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LOANS AND LEASES - Schedule of Loans Charge-offs (Details) - USD ($) $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2025 | Mar. 31, 2024
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Year one | $ 0 | $ 1
Year two | 22 | 20
Year three | 39 | 31
Year four | 34 | 17
Year five | 11 | 3
Prior year | 25 | 32
Revolving | 35 | 24
Revolving Converted to Term Loans | 1 | 0
Total | 167 | 128
Commercial |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Year one | 0 | 1
Year two | 17 | 10
Year three | 23 | 12
Year four | 21 | 4
Year five | 5 | 2
Prior year | 23 | 32
Revolving | 15 | 14
Revolving Converted to Term Loans | 1 | 0
Total | 105 | 75
Commercial | Non-owner occupied commercial mortgage |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Year one | 0 | 0
Year two | 10 | 0
Year three | 3 | 0
Year four | 10 | 0
Year five | 0 | 0
Prior year | 17 | 29
Revolving | 0 | 0
Revolving Converted to Term Loans | 0 | 0
Total | 40 | 29
Commercial | Commercial and industrial |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Year one | 0 | 1
Year two | 6 | 8
Year three | 19 | 8
Year four | 10 | 2
Year five | 4 | 1
Prior year | 5 | 2
Revolving | 15 | 14
Revolving Converted to Term Loans | 1 | 0
Total | 60 | 36
Commercial | Leases |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Year one | 0 | 0
Year two | 1 | 2
Year three | 1 | 4
Year four | 1 | 2
Year five | 1 | 1
Prior year | 1 | 1
Revolving | 0 | 0
Revolving Converted to Term Loans | 0 | 0
Total | 5 | 10
Consumer |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Year one | 0 | 0
Year two | 1 | 1
Year three | 2 | 2
Year four | 1 | 0
Year five | 0 | 0
Prior year | 0 | 0
Revolving | 4 | 4
Revolving Converted to Term Loans | 0 | 0
Total | 8 | 7
Consumer | Consumer auto |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Year one | 0 | 0
Year two | 1 | 1
Year three | 1 | 1
Year four | 1 | 0
Year five | 0 | 0
Prior year | 0 | 0
Revolving | 0 | 0
Revolving Converted to Term Loans | 0 | 0
Total | 3 | 2
Consumer | Consumer other |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Year one | 0 | 0
Year two | 0 | 0
Year three | 1 | 1
Year four | 0 | 0
Year five | 0 | 0
Prior year | 0 | 0
Revolving | 4 | 4
Revolving Converted to Term Loans | 0 | 0
Total | 5 | 5
SVB |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Year one | 0 | 0
Year two | 4 | 9
Year three | 14 | 17
Year four | 12 | 13
Year five | 6 | 1
Prior year | 2 | 0
Revolving | 16 | 6
Revolving Converted to Term Loans | 0 | 0
Total | 54 | 46
SVB | Investor dependent - early stage |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Year one | 0 | 0
Year two | 4 | 4
Year three | 14 | 13
Year four | 9 | 6
Year five | 3 | 0
Prior year | 0 | 0
Revolving | 1 | 1
Revolving Converted to Term Loans | 0 | 0
Total | 31 | 24
SVB | Investor dependent - growth stage |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Year one | 0 | 0
Year two | 0 | 2
Year three | 0 | 4
Year four | 3 | 7
Year five | 3 | 1
Prior year | 2 | 0
Revolving | 0 | 0
Revolving Converted to Term Loans | 0 | 0
Total | 8 | 14
SVB | Innovation C&I and cash flow dependent |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Year one | 0 | 0
Year two | 0 | 3
Year three | 0 | 0
Year four | 0 | 0
Year five | 0 | 0
Prior year | 0 | 0
Revolving | 15 | 5
Revolving Converted to Term Loans | 0 | 0
Total | $ 15 | $ 8

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