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Intangible Assets (Tables)
3 Months Ended
Mar. 31, 2023
Goodwill and Intangible Assets Disclosure [Abstract]  
Schedule of Finite-Lived Intangible Assets
At March 31, 2023, intangible assets consisted of the following:

March 31, 2023December 31, 2022
(in millions)Gross Carrying AmountAccumulated AmortizationNet Carrying ValueGross Carrying AmountAccumulated AmortizationNet Carrying Value
Core deposit intangible$700 $(17)$683 $250 $(4)$246 
Other intangible assets56(5)5142(1)41
Total other intangible assets$756 $(22)$734 $292 $(5)$287 
Schedule of Finite-Lived Intangible Assets, Future Amortization Expense
The estimated amortization expense of CDI and other intangible assets for the next five years is as follows:

(in millions)Amortization Expense
2023$88 
2024108 
202588 
202679 
202771 
Total$434