Summary of Significant Accounting Policies - Schedule of short-term debt (Details) - USD ($) $ in Thousands	Sep. 30, 2024	Sep. 30, 2023
Carrying Amount
Current long-term debt	$ 1,410	$ 2,566
Long-term debt and lines of credit	83,723	103,976
Fair Value, Inputs, Level 2
Carrying Amount
Long-term debt and lines of credit	91,141	126,753
Estimated Fair Value
Current long-term debt	1,420	2,325
Long-term debt and lines of credit	$ 86,987	$ 115,851