Loans and Allowance for Credit Losses - Schedule of Amortized Cost and Unpaid Principal for Loans Held for Investment (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	$ 4,120,291	$ 4,867,572
Unpaid Principal	4,136,981	4,884,644
Difference	(16,690)	(17,072)
Allowance for credit losses	(42,807)	(42,213)
Loans, net	4,077,484	4,825,359
Commercial real estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	678,144	632,775
Unpaid Principal	679,239	634,319
Difference	(1,095)	(1,544)
Construction, land development, land
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	90,976	123,464
Unpaid Principal	91,147	123,643
Difference	(171)	(179)
1-4 family residential properties
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	125,981	123,115
Unpaid Principal	126,185	123,443
Difference	(204)	(328)
Farmland
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	68,934	77,394
Unpaid Principal	69,185	77,905
Difference	(251)	(511)
Commercial
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	1,251,110	1,430,429
Unpaid Principal	1,262,493	1,440,542
Difference	(11,383)	(10,113)
Factored receivables
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	1,237,449	1,699,537
Unpaid Principal	1,241,032	1,703,936
Difference	(3,583)	(4,399)
Consumer
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	8,868	10,885
Unpaid Principal	8,871	10,883
Difference	(3)	2
Mortgage warehouse
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	658,829	769,973
Unpaid Principal	658,829	769,973
Difference	$ 0	$ 0

Financing Receivable, Investment Net Of Unpaid Principal, Excluding Accrued Interest

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Financing Receivable, Unpaid Principal, Excluding Accrued Interest

+ References

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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
-Publisher FASB
-Name Accounting Standards Codification
-Topic 326
-SubTopic 20
-Section 45
-Paragraph 1
-URI https://asc.fasb.org/extlink&oid=124255206&loc=SL82895884-210446

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- Definition

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- Definition

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+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 326
-SubTopic 20
-Section 50
-Paragraph 5
-Subparagraph (b)
-URI https://asc.fasb.org/extlink&oid=124255953&loc=SL82919230-210447

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 326
-SubTopic 20
-Section 45
-Paragraph 1
-URI https://asc.fasb.org/extlink&oid=124255206&loc=SL82895884-210446

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 326
-SubTopic 20
-Section 50
-Paragraph 3B
-URI https://asc.fasb.org/extlink&oid=124255953&loc=SL120267963-210447

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