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Loans and Leases - Schedule of Credit Quality Indicator, Loan Class and Year of Origination the Amortized Cost Basis of Loans And Leases (Details) $ in Millions | Mar. 31, 2022 USD ($)
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Financing Receivable, Recorded Investment [Line Items] |
Loans and lease receivable amortized cost basis | $ 46,758
Mortgage Receivable |
Financing Receivable, Recorded Investment [Line Items] |
Loans and lease receivable amortized cost basis | 42,862
Other Loans |
Financing Receivable, Recorded Investment [Line Items] |
Loans and lease receivable amortized cost basis | 3,896
Pass | Mortgage Receivable |
Financing Receivable, Recorded Investment [Line Items] |
Loans and lease receivable amortized cost basis | 40,420
Pass | Other Loans |
Financing Receivable, Recorded Investment [Line Items] |
Loans and lease receivable amortized cost basis | 3,891
Special Mention | Mortgage Receivable |
Financing Receivable, Recorded Investment [Line Items] |
Loans and lease receivable amortized cost basis | 1,603
Substandard | Mortgage Receivable |
Financing Receivable, Recorded Investment [Line Items] |
Loans and lease receivable amortized cost basis | 839
Substandard | Other Loans |
Financing Receivable, Recorded Investment [Line Items] |
Loans and lease receivable amortized cost basis | 5
2022 |
Financing Receivable, Recorded Investment [Line Items] |
Loans and lease receivable amortized cost basis | 2,803
2022 | Mortgage Receivable |
Financing Receivable, Recorded Investment [Line Items] |
Loans and lease receivable amortized cost basis | 2,688
2022 | Other Loans |
Financing Receivable, Recorded Investment [Line Items] |
Loans and lease receivable amortized cost basis | 115
2022 | Pass | Mortgage Receivable |
Financing Receivable, Recorded Investment [Line Items] |
Loans and lease receivable amortized cost basis | 2,688
2022 | Pass | Other Loans |
Financing Receivable, Recorded Investment [Line Items] |
Loans and lease receivable amortized cost basis | 115
2021 |
Financing Receivable, Recorded Investment [Line Items] |
Loans and lease receivable amortized cost basis | 10,135
2021 | Mortgage Receivable |
Financing Receivable, Recorded Investment [Line Items] |
Loans and lease receivable amortized cost basis | 9,299
2021 | Other Loans |
Financing Receivable, Recorded Investment [Line Items] |
Loans and lease receivable amortized cost basis | 836
2021 | Pass | Mortgage Receivable |
Financing Receivable, Recorded Investment [Line Items] |
Loans and lease receivable amortized cost basis | 9,299
2021 | Pass | Other Loans |
Financing Receivable, Recorded Investment [Line Items] |
Loans and lease receivable amortized cost basis | 836
2020 |
Financing Receivable, Recorded Investment [Line Items] |
Loans and lease receivable amortized cost basis | 9,878
2020 | Mortgage Receivable |
Financing Receivable, Recorded Investment [Line Items] |
Loans and lease receivable amortized cost basis | 9,268
2020 | Other Loans |
Financing Receivable, Recorded Investment [Line Items] |
Loans and lease receivable amortized cost basis | 610
2020 | Pass | Mortgage Receivable |
Financing Receivable, Recorded Investment [Line Items] |
Loans and lease receivable amortized cost basis | 9,159
2020 | Pass | Other Loans |
Financing Receivable, Recorded Investment [Line Items] |
Loans and lease receivable amortized cost basis | 608
2020 | Special Mention | Mortgage Receivable |
Financing Receivable, Recorded Investment [Line Items] |
Loans and lease receivable amortized cost basis | 70
2020 | Substandard | Mortgage Receivable |
Financing Receivable, Recorded Investment [Line Items] |
Loans and lease receivable amortized cost basis | 39
2020 | Substandard | Other Loans |
Financing Receivable, Recorded Investment [Line Items] |
Loans and lease receivable amortized cost basis | 2
2019 |
Financing Receivable, Recorded Investment [Line Items] |
Loans and lease receivable amortized cost basis | 6,291
2019 | Mortgage Receivable |
Financing Receivable, Recorded Investment [Line Items] |
Loans and lease receivable amortized cost basis | 5,794
2019 | Other Loans |
Financing Receivable, Recorded Investment [Line Items] |
Loans and lease receivable amortized cost basis | 497
2019 | Pass | Mortgage Receivable |
Financing Receivable, Recorded Investment [Line Items] |
Loans and lease receivable amortized cost basis | 5,417
2019 | Pass | Other Loans |
Financing Receivable, Recorded Investment [Line Items] |
Loans and lease receivable amortized cost basis | 496
2019 | Special Mention | Mortgage Receivable |
Financing Receivable, Recorded Investment [Line Items] |
Loans and lease receivable amortized cost basis | 230
2019 | Substandard | Mortgage Receivable |
Financing Receivable, Recorded Investment [Line Items] |
Loans and lease receivable amortized cost basis | 147
2019 | Substandard | Other Loans |
Financing Receivable, Recorded Investment [Line Items] |
Loans and lease receivable amortized cost basis | 1
2018 |
Financing Receivable, Recorded Investment [Line Items] |
Loans and lease receivable amortized cost basis | 4,949
2018 | Mortgage Receivable |
Financing Receivable, Recorded Investment [Line Items] |
Loans and lease receivable amortized cost basis | 4,867
2018 | Other Loans |
Financing Receivable, Recorded Investment [Line Items] |
Loans and lease receivable amortized cost basis | 82
2018 | Pass | Mortgage Receivable |
Financing Receivable, Recorded Investment [Line Items] |
Loans and lease receivable amortized cost basis | 4,348
2018 | Pass | Other Loans |
Financing Receivable, Recorded Investment [Line Items] |
Loans and lease receivable amortized cost basis | 81
2018 | Special Mention | Mortgage Receivable |
Financing Receivable, Recorded Investment [Line Items] |
Loans and lease receivable amortized cost basis | 343
2018 | Substandard | Mortgage Receivable |
Financing Receivable, Recorded Investment [Line Items] |
Loans and lease receivable amortized cost basis | 176
2018 | Substandard | Other Loans |
Financing Receivable, Recorded Investment [Line Items] |
Loans and lease receivable amortized cost basis | 1
Prior to 2018 |
Financing Receivable, Recorded Investment [Line Items] |
Loans and lease receivable amortized cost basis | 11,237
Prior to 2018 | Mortgage Receivable |
Financing Receivable, Recorded Investment [Line Items] |
Loans and lease receivable amortized cost basis | 10,927
Prior to 2018 | Other Loans |
Financing Receivable, Recorded Investment [Line Items] |
Loans and lease receivable amortized cost basis | 310
Prior to 2018 | Pass | Mortgage Receivable |
Financing Receivable, Recorded Investment [Line Items] |
Loans and lease receivable amortized cost basis | 9,491
Prior to 2018 | Pass | Other Loans |
Financing Receivable, Recorded Investment [Line Items] |
Loans and lease receivable amortized cost basis | 309
Prior to 2018 | Special Mention | Mortgage Receivable |
Financing Receivable, Recorded Investment [Line Items] |
Loans and lease receivable amortized cost basis | 959
Prior to 2018 | Substandard | Mortgage Receivable |
Financing Receivable, Recorded Investment [Line Items] |
Loans and lease receivable amortized cost basis | 477
Prior to 2018 | Substandard | Other Loans |
Financing Receivable, Recorded Investment [Line Items] |
Loans and lease receivable amortized cost basis | 1
Revolving Loans |
Financing Receivable, Recorded Investment [Line Items] |
Loans and lease receivable amortized cost basis | 1,465
Revolving Loans | Mortgage Receivable |
Financing Receivable, Recorded Investment [Line Items] |
Loans and lease receivable amortized cost basis | 19
Revolving Loans | Other Loans |
Financing Receivable, Recorded Investment [Line Items] |
Loans and lease receivable amortized cost basis | 1,446
Revolving Loans | Pass | Mortgage Receivable |
Financing Receivable, Recorded Investment [Line Items] |
Loans and lease receivable amortized cost basis | 18
Revolving Loans | Pass | Other Loans |
Financing Receivable, Recorded Investment [Line Items] |
Loans and lease receivable amortized cost basis | 1,446
Revolving Loans | Special Mention | Mortgage Receivable |
Financing Receivable, Recorded Investment [Line Items] |
Loans and lease receivable amortized cost basis | $ 1

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