Derivatives (Volume of Commodity Derivative Contracts) (Details)	Mar. 31, 2026 T
Non-exchange Traded \| Agricultural Commodities
Amounts of quantities outstanding included in commodity derivative contracts
Nonmonetary notional amount	19,946,000
Non-exchange Traded \| Ethanol
Amounts of quantities outstanding included in commodity derivative contracts
Nonmonetary notional amount	635,000
Non-exchange Traded \| Propane
Amounts of quantities outstanding included in commodity derivative contracts
Nonmonetary notional amount	0
Non-exchange Traded \| Other
Amounts of quantities outstanding included in commodity derivative contracts
Nonmonetary notional amount	823,000
Exchange Traded \| Agricultural Commodities
Amounts of quantities outstanding included in commodity derivative contracts
Nonmonetary notional amount	11,977,000
Exchange Traded \| Ethanol
Amounts of quantities outstanding included in commodity derivative contracts
Nonmonetary notional amount	237,000
Exchange Traded \| Propane
Amounts of quantities outstanding included in commodity derivative contracts
Nonmonetary notional amount	222,000
Exchange Traded \| Other
Amounts of quantities outstanding included in commodity derivative contracts
Nonmonetary notional amount	560,000

Nominal number of units used to calculate payment on derivative.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 815
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 8A
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480434/815-10-50-8A

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 815
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 1B
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480434/815-10-50-1B

Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 815
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 1A
-Subparagraph (d)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480434/815-10-50-1A

Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Topic 815
-SubTopic 40
-Name Accounting Standards Codification
-Section 50
-Paragraph 5
-Subparagraph (f)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480237/815-40-50-5

Reference 5: http://www.xbrl.org/2003/role/disclosureRef
-Topic 470
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 1I
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481139/470-20-50-1I

Reference 6: http://www.xbrl.org/2003/role/disclosureRef
-Topic 505
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 18
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481112/505-10-50-18

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:decimalItemType
Balance Type:	na
Period Type:	instant