Loans and Allowance for Loan Losses - Schedule of Rollforward of Allowance for Loan Losses (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Allowance for Loan and Lease Losses [Roll Forward]
Beginning balance	$ 479,385	$ 443,424	$ 427,597
Charge-offs	(160,948)	(183,074)	(83,710)
Recoveries	26,954	29,732	30,554
Provision for (reversal of) loan losses	141,454	189,303	68,983
Ending balance	486,845	479,385	443,424
Commercial & Industrial
Allowance for Loan and Lease Losses [Roll Forward]
Beginning balance	218,970	161,550	188,364
Charge-offs	(119,388)	(86,320)	(42,588)
Recoveries	17,084	16,664	14,625
Provision for (reversal of) loan losses	93,859	127,076	1,149
Ending balance	210,525	218,970	161,550
Commercial Real Estate
Allowance for Loan and Lease Losses [Roll Forward]
Beginning balance	133,758	143,575	97,760
Charge-offs	(10,184)	(45,450)	(3,102)
Recoveries	1,905	1,273	1,633
Provision for (reversal of) loan losses	8,542	34,360	47,284
Ending balance	134,021	133,758	143,575
Consumer
Allowance for Loan and Lease Losses [Roll Forward]
Beginning balance	126,657	138,299	141,473
Charge-offs	(31,376)	(51,304)	(38,020)
Recoveries	7,965	11,795	14,296
Provision for (reversal of) loan losses	39,053	27,867	20,550
Ending balance	$ 142,299	$ 126,657	$ 138,299

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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- Definition

Amount excluding accrued interest, of allowance for credit loss on financing receivable. Excludes net investment in lease.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479344/326-20-45-1

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- Definition

Amount, excluding accrued interest, of increase in allowance for credit loss on financing receivable from recovery. Excludes net investment in lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 13
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-Publisher FASB
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- Definition

Amount, excluding accrued interest, of decrease in allowance for credit loss on financing receivable from writeoff. Excludes net investment in lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
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-Section 50
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-URI https://asc.fasb.org/1943274/2147479319/326-20-50-6

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- Definition

Amount of expense related loan transactions, lease transactions, credit loss from transactions other than loan and lease transactions, and other loss based on assessment of uncollectability from the counterparty to reduce the account to their net realizable value.

+ References

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