Note 4 - Other Assets - Monitoring Center Equipment (Details) - USD ($)	Sep. 30, 2023	Sep. 30, 2022
Monitoring center equipment	$ 2,036,658	$ 1,999,917
Less: accumulated amortization	1,920,850	1,829,588
Monitoring Center Equipment [Member]
Monitoring center equipment	1,619,278	1,520,115
Less: accumulated amortization	1,088,825	524,178
Property and equipment, net of accumulated depreciation of $1,920,850 and $1,829,588, respectively	$ 530,453	$ 995,937