Notes Payable and Long-Term Debt - Schedule of Notes Payable (Details) - USD ($) $ in Thousands	Feb. 28, 2026	Aug. 31, 2025
Short-Term Debt [Line Items]
Notes payable	$ 1,995,108	$ 1,152,457
Notes payable
Short-Term Debt [Line Items]
Notes payable	852,514	584,226
CHS Capital notes payable
Short-Term Debt [Line Items]
Notes payable	$ 1,142,594	$ 568,231

Amount of borrowings from a bank classified as other, maturing within one year or operating cycle, if longer.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 210
-SubTopic 10
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-Publisher FASB
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Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 944
-SubTopic 210
-Name Accounting Standards Codification
-Section S99
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Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 946
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-Name Accounting Standards Codification
-Section S99
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