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Other Assets (Details) - USD ($)
$ in Thousands
Oct. 31, 2023
Apr. 30, 2023
Oct. 31, 2022
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]      
Investments in mutual water companies $ 5,703   $ 6,500
Disposed of by Sale | Northern Properties      
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]      
Investments in mutual water companies   $ 1,320