SUBSEQUENT EVENTS	6 Months Ended
Mar. 31, 2022
Subsequent Events [Abstract]
SUBSEQUENT EVENTS	SUBSEQUENT EVENTSSubsequent to March 31, 2022, Barnwell received net cash distributions in the amount of $385,000 from the Kukio Resort Land Development Partnerships. Financial results of this distribution will be reflected in Barnwell's quarter ending June 30, 2022.In May 2022, Barnwell’s stockholders approved the amendment to increase the Company’s number of authorized shares of common stock from 20,000,000 to 40,000,000 shares and approved the amendments to the Company’s 2018 Equity Incentive Plan (the “2018 Plan”) which included the amendment to increase the total number of shares of stock authorized for awards granted under the 2018 Plan from 800,000 to 1,600,000 shares amongst other amendments.

The entire disclosure for significant events or transactions that occurred after the balance sheet date through the date the financial statements were issued or the date the financial statements were available to be issued. Examples include: the sale of a capital stock issue, purchase of a business, settlement of litigation, catastrophic loss, significant foreign exchange rate changes, loans to insiders or affiliates, and transactions not in the ordinary course of business.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 855
-URI http://asc.fasb.org/topic&trid=2122774

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 855
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=6842918&loc=SL6314017-165662

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