ASSOCIATE MEDICAL BENEFITS - Expected Benefit Payments Under the Plan By The Company and Retirees (Details) $ in Millions	Sep. 30, 2025 USD ($)
Gross Benefit Payments
Defined Benefit Plan Disclosure [Line Items]
2026	$ (1.6)
2027	(1.7)
2028	(1.8)
2029	(1.9)
2030	(1.9)
2031 – 2035	(8.6)
Retiree Contribution
Defined Benefit Plan Disclosure [Line Items]
2026	(0.3)
2027	(0.4)
2028	(0.5)
2029	(0.6)
2030	(0.6)
2031 – 2035	(3.2)
Net Company Payments
Defined Benefit Plan Disclosure [Line Items]
2026	(1.3)
2027	(1.3)
2028	(1.3)
2029	(1.3)
2030	(1.3)
2031 – 2035	$ (5.4)

Amount of benefit for defined benefit plan expected to be paid in five fiscal years after fifth fiscal year following current fiscal year.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 715
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 5
-Subparagraph (e)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480506/715-20-50-5

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 715
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (f)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480506/715-20-50-1

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Amount of benefit for defined benefit plan expected to be paid in next fiscal year following current fiscal year.

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Amount of benefit for defined benefit plan expected to be paid in fourth fiscal year following current fiscal year.

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Amount of benefit for defined benefit plan expected to be paid in third fiscal year following current fiscal year.

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Amount of benefit for defined benefit plan expected to be paid in second fiscal year following current fiscal year.

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