Consolidated Balance Sheets (Parentheticals) - USD ($) $ in Thousands	Mar. 31, 2024	Sep. 30, 2023
Statement of Financial Position [Abstract]
Accounts Receivable, Allowance for Credit Loss, Current	$ (1,887)	$ (1,649)
Preferred Stock, Par or Stated Value Per Share	$ 0.01	$ 0.01
Preferred Stock, Shares Authorized	10,000,000	10,000,000
Common Stock, Par or Stated Value Per Share	$ 0.01	$ 0.01
Common Stock, Shares Authorized	100,000,000	100,000,000
Common Stock, Shares, Issued	22,049,529	22,049,529
Common Stock, Shares, Outstanding	20,243,458	20,194,218
Treasury Stock, Shares	1,806,071	1,855,311