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Contigent Consideration for Acquisitions (Details) link:presentationLink link:calculationLink link:definitionLink 2116100 - Disclosure - Commitments and Contingencies (Notes) link:presentationLink link:calculationLink link:definitionLink 2415405 - Disclosure - Commodity and Other Repurchase Agreements and Collateralized Transactions Gross Collateralized Financings by Collateral Type Table (Details) link:presentationLink link:calculationLink link:definitionLink 2415404 - Disclosure - Commodity and Other Repurchase Agreements and Collateralized Transactions Gross Financings Collateral Maturities Table (Details) link:presentationLink link:calculationLink link:definitionLink 2115100 - Disclosure - Commodity and Other Repurchase Agreements and Collateralized Transactions (Notes) link:presentationLink link:calculationLink link:definitionLink 2315302 - Disclosure - Commodity and Other Repurchase Agreements and Collateralized Transactions Schedule of Collateralized Financings by Collateral Type (Tables) link:presentationLink link:calculationLink link:definitionLink 2315301 - Disclosure - Commodity and Other Repurchase Agreements and Collateralized Transactions Schedule of Gross Collateralized Financings by Maturity (Tables) link:presentationLink link:calculationLink link:definitionLink 2415403 - Disclosure - Commodity and Other Repurchase Agreements Commodity and Other Repurchase Agreements (Details) link:presentationLink link:calculationLink link:definitionLink 1001000 - Statement - Condensed Consolidated Balance Sheets link:presentationLink link:calculationLink link:definitionLink 1001501 - Statement - Condensed Consolidated Balance Sheets Parentheticals link:presentationLink link:calculationLink link:definitionLink 1004000 - Statement - Condensed Consolidated Cash Flows Statements link:presentationLink link:calculationLink link:definitionLink 1004001 - Statement - Condensed Consolidated Cash Flows Statements Reconciliation of Cash, Segregated Cash, Cash Equivalents, and Segregated Cash Equivalents link:presentationLink link:calculationLink link:definitionLink 1002000 - 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