RELATED PARTY TRANSACTIONS	12 Months Ended
Sep. 30, 2017
Related Party Transactions [Abstract]
RELATED PARTY TRANSACTIONS	RELATED PARTY TRANSACTIONS Kaupulehu Developments is entitled to receive a percentage of the gross receipts from the sales of lots in Increment I from KD I and the sales of lots and/or residential units in Increment II from KD II. Kaupulehu Developments is also entitled to receive 50% of distributions, up to $8,000,000, otherwise payable from KD II to its members, after the members of KD II have received distributions equal to the original basis of the capital they invested in the project, which occurred in fiscal 2017. KD I and KD II are part of the Kukio Resort land development partnerships in which Barnwell holds an indirect 19.6% non-controlling ownership interest accounted for under the equity method of investment. The percentage payments and percent of distribution payments are part of transactions which took place in 2004 and 2006 where Kaupulehu Developments sold its leasehold interests in Increment I and Increment II to KD I's and KD II's predecessors in interest, respectively, which was prior to Barnwell’s affiliation with KD I and KD II which commenced on November 27, 2013, the acquisition date of our ownership interest in the Kukio Resort land development partnerships. During the year ended September 30, 2017, Barnwell received $2,003,000 in percentage of sales payments from KD I and KD II from the sale of two lots within Phase II of Increment I and the sale of one lot within Increment II. In fiscal 2017, the members of KD II received cumulative distributions equal to the original basis of capital invested in the project after which Kaupulehu Developments received $2,500,000 during the year ended September 30, 2017. During the year ended September 30, 2016, Barnwell received $2,255,000 in percentage of sales payments from KD I and KD II from the sale of three lots within Phase II of Increment I and one lot within Increment II.

RELATED PARTY TRANSACTIONS

Kaupulehu Developments is entitled to receive a percentage of the gross receipts from the sales of lots in Increment I from KD I and the sales of lots and/or residential units in Increment II from KD II. Kaupulehu Developments is also entitled to receive 50% of distributions, up to $8,000,000, otherwise payable from KD II to its members, after the members of KD II have received distributions equal to the original basis of the capital they invested in the project, which occurred in fiscal 2017. KD I and KD II are part of the Kukio Resort land development partnerships in which Barnwell holds an indirect 19.6% non-controlling ownership interest accounted for under the equity method of investment. The percentage payments and percent of distribution payments are part of transactions which took place in 2004 and 2006 where Kaupulehu Developments sold its leasehold interests in Increment I and Increment II to KD I's and KD II's predecessors in interest, respectively, which was prior to Barnwell’s affiliation with KD I and KD II which commenced on November 27, 2013, the acquisition date of our ownership interest in the Kukio Resort land development partnerships.

During the year ended September 30, 2017, Barnwell received $2,003,000 in percentage of sales payments from KD I and KD II from the sale of two lots within Phase II of Increment I and the sale of one lot within Increment II. In fiscal 2017, the members of KD II received cumulative distributions equal to the original basis of capital invested in the project after which Kaupulehu Developments received $2,500,000 during the year ended September 30, 2017.

During the year ended September 30, 2016, Barnwell received $2,255,000 in percentage of sales payments from KD I and KD II from the sale of three lots within Phase II of Increment I and one lot within Increment II.