LOANS AND ALLOWANCE FOR CREDIT LOSSES - Schedule of Allowance for Loan and Lease Losses (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended	12 Months Ended
Sep. 30, 2025	Jun. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024	Dec. 31, 2024
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Beginning Balance				$ 40,714
Credit Loss Expense	$ 4,284		$ 4,263	4,912	$ 14,314
Charge-offs				(27,953)		$ (14,790)
Initial ACL on Loans Purchased with Credit Deterioration		$ 10,780
Ending Balance	33,549			33,549		40,714
Loans Held for Investment
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Beginning Balance	38,691		39,591	40,714	35,219	35,219
Credit Loss Expense	4,249		5,174	5,047	14,151
Charge-offs	(9,690)		(3,827)	(27,953)	(9,188)
Recoveries	299		305	4,961	1,061
Initial ACL on Loans Purchased with Credit Deterioration	0		0	10,780	0
Ending Balance	33,549	38,691	41,243	33,549	41,243	40,714
Commercial real estate
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Charge-offs				(157)		(831)
Commercial real estate \| Loans Held for Investment
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Beginning Balance	4,198		5,438	3,825	6,030	6,030
Credit Loss Expense	306		(206)	733	(798)
Charge-offs	(36)		(831)	(157)	(831)
Recoveries	4		0	71	0
Initial ACL on Loans Purchased with Credit Deterioration	0		0	0	0
Ending Balance	4,472	4,198	4,401	4,472	4,401	3,825
Construction, land development, land
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Charge-offs				(250)		0
Construction, land development, land \| Loans Held for Investment
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Beginning Balance	2,589		2,596	2,873	965	965
Credit Loss Expense	(415)		333	(450)	1,963
Charge-offs	0		0	(250)	0
Recoveries	46		0	47	1
Initial ACL on Loans Purchased with Credit Deterioration	0		0	0	0
Ending Balance	2,220	2,589	2,929	2,220	2,929	2,873
1-4 family residential
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Charge-offs				(104)		(72)
1-4 family residential \| Loans Held for Investment
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Beginning Balance	1,560		972	1,404	927	927
Credit Loss Expense	243		15	442	71
Charge-offs	(58)		(18)	(104)	(32)
Recoveries	23		1	26	4
Initial ACL on Loans Purchased with Credit Deterioration	0		0	0	0
Ending Balance	1,768	1,560	970	1,768	970	1,404
Farmland
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Charge-offs				0		0
Farmland \| Loans Held for Investment
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Beginning Balance	302		395	386	442	442
Credit Loss Expense	(7)		(1)	(91)	(48)
Charge-offs	0		0	0	0
Recoveries	0		0	0	0
Initial ACL on Loans Purchased with Credit Deterioration	0		0	0	0
Ending Balance	295	302	394	295	394	386
Commercial
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Charge-offs				(20,927)		(6,218)
Commercial \| Loans Held for Investment
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Beginning Balance	17,813		17,372	21,419	14,060	14,060
Credit Loss Expense	1,724		4,489	2,486	9,558
Charge-offs	(5,424)		(1,913)	(20,927)	(3,734)
Recoveries	18		18	373	82
Initial ACL on Loans Purchased with Credit Deterioration	0		0	10,780	0
Ending Balance	14,131	17,813	19,966	14,131	19,966	21,419
Factored receivables
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Charge-offs				(6,087)		(7,186)
Factored receivables \| Loans Held for Investment
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Beginning Balance	10,553		11,928	9,600	11,896	11,896
Credit Loss Expense	2,310		323	1,181	3,045
Charge-offs	(4,014)		(951)	(6,087)	(4,283)
Recoveries	183		270	4,338	912
Initial ACL on Loans Purchased with Credit Deterioration	0		0	0	0
Ending Balance	9,032	10,553	11,570	9,032	11,570	9,600
Consumer
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Charge-offs				(428)		(483)
Consumer \| Loans Held for Investment
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Beginning Balance	466		156	185	171	171
Credit Loss Expense	114		88	584	221
Charge-offs	(158)		(114)	(428)	(308)
Recoveries	25		16	106	62
Initial ACL on Loans Purchased with Credit Deterioration	0		0	0	0
Ending Balance	447	466	146	447	146	185
Mortgage warehouse
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Charge-offs				0		0
Mortgage warehouse \| Loans Held for Investment
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Beginning Balance	1,210		734	1,022	728	728
Credit Loss Expense	(26)		133	162	139
Charge-offs	0		0	0	0
Recoveries	0		0	0	0
Initial ACL on Loans Purchased with Credit Deterioration	0		0	0	0
Ending Balance	$ 1,184	$ 1,210	$ 867	$ 1,184	$ 867	$ 1,022

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

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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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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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
-Name Accounting Standards Codification
-Section 50
-Paragraph 13
-Subparagraph (d)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479319/326-20-50-13

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
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Amount, excluding accrued interest, of credit loss expense (reversal of expense) on financing receivable. 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
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479319/326-20-50-13

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 220
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Amount, excluding accrued interest, of allowance for credit loss at acquisition date of financing receivable purchased with credit deterioration. 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
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479319/326-20-50-13

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