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Note 13 - Subordinated Debentures - Subordinated Notes (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2023 USD ($)
Face Value	$ 26,806
Carrying value	26,740
Commonwealth Statutory Trust III [Member]
Face Value	3,093
Carrying value	$ 3,085
Commonwealth Statutory Trust III [Member] | Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate [Member]
Index	2.85%
Commonwealth Statutory Trust IV [Member]
Face Value	$ 12,372
Carrying value	$ 12,342
Commonwealth Statutory Trust IV [Member] | Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate [Member]
Index	1.35%
Commonwealth Statutory Trust V [Member]
Face Value	$ 11,341
Carrying value	$ 11,313
Commonwealth Statutory Trust V [Member] | Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate [Member]
Index	1.40%

X

- Definition

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

+ References

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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- Definition

Amount, after deduction of unamortized premium (discount) and debt issuance cost, of long-term debt. Excludes lease obligation.

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