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Note 4 - Land Purchases and Sales - Land Sales (Details)	3 Months Ended
	Dec. 31, 2022 USD ($) a	Sep. 30, 2022 USD ($) a	Dec. 31, 2021 USD ($) a	Sep. 30, 2021 USD ($) a	Jun. 30, 2021 USD ($) a	Mar. 31, 2021 USD ($) a
Land Located in Calcasieu, Louisiana [Member]
Acres (Acre) | a		6.67	25.34	51.89	10.00	10.00
Land Sold, Ownership Percentage		16.67%	100.00%	16.67%	100.00%	100.00%
Sold property		$ 5,667
Mineral Rights, Percent		0.00%	0.00%	0.00%	0.00%	0.00%
Land Located in Calcasieu, Louisiana [Member] | Land [Member]
Sold property			$ 140,555	$ 233,483	$ 68,315	$ 70,500
Land Located in Calcasieu, Louisiana [Member] | Timber [Member]
Sold property			$ 0	$ 0	$ 0	$ 0
Land Located in Beauregard Parish, Louisiana [Member]
Acres (Acre) | a				3.38	6.62	3.38
Land Sold, Ownership Percentage				100.00%	100.00%	100.00%
Mineral Rights, Percent				0.00%	0.00%	0.00%
Land Located in Beauregard Parish, Louisiana [Member] | Land [Member]
Sold property				$ 31,730	$ 63,415	$ 31,018
Land Located in Beauregard Parish, Louisiana [Member] | Timber [Member]
Sold property				$ 0	$ 0	$ 0
Allen Located in Calcasieu Louisiana [Member]
Acres (Acre) | a	6.67		138.57
Land Sold, Ownership Percentage	16.67%		40.00%
Sold property	$ 13,305
Mineral Rights, Percent	0.00%		0.00%
Allen Located in Calcasieu Louisiana [Member] | Land [Member]
Sold property			$ 62,992
Allen Located in Calcasieu Louisiana [Member] | Timber [Member]
Sold property			$ 0
Second Land Located in Calcasieu Louisiana [Member]
Acres (Acre) | a				40.00	32.52	10.00
Land Sold, Ownership Percentage				50.00%	16.67%	100.00%
Mineral Rights, Percent				0.00%	0.00%	0.00%
Second Land Located in Calcasieu Louisiana [Member] | Land [Member]
Sold property				$ 19,200	$ 25,458	$ 68,500
Second Land Located in Calcasieu Louisiana [Member] | Timber [Member]
Sold property				$ 0	$ 0	$ 0
Land Located in Beauregard Parish, Louisiana 2 [Member]
Acres (Acre) | a						5.40
Land Sold, Ownership Percentage						100.00%
Mineral Rights, Percent						0.00%
Land Located in Beauregard Parish, Louisiana 2 [Member] | Land [Member]
Sold property						$ 51,520
Land Located in Beauregard Parish, Louisiana 2 [Member] | Timber [Member]
Sold property						$ 0
Third Land Located in Calcasieu Louisiana [Member]
Acres (Acre) | a						10.00
Land Sold, Ownership Percentage						100.00%
Mineral Rights, Percent						0.00%
Third Land Located in Calcasieu Louisiana [Member] | Land [Member]
Sold property						$ 65,295
Third Land Located in Calcasieu Louisiana [Member] | Timber [Member]
Sold property						$ 0
Land Located in Beauregard Parish, Louisiana 3 [Member]
Acres (Acre) | a						3.36
Land Sold, Ownership Percentage						100.00%
Mineral Rights, Percent						0.00%
Land Located in Beauregard Parish, Louisiana 3 [Member] | Land [Member]
Sold property						$ 31,610
Land Located in Beauregard Parish, Louisiana 3 [Member] | Timber [Member]
Sold property						$ 0
Fourth Land Located in Calcasieu Louisiana [Member]
Acres (Acre) | a						10.00
Land Sold, Ownership Percentage						100.00%
Mineral Rights, Percent						0.00%
Fourth Land Located in Calcasieu Louisiana [Member] | Land [Member]
Sold property						$ 68,620
Fourth Land Located in Calcasieu Louisiana [Member] | Timber [Member]
Sold property						$ 0
Fifth Land Located in Calcasieu Louisiana [Member]
Acres (Acre) | a						20.98
Land Sold, Ownership Percentage						16.67%
Mineral Rights, Percent						0.00%
Fifth Land Located in Calcasieu Louisiana [Member] | Land [Member]
Sold property						$ 16,408
Fifth Land Located in Calcasieu Louisiana [Member] | Timber [Member]
Sold property						$ 0
Sixth Land Located in Calcasieu Louisiana [Member]
Acres (Acre) | a						10.00
Land Sold, Ownership Percentage						100.00%
Mineral Rights, Percent						0.00%
Sixth Land Located in Calcasieu Louisiana [Member] | Land [Member]
Sold property						$ 68,090
Sixth Land Located in Calcasieu Louisiana [Member] | Timber [Member]
Sold property						$ 0
Seventh Land Located in Calcasieu Louisiana [Member]
Acres (Acre) | a						10.00
Land Sold, Ownership Percentage						100.00%
Mineral Rights, Percent						0.00%
Seventh Land Located in Calcasieu Louisiana [Member] | Land [Member]
Sold property						$ 65,800
Seventh Land Located in Calcasieu Louisiana [Member] | Timber [Member]
Sold property						$ 0
Land Located in St. Landry Parish, Louisiana [Member]
Acres (Acre) | a					70.44
Land Sold, Ownership Percentage					40.00%
Mineral Rights, Percent					0.00%
Land Located in St. Landry Parish, Louisiana [Member] | Land [Member]
Sold property					$ 50,688
Land Located in St. Landry Parish, Louisiana [Member] | Timber [Member]
Sold property					$ 0

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- Definition

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- Definition

The conveyed percentage of mineral rights, or rights to extract a mineral from the earth or to receive payment in the form of a royalty for the extraction of minerals, net of amortization.

+ References

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Amount of divestiture of long-lived, physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

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