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.

+ Details

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Period Type:	duration

- Definition

Loans and leases receivable.

+ References

No definition available.

+ Details

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Data Type:	xbrli:stringItemType
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- Definition

Loans and leases weighted-average remaining term

+ References

No definition available.

+ Details

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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.

+ Details

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- Definition

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

+ References

No definition available.

+ Details

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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
-Topic 946
-SubTopic 210
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.6-04(5)(b))
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479617/946-210-S99-1

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481990/310-10-45-2

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 5
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479319/326-20-50-5

+ Details

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Period Type:	instant

- 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.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03.10(4))
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479853/942-210-S99-1

+ Details

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Period Type:	instant

- Details

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- Details

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- Details

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Loans and Leases and the Allowance for Credit Losses - Additional Information (Detail) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023	Dec. 31, 2023
Loans And Leases Receivable [Line Items]
Amount of foreclosed residential real estate property held	$ 38		$ 39
Loans secured by residential real estate that were in the process of foreclosure	$ 165		170
Percentage loans in the process of foreclosure, serviced by other entities, classified as government guaranteed	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 and Industrial [Member]
Loans And Leases Receivable [Line Items]
Weighted-average remaining term	8 months 12 days	1 year 2 months 12 days
Commercial Real Estate Loans [Member]
Loans And Leases Receivable [Line Items]
Weighted-average remaining term	9 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
Residential Real Estate Loans [Member]
Loans And Leases Receivable [Line Items]
Weighted-average remaining term	11 years 4 months 24 days	9 years 1 month 6 days
Commercial and Industrial Loans [Member] \| Asset Pledged as Collateral without Right [Member] \| FHLBs Facility [Member]
Loans And Leases Receivable [Line Items]
Pledged financial instruments	$ 14,900		13,400
Residential Mortgage Loans [Member] \| Asset Pledged as Collateral without Right [Member] \| FHLBs Facility [Member]
Loans And Leases Receivable [Line Items]
Pledged financial instruments	18,600		18,800
Commercial Real Estate Loans [Member] \| Asset Pledged as Collateral without Right [Member] \| FHLBs Facility [Member]
Loans And Leases Receivable [Line Items]
Pledged financial instruments	16,200		16,400
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	2,600		2,600
Other Consumer Loans [Member] \| Asset Pledged as Collateral without Right [Member] \| FHLBs Facility [Member]
Loans And Leases Receivable [Line Items]
Pledged financial instruments	$ 10,900		$ 11,000