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Note 6 - Reportable Segments (Details Textual)	12 Months Ended
	Sep. 30, 2024 USD ($)	Sep. 30, 2023 USD ($)
Number of Reportable Segments	2
Revenues	$ 69,931,000	$ 67,709,000
Traditional Business [Member]
Revenues	16,826,000	16,253,000
Traditional Business [Member] | Transferred at Point in Time [Member]
Revenues	12,364,000	11,850,000
Traditional Business [Member] | Transferred over Time [Member]
Revenues	4,462,000	4,403,000
Journal Technologies [Member]
Revenues	53,105,000	51,456,000
Journal Technologies [Member] | Transferred at Point in Time [Member]
Revenues	25,112,000	28,209,000
Journal Technologies [Member] | Transferred over Time [Member]
Revenues	$ 27,993,000	$ 23,247,000

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