OIL AND NATURAL GAS PROPERTIES AND ASSET RETIREMENT OBLIGATION (Tables)

6 Months Ended

Mar. 31, 2018

Oil and Natural Gas Properties [Abstract]

Pro forma information

	Six months ended March 31, 2018
Pro forma (unaudited)	Historical			Pro forma
Total revenues	$	3,831,000		$	3,439,000
Net loss	$	(371,000	)	$	(2,223,000	)
Net loss attributable to Barnwell Industries, Inc. stockholders	$	(338,000	)	$	(2,190,000	)
Net loss per common share attributable to Barnwell Industries, Inc. stockholders	$	(0.04	)	$	(0.26	)

	Six months ended March 31, 2017
Pro forma (unaudited)	Historical		Pro forma
Total revenues	$	7,319,000	$	6,794,000
Net earnings	$	1,560,000	$	1,450,000
Net earnings attributable to Barnwell Industries, Inc. stockholders	$	1,026,000	$	916,000
Net earnings per common share attributable to Barnwell Industries, Inc. stockholders	$	0.12	$	0.11

Schedule of change in asset retirement obligation

The following is a reconciliation of the asset retirement obligation:

	Six months ended
	March 31, 2018
Asset retirement obligation as of beginning of period	$	6,863,000
Liabilities associated with properties sold	(1,752,000		)
Revision of estimated obligation	47,000
Accretion expense	136,000
Payments	(538,000		)
Foreign currency translation adjustment	(121,000		)
Asset retirement obligation as of end of period	4,635,000
Less current portion	(1,223,000		)
Asset retirement obligation, long-term	$	3,412,000