31, 2026 | $ | 622.5 |  |  | $ | 447.8 |  |  | $ | 528.3 |  |  | $ | 94.6 |  |  | $ | 1,693.2 |

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- Definition The entire disclosure for goodwill and intangible assets. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 350 -SubTopic 30 -Name Accounting Standards Codification -Publisher FASB -URI https://asc.fasb.org/350-30/tableOfContent Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 350 -SubTopic 20 -Name Accounting Standards Codification -Publisher FASB -URI https://asc.fasb.org/350-20/tableOfContent + Details
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