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INVESTMENTS INVESTMENTS - SUMMARIZED FINANCIAL INFORMATION (Details) - Investments in land development partnerships - USD ($)
$ in Thousands
12 Months Ended
Sep. 30, 2020
Sep. 30, 2019
Investment Holdings [Line Items]    
Revenue $ 7,911 $ 7,507
Gross profit 4,071 3,157
Net (loss) earnings $ 618 $ (1,095)