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v3.19.3.a.u2

Restrictions on Cash, Dividends and Lending Activities - Narrative (Details) - USD ($) $ in Millions |  | 12 Months Ended
--- | --- | ---
Jan. 01, 2019 | Dec. 31, 2019
Restricted Cash and Cash Equivalents Items [Line Items] |  |
Average reserve balance maintained |  | $ 377
Short-term investments held for discharge of obligations |  | 3,800
KeyBank (consolidated) [Member] |  |
Restricted Cash and Cash Equivalents Items [Line Items] |  |
Dividends paid by non banking subsidiaries |  | $ 1,200
Capacity to pay dividends | $ 920 |

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- Definition Average Reserve Balance Maintained + References No definition available. + Details
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- Definition Dividend Paying Capacity + References No definition available. + Details
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Balance Type: | credit
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- Definition Short Term Investments Held For Discharge Of Obligations + References No definition available. + Details
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- Definition The cash inflow from an entity that is affiliated with the entity by means of direct or indirect ownership. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3255-108585 + Details
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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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- Details
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Period Type: |