Debt - Schedule of Long-term Debt instruments (Details) - Junior Subordinated Debt - USD ($)	Dec. 31, 2023	Dec. 31, 2022
ACST II
Debt Instrument [Line Items]
Face amount	$ 10,000,000	$ 10,000,000
Variable Interest Rate	8.74%	6.82%
Fixed Interest Rate resulting from cash flow hedge agreement	4.00%	4.00%
ACST III
Debt Instrument [Line Items]
Face amount	$ 10,000,000	$ 10,000,000
Variable Interest Rate	7.59%	5.67%
Fixed Interest Rate resulting from cash flow hedge agreement	2.86%	2.86%