Area of mineral acreage sold.

No definition available.

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- Definition

Mineral acreage acquired.

+ References

No definition available.

+ Details

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- Definition

The cash outflow associated with the acquisition of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale; includes cash outflows to pay for construction of self-constructed assets.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 13
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3213-108585

+ Details

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- Definition

The cash inflow to dispose of long-lived, physical assets and mineral interests in oil and gas properties used for normal oil and gas operations.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 12
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3179-108585

+ Details

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- Definition

Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

+ References

No definition available.

+ Details

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- Details

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Subsequent Events (Narrative) (Details)			12 Months Ended
Subsequent Events (Narrative) (Details)	Nov. 22, 2019 USD ($) a	Nov. 14, 2019 USD ($) a	Sep. 30, 2019 USD ($)	Sep. 30, 2018 USD ($)	Sep. 30, 2017 USD ($)
Subsequent Event [Line Items]
Proceeds from sales of assets			$ 19,515,735	$ 1,085,137	$ 723,700
Subsequent Event [Member] \| Eddy County, New Mexico [Member]
Subsequent Event [Line Items]
Mineral acreage sold \| a		530
Proceeds from sales of assets		$ 3,400,000
Subsequent Event [Member] \| Kingfisher, Canadian [Member]
Subsequent Event [Line Items]
Mineral acreage acquired \| a	704
Purchase price of mineral acreage acquired	$ 9,650,000
Subsequent Event [Member] \| Garvin Counties, Oklahoma [Member]
Subsequent Event [Line Items]
Mineral acreage acquired \| a	704
Purchase price of mineral acreage acquired	$ 9,650,000