Significant Accounting Policies - Fair Value Measurements (Details) - USD ($) $ in Thousands	Mar. 31, 2024	Dec. 31, 2023
Fair Value, Recurring | Level 1
Financial assets:
Cash surrender value of life insurance policies	$ 29,137	$ 29,449
Interest rate swaps	0	0
Financial liabilities:
Interest rate swaps	0	0
Fair Value, Recurring | Level 2
Financial assets:
Cash surrender value of life insurance policies	0	0
Interest rate swaps	367	107
Financial liabilities:
Interest rate swaps	72	483
Fair Value, Recurring | Level 3
Financial assets:
Cash surrender value of life insurance policies	0	0
Interest rate swaps	0	0
Financial liabilities:
Interest rate swaps	0	0
Carrying Value
Financial assets:
Cash surrender value of life insurance policies	29,137	29,449
Interest rate swaps	367	107
Financial liabilities:
Interest rate swaps	$ 72	$ 483