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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 310
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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PORTFOLIO LOANS - Schedule of Distribution of Portfolio Loans (Details) - USD ($) $ in Thousands	Sep. 30, 2024	Jun. 30, 2024	Dec. 31, 2023	Sep. 30, 2023	Jun. 30, 2023	Dec. 31, 2022
Accounts, Notes, Loans and Financing Receivable [Line Items]
Commercial loans	$ 7,809,097		$ 7,651,034
ACL	(84,981)	$ (85,226)	(91,740)	$ (91,710)	$ (91,639)	$ (91,608)
Portfolio loans, net	7,724,116		7,559,294
Commercial loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Commercial loans	5,631,281		5,635,048
ACL	(58,515)		(61,884)
Commercial loans \| C&I and other commercial
Accounts, Notes, Loans and Financing Receivable [Line Items]
Commercial loans	1,877,497		1,835,994
ACL	(21,009)	(20,286)	(21,256)	(22,633)	(24,510)	(23,860)
Commercial loans \| Commercial and Retail Real Estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Commercial loans	3,355,807		3,337,337
ACL	(33,735)	(35,104)	(35,465)	(34,691)	(33,656)	(38,299)
Commercial loans \| Real estate construction
Accounts, Notes, Loans and Financing Receivable [Line Items]
Commercial loans	397,977		461,717
ACL	(3,771)	(3,722)	(5,163)	(5,206)	(5,071)	(6,457)
Retail loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Commercial loans	2,177,816		2,015,986
ACL	(26,466)		(29,856)
Retail loans \| Commercial and Retail Real Estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Commercial loans	1,708,771		1,720,455
ACL	(23,979)	(23,729)	(26,298)	(25,333)	(24,675)	(18,193)
Retail loans \| Retail other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Commercial loans	469,045		295,531
ACL	$ (2,487)	$ (2,385)	$ (3,558)	$ (3,847)	$ (3,727)	$ (4,799)