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Nature of Operations and Summary of Significant Accounting Policies (Tables)

12 Months Ended

Sep. 30, 2024

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Basic and Diluted EPS

The following presents the calculation of the basic and diluted EPS for the years ended September 30, 2024 and 2023:

		2024				2023
Net Income		$	14,558,000			$	14,666,000
Weighted average common shares outstanding – basic and diluted			14,658,000				14,658,000
Net income per common share – basic and diluted		$	0.99			$	1.00

Company's Assets Measured at Fair Value

The following table sets forth by level, within the fair value hierarchy, the Company’s assets measured at fair value as of September 30, 2024:

		Fair Value Measurements
		Level 1				Level 2				Level 3				Total
Exchange-Traded Funds		$	3,686,000			$	—			$	—			$	3,686,000
Corporate Bonds			—				34,294,000				—				34,294,000
Government Securities			50,111,000				—				—				50,111,000
Cash and Money Funds			1,836,000				—				—				1,836,000
Total		$	55,633,000			$	34,294,000			$	—			$	89,927,000

The following table sets forth by level, within the fair value hierarchy, the Company’s assets measured at fair value as of September 30, 2023:

		Fair Value Measurements
		Level 1				Level 2				Level 3				Total
Exchange-Traded Funds		$	3,327,000			$	—			$	—			$	3,327,000
Corporate Bonds			—				33,160,000				—				33,160,000
Government Securities			47,672,000				—				—				47,672,000
Cash and Money Funds			93,000				—				—				93,000
Total		$	51,092,000			$	33,160,000			$	—			$	84,252,000

Schedule of Changes in Allowance for Slow Moving and Obsolete Inventories

Changes in the allowance for slow-moving and obsolete inventories are as follows:

		2024				2023
Balance, beginning of year		$	9,813,000			$	8,192,000
Charged to cost of sales			3,834,000				2,147,000
Disposal of inventory, net of recoveries			(316,000	)			(526,000	)
Balance, end of year		$	13,331,000			$	9,813,000

Estimated Useful Lives of Assets

Property and equipment are stated at cost (see Note 4). Depreciation of property and equipment is computed using the straight-line method over the estimated useful lives of the related assets, as follows:

		Years
Land improvements			15
Buildings and improvements			6-40
Equipment			2-10

Disaggregation of Company's Net Revenue by Major Source

The following table disaggregates the Company’s net revenue by major source for the years ended September 30, 2024 and 2023:

		2024				2023
Equipment sales recognized over time		$	45,786,000			$	34,150,000
Equipment sales recognized at a point in time			34,798,000				40,138,000
Parts and component sales			26,456,000				25,298,000
Freight revenue			5,172,000				4,664,000
Other			954,000				825,000
Net revenue		$	113,166,000			$	105,075,000

Schedule of Changes in Accrual for Warranty and Related Costs

Changes in the accrual for warranty and related costs as of September 30, 2024 and 2023 consisted of the following:

		2024				2023
Balance, beginning of year		$	366,000			$	244,000
Warranties issued			287,000				523,000
Warranties settled			(330,000	)			(401,000	)
Balance, end of year		$	323,000			$	366,000

Schedule of Changes in Allowance for Credit Losses

Changes in the allowance for credit losses as of September 30, 2024 and 2023 consisted of the following:

		2024				2023
Balance, beginning of year		$	545,000			$	370,000
Provision for credit losses			—				290,000
Provision for estimated returns and allowances			155,000				335,000
Uncollectible accounts written off			(20,000	)			(65,000	)
Returns and allowances issued			(290,000	)			(385,000	)
Balance, end of year		$	390,000			$	545,000

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