Financing receivable recorded investment accrual or nonaccrual status.

No definition available.

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- Definition

The threshold number of days in delinquency at which criticized loans are generally classified as non-accrual.

+ References

No definition available.

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- Definition

Loans and leases receivable.

+ References

No definition available.

+ Details

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- Definition

Loans and leases weighted-average remaining term

+ References

No definition available.

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- Definition

Percentage of loans in the process of foreclosure, serviced by other entities, classified as government guaranteed.

+ References

No definition available.

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- Definition

Residential mortgage loans secured by residential real estate in process of foreclosure.

+ References

No definition available.

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- Definition

Amount, after valuation allowance, of financing receivable held for sale and not part of disposal group. Excludes loan covered under loss sharing agreement and loan classified as investment in debt security.

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- Definition

Amortized cost, before allowance for credit loss, of financing receivable. Excludes financing receivable covered under loss sharing agreement and net investment in lease.

+ References

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- Definition

Amortized cost, after allowance for credit loss, of financing receivable. Excludes financing receivable covered under loss sharing agreement and net investment in lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition

Carrying amount as of the balance sheet date of other real estate and foreclosed assets. Other real estate may include real estate investments, real estate loans that qualify as investments in real estate, and premises that are no longer used in operations may also be included in real estate owned. Foreclosed assets include all assets obtained in full or partial satisfaction of a debt arrangement through foreclosure proceedings.

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Loans and Leases and the Allowance for Credit Losses - Additional Information (Detail) - USD ($) $ in Millions	3 Months Ended	9 Months Ended
	Sep. 30, 2023	Sep. 30, 2023	Dec. 31, 2022
Loans And Leases Receivable [Line Items]
Amount of foreclosed residential real estate property held	$ 37	$ 37	$ 41
Loans secured by residential real estate that were in the process of foreclosure	$ 182	$ 182	201
Percentage loans in the process of foreclosure, serviced by other entities, classified as government guaranteed	35.00%	35.00%
Minimum [Member]
Loans And Leases Receivable [Line Items]
Loan delinquent period		90 days
Maximum [Member]
Loans And Leases Receivable [Line Items]
Loan delinquent period		150 days
Commercial Real Estate [Member] \| Asset Pledged as Collateral without Right [Member]
Loans And Leases Receivable [Line Items]
Loans pledged to secure outstanding borrowings	$ 16,300	$ 16,300
Commercial Real Estate [Member] \| Asset Pledged as Collateral without Right [Member] \| FHLBs Facility [Member]
Loans And Leases Receivable [Line Items]
Pledged financial instruments			16,300
Residential Mortgage Loans [Member] \| Asset Pledged as Collateral without Right [Member]
Loans And Leases Receivable [Line Items]
Loans pledged to secure outstanding borrowings	16,900	16,900
Residential Mortgage Loans [Member] \| Asset Pledged as Collateral without Right [Member] \| FHLBs Facility [Member]
Loans And Leases Receivable [Line Items]
Pledged financial instruments			19,500
Residential Mortgage Loans [Member] \| One-to-Four Family Residential [Member]
Loans And Leases Receivable [Line Items]
Mortgage loans held for sale	205	205	32
Commercial Real Estate Loans [Member] \| One-to-Four Family Residential [Member]
Loans And Leases Receivable [Line Items]
Mortgage loans held for sale	226	226	131
Commercial Loans and Leases [Member] \| Asset Pledged as Collateral without Right [Member]
Loans And Leases Receivable [Line Items]
Loans pledged to secure outstanding borrowings	13,100	13,100
Commercial Loans and Leases [Member] \| Asset Pledged as Collateral without Right [Member] \| FHLBs Facility [Member]
Loans And Leases Receivable [Line Items]
Pledged financial instruments			10,500
Home Equity Loans and Lines of Credit [Member] \| Asset Pledged as Collateral without Right [Member]
Loans And Leases Receivable [Line Items]
Loans pledged to secure outstanding borrowings	2,600	2,600
Home Equity Loans and Lines of Credit [Member] \| Asset Pledged as Collateral without Right [Member] \| FHLBs Facility [Member]
Loans And Leases Receivable [Line Items]
Pledged financial instruments			2,400
Other Consumer Loans [Member] \| Asset Pledged as Collateral without Right [Member]
Loans And Leases Receivable [Line Items]
Loans pledged to secure outstanding borrowings	$ 10,800	$ 10,800
Other Consumer Loans [Member] \| Asset Pledged as Collateral without Right [Member] \| FHLBs Facility [Member]
Loans And Leases Receivable [Line Items]
Pledged financial instruments			$ 10,700
Commercial Loans [Member]
Loans And Leases Receivable [Line Items]
Weighted-average remaining term	1 year 1 month 6 days	1 year
Commercial Real Estate Loans [Member]
Loans And Leases Receivable [Line Items]
Weighted-average remaining term	1 year 3 months 18 days	1 year 2 months 12 days
Commercial Loans and Commercial Real Estate [Member] \| Minimum [Member]
Loans And Leases Receivable [Line Items]
Amount of real estate loan as reported as accruing or nonaccruing	$ 5	$ 5
Residential Real Estate Loans [Member]
Loans And Leases Receivable [Line Items]
Weighted-average remaining term	11 years 6 months	10 years 1 month 6 days