Summary of Significant Accounting Policies (Details)	3 Months Ended
	Dec. 31, 2022 USD ($) segment	Dec. 31, 2021 USD ($)	Sep. 30, 2022 USD ($)	Sep. 30, 2021 USD ($)
Number of business segments
Number of business segments in which the entity operates | segment	1
Long-Lived Assets
Impairment charges	$ 0	$ 0
Contract Balances
Balance at beginning of the period (Contract Assets)	162,742
Balance at beginning of the period (Contract Liabilities)	259,183
Amount transferred to receivables from contract assets	0
Contract asset additions	0
Performance obligations satisfied during the period that were included in the contract liability balance at the beginning of the period (Contract Liabilities)	(202,794)
Increases due to invoicing prior to satisfaction of performance obligations (Contract Liabilities)	35,390
Balance at end of the period (Contract Assets)	162,742
Balance at end of the period (Contract Liabilities)	91,779
Customer Service Revenue
Customer Service Cost of Sales	2,792,452	2,728,057
Gross profit	$ 3,723,804	3,967,721
Engineering Development
Percentage of employees who were engineers engaged in various engineering development projects	21.00%
Warranty
Standard Product Warranty Accrual, Length of Warranty Period	24 months
Self-Insurance Reserves
Estimated liability for medical claims incurred but not reported	$ 48,146		$ 51,590
Excess of funded premiums over estimated claims incurred but not reported	505,776		424,155
Restricted Cash
Cash and cash equivalents	19,443,231		17,250,546
Total cash and cash equivalents and restricted cash	19,443,231	9,705,993	$ 17,250,546	$ 8,265,606
Customer Service
Customer Service Revenue
Customer Service Sales	1,061,149	1,085,445
Customer Service Cost of Sales	319,102	343,650
Gross profit	$ 742,047	$ 741,795
Property Plant and Equipment Other than Air Transportation Equipment and Manufacturing Facility | Minimum
Number of business segments
Estimated useful lives	3 years
Property Plant and Equipment Other than Air Transportation Equipment and Manufacturing Facility | Maximum
Number of business segments
Estimated useful lives	7 years
Manufacturing Facility
Number of business segments
Estimated useful lives	39 years
Corporate airplanes
Number of business segments
Estimated useful lives	10 years