Loans and Leases - Schedule of Troubled Debt Restructuring Modifications (Details) $ in Millions	3 Months Ended	9 Months Ended
	Sep. 30, 2022 USD ($) loan	Sep. 30, 2022 USD ($) loan
Accounts, Notes, Loans and Financing Receivable [Line Items]
Number of Loans | loan	93	263
Amortized Cost at Period End | $	$ 67	$ 100
Interest only
Accounts, Notes, Loans and Financing Receivable [Line Items]
Number of Loans | loan	5	13
Amortized Cost at Period End | $	$ 31	$ 37
Loan term extension
Accounts, Notes, Loans and Financing Receivable [Line Items]
Number of Loans | loan	35	110
Amortized Cost at Period End | $	$ 30	$ 51
Below market rates
Accounts, Notes, Loans and Financing Receivable [Line Items]
Number of Loans | loan	17	62
Amortized Cost at Period End | $	$ 4	$ 8
Discharge from bankruptcy
Accounts, Notes, Loans and Financing Receivable [Line Items]
Number of Loans | loan	36	78
Amortized Cost at Period End | $	$ 2	$ 4