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OIL AND NATURAL GAS PROPERTIES (Details) - USD ($) | 1 Months Ended | 12 Months Ended | 24 Months Ended |  |  |
--- | --- | --- | --- | --- | --- | ---
Sep. 30, 2015 | Sep. 30, 2016 | Sep. 30, 2015 | Sep. 30, 2016 | Sep. 12, 2016 | Aug. 27, 2015 | Nov. 13, 2014
Oil and natural gas properties |  |  |  |  |  |  |
Liabilities associated with properties sold |  | $ 0 | $ 2,013,000 |  |  |  |
Revenues |  | 13,287,000 | 17,533,000 |  |  |  |
Net earnings (loss) |  | (2,864,000) | 1,769,000 |  |  |  |
Net earnings (loss) attributable to Barnwell Industries, Inc. stockholders |  | $ (3,615,000) | $ 1,263,000 |  |  |  |
Basic net earnings (loss) per common share attributable to Barnwell Industries, Inc. stockholders (in dollars per share) |  | $ (0.44) | $ 0.15 |  |  |  |
Oil and natural gas properties | Progress November 2014 [Member] |  |  |  |  |  |  |
Oil and natural gas properties |  |  |  |  |  |  |
Property and equipment |  |  |  |  |  |  | $ 751,000
Asset retirement obligation |  |  |  |  |  |  | (225,000)
Net identifiable assets acquired |  |  |  |  |  |  | $ 526,000
Oil and natural gas properties | Progress August 2015 [Member] |  |  |  |  |  |  |
Oil and natural gas properties |  |  |  |  |  |  |
Property and equipment |  |  |  |  |  | $ 397,000 |
Asset retirement obligation |  |  |  |  |  | (91,000) |
Net identifiable assets acquired |  |  |  |  |  | $ 306,000 |
Oil and natural gas properties | Wood River Sept 2016 [Member] |  |  |  |  |  |  |
Oil and natural gas properties |  |  |  |  |  |  |
Property and equipment |  |  |  |  | $ 813,000 |  |
Asset retirement obligation |  |  |  |  | (44,000) |  |
Net identifiable assets acquired |  |  |  |  | $ 769,000 |  |
Oil and natural gas properties | Dunvegan and Belloy areas of Alberta |  |  |  |  |  |  |
Oil and natural gas properties |  |  |  |  |  |  |
Divestiture of businesses, sale price | $ 21,875,000 |  |  |  |  |  |
Proceeds from divestiture of businesses | $ 14,162,000 | $ 493,000 |  |  |  |  |
Percent difference in capitalized costs divided by proved reserves | 220.00% |  |  |  |  |  |
Gain (loss) recognized from property sales |  | $ 472,000 | $ 6,217,000 |  |  |  |
Liabilities associated with properties sold |  |  | 2,013,000 |  |  |  |
Revenues |  |  | 17,533,000 |  |  |  |
Net earnings (loss) |  |  | 1,769,000 |  |  |  |
Net earnings (loss) attributable to Barnwell Industries, Inc. stockholders |  |  | $ 1,263,000 |  |  |  |
Basic net earnings (loss) per common share attributable to Barnwell Industries, Inc. stockholders (in dollars per share) |  |  | $ 0.15 |  |  |  |
Cumulative gain on sale of oil and gas property |  |  |  | $ 6,689,000 |  |  |
Oil and natural gas properties | Dunvegan and Belloy areas of Alberta | Pro Forma |  |  |  |  |  |  |
Oil and natural gas properties |  |  |  |  |  |  |
Revenues |  |  | $ 13,235,000 |  |  |  |
Net earnings (loss) |  |  | (761,000) |  |  |  |
Net earnings (loss) attributable to Barnwell Industries, Inc. stockholders |  |  | $ (1,267,000) |  |  |  |
Basic net earnings (loss) per common share attributable to Barnwell Industries, Inc. stockholders (in dollars per share) |  |  | $ (0.15) |  |  |  |
Oil and natural gas properties | Dunvegan and Belloy areas of Alberta | Working Interest Owner |  |  |  |  |  |  |
Oil and natural gas properties |  |  |  |  |  |  |
Proceeds from divestiture of businesses | $ 7,247,000 |  |  |  |  |  |

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