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Loans and Allowance for Credit Losses - Summary of Amortized Cost of Nonaccrual Loans with No Related Allowance (Detail) - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021
Financing Receivable Nonaccrual Status [Line Items]
Nonaccrual Loans	$ 18,117	$ 92,300
Amortized Cost of Nonaccrual Loans with no related Allowance	18,117	85,948
Commercial and Industrial Portfolio [Member]
Financing Receivable Nonaccrual Status [Line Items]
Nonaccrual Loans	10,158	82,845
Amortized Cost of Nonaccrual Loans with no related Allowance	10,158	76,493
Commercial Real Estate Portfolio Segment
Financing Receivable Nonaccrual Status [Line Items]
Nonaccrual Loans	2,600	4,688
Amortized Cost of Nonaccrual Loans with no related Allowance	2,600	4,688
Consumer Real Estate Portfolio [Member]
Financing Receivable Nonaccrual Status [Line Items]
Nonaccrual Loans	4,437	4,210
Amortized Cost of Nonaccrual Loans with no related Allowance	4,437	4,210
Consumer Portfolio [Member]
Financing Receivable Nonaccrual Status [Line Items]
Nonaccrual Loans	561	75
Amortized Cost of Nonaccrual Loans with no related Allowance	561	75
Credit Cards Portfolio [Member]
Financing Receivable Nonaccrual Status [Line Items]
Nonaccrual Loans	336	457
Amortized Cost of Nonaccrual Loans with no related Allowance	336	457
Leases and Other Portfolio [Member]
Financing Receivable Nonaccrual Status [Line Items]
Nonaccrual Loans	25	25
Amortized Cost of Nonaccrual Loans with no related Allowance	$ 25	$ 25

X

- Definition

Amortized cost of financing receivable on nonaccrual status with no allowance for credit loss. Excludes net investment in lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 326
-SubTopic 20
-Section 50
-Paragraph 16
-Subparagraph (d)
-URI https://asc.fasb.org/extlink&oid=124255953&loc=SL82919258-210447

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Amortized cost of financing receivable on nonaccrual status. Excludes net investment in lease.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 7
-Subparagraph (a)
-URI https://asc.fasb.org/extlink&oid=123577603&loc=d3e5111-111524

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 326
-SubTopic 20
-Section 50
-Paragraph 16
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-URI https://asc.fasb.org/extlink&oid=124255953&loc=SL82919258-210447

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Publisher SEC
-Name Regulation S-K (SK)
-Number 229
-Section 1405
-Paragraph (a)
-Subparagraph (3)

Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Publisher SEC
-Name Regulation S-K (SK)
-Number 229
-Section 1405
-Paragraph (a)
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