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COMMITMENTS AND CONTINGENCIES (Detail)
$ in Thousands
3 Months Ended 12 Months Ended
Mar. 31, 2020
well
Sep. 30, 2020
USD ($)
well
Sep. 30, 2019
customer
well
Jul. 28, 2020
USD ($)
Mar. 07, 2019
Commitments and contingencies          
Amounts accrued under the incentive compensation plan   $ 23      
Investments in land development partnerships | KD Development, LLC          
Commitments and contingencies          
Collaborative agreement, fees, percentage of cumulative net profits         0.72%
Investments in land development partnerships | Pool Of Various Individuals          
Commitments and contingencies          
Collaborative agreement, fees, percentage of cumulative net profits         0.20%
Kaupulehu Developments          
Commitments and contingencies          
Fees to be paid to Nearco   10.40%      
Percentage of Increment II receipts to be paid to external real estate counsel for services provided in the negotiation and closing of the Increment II transaction   1.20%      
Unfavorable Regulatory Action | Contract drilling          
Commitments and contingencies          
Number of wells not meeting specifications for plumbness | well 1   2    
Number of customers with wells not meeting specifications for plumbness | customer     1    
Warranty agreement, term 5 years        
Triggering event, minimum pump failures attributable to lack of plumbness 2        
Number of wells not meeting permitted depth | well   2      
Estimate of possible loss   $ 300   $ 1,200  
Loss contingency accrual   $ 300