LONG-TERM DEBT	9 Months Ended
Jun. 30, 2017
Long-term Debt, Unclassified [Abstract]
LONG-TERM DEBT	LONG-TERM DEBT Canadian revolving demand facility In June 2016, Barnwell entered into an agreement with Royal Bank of Canada for a revolving demand facility in the amount of $500,000 Canadian dollars. Borrowings under this facility were $0 at September 30, 2016. The obligations under the credit facility were secured by a $500,000 Canadian dollar guaranteed investment certificate pledged to Royal Bank of Canada, which is classified as "Restricted cash" on the accompanying Condensed Consolidated Balance Sheet at U.S. $381,000, at the September 30, 2016 exchange rate. In April 2017, the revolving demand facility was canceled and the guaranteed investment certificate matured and the funds were reclassified to cash.

LONG-TERM DEBT

9 Months Ended

Jun. 30, 2017

Long-term Debt, Unclassified [Abstract]

Canadian revolving demand facility

In June 2016, Barnwell entered into an agreement with Royal Bank of Canada for a revolving demand facility in the amount of $500,000 Canadian dollars. Borrowings under this facility were $0 at September 30, 2016. The obligations under the credit facility were secured by a $500,000 Canadian dollar guaranteed investment certificate pledged to Royal Bank of Canada, which is classified as "Restricted cash" on the accompanying Condensed Consolidated Balance Sheet at U.S. $381,000, at the September 30, 2016 exchange rate. In April 2017, the revolving demand facility was canceled and the guaranteed investment certificate matured and the funds were reclassified to cash.