Fair Value Measurement - Methodologies Other Than Fair Value (Details) - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023
Carrying Value
Financial assets:
Other assets	$ 34,793	$ 33,231
Financial liabilities:
Other liabilities	33,793	32,043
Carrying Value | Revolving Credit Agreement
Financial liabilities:
Debt instruments	125,000	125,000
Carrying Value | Term Loan
Financial liabilities:
Debt instruments	120,313	125,000
Carrying Value | Contribution Certificates
Financial liabilities:
Contribution Certificates	181,163	179,387
Carrying Value | BOLI
Financial assets:
Short-term and other investments	80,179	78,205
Carrying Value | Other Investments
Financial assets:
Short-term and other investments	5,189	3,215
Fair Value
Financial assets:
Other assets	34,793	33,221
Financial liabilities:
Other liabilities	33,793	32,043
Fair Value | Revolving Credit Agreement
Financial liabilities:
Debt instruments	125,000	125,000
Fair Value | Term Loan
Financial liabilities:
Debt instruments	120,313	125,000
Fair Value | Contribution Certificates
Financial liabilities:
Contribution Certificates	152,564	149,782
Fair Value | BOLI
Financial assets:
Short-term and other investments	80,179	78,205
Fair Value | Other Investments
Financial assets:
Short-term and other investments	$ 5,189	$ 3,215