Borrowings - Summary of Terms of Current Debentures (Details) - Junior subordinated debt $ in Thousands	12 Months Ended
Dec. 31, 2021 USD ($)
Debt Instrument [Line Items]
Amount Outstanding	$ 10,826
CTB Statutory Trust I
Debt Instrument [Line Items]
Amount Outstanding	$ 6,702
Current Rate	3.43%
CTB Statutory Trust I \| Maximum
Debt Instrument [Line Items]
Maximum Rate	12.50%
CTB Statutory Trust I \| LIBOR
Debt Instrument [Line Items]
Basis spread on variable rate	3.30%
First Louisiana Statutory Trust I
Debt Instrument [Line Items]
Amount Outstanding	$ 4,124
Current Rate	2.00%
First Louisiana Statutory Trust I \| Maximum
Debt Instrument [Line Items]
Maximum Rate	16.00%
First Louisiana Statutory Trust I \| LIBOR
Debt Instrument [Line Items]
Basis spread on variable rate	1.80%

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

No definition available.

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- Definition

Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

+ References

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+ Details

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- Definition

Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 20
-Section 50
-Paragraph 6
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=123466204&loc=SL6036836-161870

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- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 20
-Section 50
-Paragraph 1B
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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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