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GENERAL AND ADMINISTRATIVE EXPENSES (Details) - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended
Jan. 31, 2022
Jan. 31, 2021
Jan. 31, 2022
Jan. 31, 2021
General and Administrative Expense, Disclosure [Line Items]        
General and administrative expenses $ 1,540 $ 1,342 $ 3,983 $ 4,306
Land Development        
General and Administrative Expense, Disclosure [Line Items]        
General and administrative expenses 1,098 829 2,359 1,826
Home building        
General and Administrative Expense, Disclosure [Line Items]        
General and administrative expenses 222 137 621 368
Corporate        
General and Administrative Expense, Disclosure [Line Items]        
General and administrative expenses $ 220 $ 376 $ 1,003 $ 2,112