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Debt Schedule of Long-term Debt instruments (Details) - Junior Subordinated Debt - USD ($)	Dec. 31, 2020	Dec. 31, 2019
ACST II
Debt Instrument [Line Items]
Face amount	$ 10,000,000	$ 10,000,000
Variable Interest Rate	3.37%	5.25%
Fixed Interest Rate resulting from cash flow hedge agreement	4.00%
ACST III
Debt Instrument [Line Items]
Face amount	$ 10,000,000	$ 10,000,000
Variable Interest Rate	2.22%	4.10%
Fixed Interest Rate resulting from cash flow hedge agreement	2.86%

X

- Definition

Face (par) amount of debt instrument at time of issuance.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
-Paragraph 2
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X

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

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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

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