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Basis of Presentation and Accounting Policies (Details) - USD ($) $ / shares in Units, $ in Millions | 3 Months Ended | 6 Months Ended |  |
--- | --- | --- | --- | ---
Jun. 30, 2022 | Jun. 30, 2022 | Feb. 27, 2022 | Dec. 31, 2021
Business Acquisition [Line Items] |  |  |  |
Common stock, par value (in dollars per share) | $ 0.625 | $ 0.625 |  | $ 0.625
TD Merger Agreement |  |  |  |
Business Acquisition [Line Items] |  |  |  |
Common stock, par value (in dollars per share) |  |  | $ 0.625 |
Cash to be received per common share upon closing (in dollars per share) |  |  | 25.00 |
Additional cash to be received per common share upon closing, annual basis (in dollars per share) |  |  | 0.65 |
Additional cash to be received per common share upon closing, monthly basis (in dollars per share) |  |  | $ 0.054 |
Merger and integration expense | $ 25 | $ 34 |  |

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- Definition Costs incurred to effect a business combination which have been expensed during the period. Such costs could include business integration costs, systems integration and conversion costs, and severance and other employee-related costs. + References No definition available. + Details
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- Definition Face amount or stated value per share of common stock. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(29)) -URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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- Details
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