Impact of new accounting Principle in allowance for credit losses of financing receivable.

No definition available.

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- Definition

Amount of allowance for credit loss on financing receivable. Excludes allowance for financing receivable covered under loss sharing agreement.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

Amount of increase in allowance for credit loss on financing receivable from recovery.

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- Definition

Amount of writeoff of financing receivable, charged against allowance for credit loss.

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- Definition

Amount of allowance for credit loss at acquisition date of financing receivable purchased with credit deterioration.

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- Definition

Amount of expense related to estimated loss from loan and lease transactions.

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ALLOWANCE FOR CREDIT LOSSES ON LOANS AND FINANCE LOSSES - Activity in ACL on loans and finance leases (Detail) - USD ($) $ in Thousands		12 Months Ended
	Sep. 01, 2020	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020	Jan. 01, 2020
Financing Receivable Allowance For Credit Losses [Line Items]
Beginning balance		$ 269,030	$ 385,887	$ 155,139
Allowance established for acquired PCD loans	$ 28,744
Provision for credit losses - (benefit) expense		25,679	(61,720)	168,717
Charge-offs		(57,330)	(80,710)	(64,540)
Recoveries		23,085	25,573	16,662
Ending balance		260,464	269,030	385,887
ASC 326 [Member] \| Cumulative Effect, Period of Adoption, Adjustment [Member]
Financing Receivable Allowance For Credit Losses [Line Items]
Impact of adopting ASC 326					$ 81,165
Residential Portfolio Segment [Member]
Financing Receivable Allowance For Credit Losses [Line Items]
Beginning balance		74,837	120,311	44,806
Allowance established for acquired PCD loans	12,739
Provision for credit losses - (benefit) expense		(8,734)	(16,957)	22,427
Charge-offs		(6,890)	(33,294)	(11,017)
Recoveries		3,547	4,777	1,519
Ending balance		62,760	74,837	120,311
Residential Portfolio Segment [Member] \| ASC 326 [Member] \| Cumulative Effect, Period of Adoption, Adjustment [Member]
Financing Receivable Allowance For Credit Losses [Line Items]
Impact of adopting ASC 326					49,837
Commercial Portfolio Segment [Member] \| Commercial And Industrial Sector [Member]
Financing Receivable Allowance For Credit Losses [Line Items]
Beginning balance		34,284	37,944	15,198
Allowance established for acquired PCD loans	1,830
Provision for credit losses - (benefit) expense		(1,770)	(8,549)	6,627
Charge-offs		(2,067)	(1,887)	(3,634)
Recoveries		2,459	6,776	3,192
Ending balance		32,906	34,284	37,944
Commercial Portfolio Segment [Member] \| Commercial And Industrial Sector [Member] \| ASC 326 [Member] \| Cumulative Effect, Period of Adoption, Adjustment [Member]
Financing Receivable Allowance For Credit Losses [Line Items]
Impact of adopting ASC 326					14,731
Commercial Portfolio Segment [Member] \| Mortgage Receivable [Member]
Financing Receivable Allowance For Credit Losses [Line Items]
Beginning balance		52,771	109,342	39,194
Allowance established for acquired PCD loans	9,723
Provision for credit losses - (benefit) expense		(18,994)	(55,358)	81,125
Charge-offs		(85)	(1,494)	(3,330)
Recoveries		1,372	281	1,936
Ending balance		35,064	52,771	109,342
Commercial Portfolio Segment [Member] \| Mortgage Receivable [Member] \| ASC 326 [Member] \| Cumulative Effect, Period of Adoption, Adjustment [Member]
Financing Receivable Allowance For Credit Losses [Line Items]
Impact of adopting ASC 326					(19,306)
Commercial Portfolio Segment [Member] \| Construction Loans [Member]
Financing Receivable Allowance For Credit Losses [Line Items]
Beginning balance		4,048	5,380	2,370
Allowance established for acquired PCD loans	0
Provision for credit losses - (benefit) expense		(2,342)	(1,408)	2,105
Charge-offs		(123)	(87)	(76)
Recoveries		725	163	184
Ending balance		2,308	4,048	5,380
Commercial Portfolio Segment [Member] \| Construction Loans [Member] \| ASC 326 [Member] \| Cumulative Effect, Period of Adoption, Adjustment [Member]
Financing Receivable Allowance For Credit Losses [Line Items]
Impact of adopting ASC 326					797
Consumer Portfolio Segment [Member]
Financing Receivable Allowance For Credit Losses [Line Items]
Beginning balance		103,090	112,910	53,571
Allowance established for acquired PCD loans	$ 4,452
Provision for credit losses - (benefit) expense		57,519	20,552	56,433
Charge-offs		(48,165)	(43,948)	(46,483)
Recoveries		14,982	13,576	9,831
Ending balance		$ 127,426	$ 103,090	$ 112,910
Consumer Portfolio Segment [Member] \| ASC 326 [Member] \| Cumulative Effect, Period of Adoption, Adjustment [Member]
Financing Receivable Allowance For Credit Losses [Line Items]
Impact of adopting ASC 326					$ 35,106