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Commitments, Contingencies and Guarantees (Maximum Potential Obligation) (Details) $ in Millions | Mar. 31, 2020 USD ($)
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Commitment Period Two Thousand Twenty Three [Member] |
Other Commitments [Line Items] |
Guarantor Obligations, Maximum Exposure, Undiscounted | $ 2,607
Commitment Period Two Thousand Thirty Three [Member] |
Other Commitments [Line Items] |
Guarantor Obligations, Maximum Exposure, Undiscounted | 3,408
Commitment Period Two Thousand Thirty Four [Member] |
Other Commitments [Line Items] |
Guarantor Obligations, Maximum Exposure, Undiscounted | 5,750
Commitment Period Two Thousand Thirty Five [Member] |
Other Commitments [Line Items] |
Guarantor Obligations, Maximum Exposure, Undiscounted | 2,300
Commitment Period Two Thousand Thirty Six [Member] |
Other Commitments [Line Items] |
Guarantor Obligations, Maximum Exposure, Undiscounted | $ 5,750

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- Definition Maximum potential amount of future payments (undiscounted) the guarantor could be required to make under the guarantee or each group of similar guarantees before reduction for potential recoveries under recourse or collateralization provisions. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 460 -SubTopic 10 -Section 50 -Paragraph 4 -Subparagraph (b)(1) -URI http://asc.fasb.org/extlink&oid=118943654&loc=d3e12069-110248 + Details
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Period Type: | instant

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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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