Amortized cost excluding accrued interest, before allowance for credit loss, of financing receivable. Excludes net investment in lease.

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Amortized cost excluding accrued interest, of financing receivable originated more than five years prior to current fiscal year. Excludes net investment in lease.

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Amortized cost excluding accrued interest, of financing receivable originated four years prior to current fiscal year. Excludes net investment in lease.

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

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LOANS AND LEASES, NET - Nonaccrual (Details) - USD ($) $ in Thousands	Sep. 30, 2024	Jun. 30, 2024	Mar. 31, 2024	Dec. 31, 2023	Sep. 30, 2023	Jun. 30, 2023	Mar. 31, 2023	Dec. 31, 2022	Sep. 30, 2022	Jun. 30, 2022	Mar. 31, 2022	Dec. 31, 2021
Financing Receivable, Nonaccrual [Line Items]
Total gross loans and leases	$ 4,075,195	$ 4,615,605	$ 4,412,000	$ 4,429,316	$ 4,369,826	$ 4,075,781	$ 3,727,574	$ 3,511,353	$ 3,537,799	$ 3,689,970	$ 3,731,402	$ 3,685,383
Consumer finance
Financing Receivable, Nonaccrual [Line Items]
Total gross loans and leases	248,800				254,400
Tax services
Financing Receivable, Nonaccrual [Line Items]
Total gross loans and leases	8,800				5,200
Nonaccrual Loans
Financing Receivable, Nonaccrual [Line Items]
2024	9,281				865
2023	4,748				5,692
2022	5,435				3,379
2021	1,487				2,825
2020	1,369				3,134
Prior	4,063				2,097
Revolving Loans and Leases	29				19,380
Total gross loans and leases	26,412				37,372
Nonaccrual with No ACL	3,260				1
Nonaccrual Loans \| National Lending \| Term lending
Financing Receivable, Nonaccrual [Line Items]
2024	9,281				865
2023	3,433				4,942
2022	5,369				2,933
2021	1,386				2,165
2020	625				3,134
Prior	3,368				1,285
Revolving Loans and Leases	0				0
Total gross loans and leases	23,462				15,324
Nonaccrual with No ACL	2,579				0
Nonaccrual Loans \| National Lending \| Asset-based lending
Financing Receivable, Nonaccrual [Line Items]
2024					0
2023					0
2022					0
2021					0
2020					0
Prior					0
Revolving Loans and Leases					18,082
Total gross loans and leases					18,082
Nonaccrual with No ACL					0
Nonaccrual Loans \| National Lending \| Factoring
Financing Receivable, Nonaccrual [Line Items]
2024	0				0
2023	0				0
2022	0				0
2021	0				0
2020	0				0
Prior	0				0
Revolving Loans and Leases	29				1,298
Total gross loans and leases	29				1,298
Nonaccrual with No ACL	0				0
Nonaccrual Loans \| National Lending \| Lease financing
Financing Receivable, Nonaccrual [Line Items]
2024	0				0
2023	577				0
2022	11				446
2021	46				660
2020	2				0
Prior	110				560
Revolving Loans and Leases	0				0
Total gross loans and leases	746				1,666
Nonaccrual with No ACL	0				1
Nonaccrual Loans \| National Lending \| SBA/USDA
Financing Receivable, Nonaccrual [Line Items]
2024	0				0
2023	738				750
2022	55				0
2021	55				0
2020	742				0
Prior	585				252
Revolving Loans and Leases	0				0
Total gross loans and leases	2,175				1,002
Nonaccrual with No ACL	681				0
Nonaccrual Loans \| National Lending \| Commercial finance
Financing Receivable, Nonaccrual [Line Items]
2024	9,281				865
2023	4,748				5,692
2022	5,435				3,379
2021	1,487				2,825
2020	1,369				3,134
Prior	4,063				2,097
Revolving Loans and Leases	29				19,380
Total gross loans and leases	26,412				37,372
Nonaccrual with No ACL	3,260				1
90 or More Days Delinquent and Accruing
Financing Receivable, Nonaccrual [Line Items]
2024	10,500				8,034
2023	2,481				3,320
2022	1,073				1,839
2021	809				1,850
2020	275				2,157
Prior	12				1,612
Revolving Loans and Leases	0				28
Total gross loans and leases	15,150				18,840
90 or More Days Delinquent and Accruing \| Total loans and leases held for investment
Financing Receivable, Nonaccrual [Line Items]
2024	9,469				7,728
2023	2,462				3,320
2022	1,073				1,839
2021	809				1,850
2020	275				2,157
Prior	12				1,612
Revolving Loans and Leases	0				28
Total gross loans and leases	14,100				18,534
90 or More Days Delinquent and Accruing \| National Lending \| Loans held for sale
Financing Receivable, Nonaccrual [Line Items]
2024	1,031				306
2023	19				0
2022	0				0
2021	0				0
2020	0				0
Prior	0				0
Revolving Loans and Leases	0				0
Total gross loans and leases	1,050				306
90 or More Days Delinquent and Accruing \| National Lending \| Term lending
Financing Receivable, Nonaccrual [Line Items]
2024	0				1,604
2023	621				1,371
2022	354				500
2021	719				233
2020	217				29
Prior	12				0
Revolving Loans and Leases	0				0
Total gross loans and leases	1,923				3,737
90 or More Days Delinquent and Accruing \| National Lending \| Lease financing
Financing Receivable, Nonaccrual [Line Items]
2024	0				151
2023	0				490
2022	0				979
2021	2				784
2020	58				1,794
Prior	0				44
Revolving Loans and Leases	0				0
Total gross loans and leases	60				4,242
90 or More Days Delinquent and Accruing \| National Lending \| Insurance premium finance
Financing Receivable, Nonaccrual [Line Items]
2024					0
2023					414
2022					114
2021					0
2020					334
Prior					1,477
Revolving Loans and Leases					0
Total gross loans and leases					2,339
90 or More Days Delinquent and Accruing \| National Lending \| SBA/USDA
Financing Receivable, Nonaccrual [Line Items]
2024	0				0
2023	0				0
2022	331				0
2021	0				833
2020	0				0
Prior	0				0
Revolving Loans and Leases	0				0
Total gross loans and leases	331				833
90 or More Days Delinquent and Accruing \| National Lending \| Commercial finance
Financing Receivable, Nonaccrual [Line Items]
2024	0				1,755
2023	621				2,275
2022	685				1,593
2021	721				1,850
2020	275				2,157
Prior	12				1,612
Revolving Loans and Leases	0				0
Total gross loans and leases	2,314				11,242
90 or More Days Delinquent and Accruing \| National Lending \| Other commercial finance
Financing Receivable, Nonaccrual [Line Items]
2024					0
2023					0
2022					0
2021					0
2020					0
Prior					91
Revolving Loans and Leases					0
Total gross loans and leases					91
90 or More Days Delinquent and Accruing \| National Lending \| Consumer finance
Financing Receivable, Nonaccrual [Line Items]
2024	736				891
2023	1,841				1,045
2022	388				246
2021	88				0
2020	0				0
Prior	0				0
Revolving Loans and Leases	0				28
Total gross loans and leases	3,053				2,210
90 or More Days Delinquent and Accruing \| National Lending \| Tax services
Financing Receivable, Nonaccrual [Line Items]
2024	8,733				5,082
2023	0				0
2022	0				0
2021	0				0
2020	0				0
Prior	0				0
Revolving Loans and Leases	0				0
Total gross loans and leases	$ 8,733				$ 5,082