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Goodwill and Intangible Assets Goodwill and Intangible Assets (Tables) | 12 Months Ended
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Dec. 31, 2021
Goodwill and Intangible Assets Disclosure [Abstract] |
Summary of Changes in Carrying Value of Goodwill | The following table summarizes the carrying value of goodwill by reporting unit for the years ended December 31, 2021 and 2020.
(in millions) |  |  |  |
December 31 | 2021 |  | 2020 |
Commercial Bank | $ | 473 |  |  | $ | 473 |  |
Retail Bank | 101 |  |  | 101 |  |
Wealth Management | 61 |  |  | 61 |  |
Total | $ | 635 |  |  | $ | 635 |  |
Summary of Core Deposit Intangible Carrying Value and Amortization | A summary of core deposit intangible carrying value and related accumulated amortization follows:
(in millions) |  |  |
December 31 | 2021 |  | 2020
Gross carrying amount | $ | 34 |  |  | $ | 34 |
Accumulated amortization | $ | (34) |  |  | $ | (33) |
Net carrying amount | $ | — |  |  | $ | 1 |

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- Definition Tabular disclosure of the characteristics, including initial carrying value, residual amount, weighted average useful life, of finite-lived intangible assets acquired during the period by major class. A major class is composed of intangible assets that can be grouped together because they are similar, either by nature or by their use in the operations of the company. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16265-109275 + Details
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- Definition Tabular disclosure of goodwill by reportable segment and in total which includes a rollforward schedule. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=121556970&loc=d3e13816-109267 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=121556970&loc=d3e13854-109267 + Details
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