Debt - Schedule of Long-term Debt instruments (Details) - Junior Subordinated Debt - USD ($)	Dec. 31, 2024	Dec. 31, 2023
ACST II
Debt Instrument [Line Items]
Face amount	$ 10,000,000	$ 10,000,000
Variable Interest Rate	7.74%	8.74%
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	6.59%	7.59%
Fixed Interest Rate resulting from cash flow hedge agreement	2.86%	2.86%