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SUBSEQUENT EVENTS (Details)
$ / shares in Units, $ / a in Thousands
3 Months Ended
Apr. 30, 2019
a
Apr. 29, 2019
USD ($)
a
$ / shares
$ / a
Apr. 10, 2019
USD ($)
shares
Mar. 31, 2019
USD ($)
shares
Apr. 25, 2019
shares
Jan. 31, 2019
shares
Subsequent Events            
Stock repurchased (in shares)       70,708    
Shares repurchased (in dollars) | $       $ 4,125,194    
Existing buyback program           10,000,000
Acres sold | a 3,200          
Subsequent Event            
Subsequent Events            
Existing buyback program     10,000,000      
Subsequent Event | Unicorp East of I-95, three | Commercial/Retail            
Subsequent Events            
Acres sold | a   38        
Sale amount | $   $ 710,000        
Sales Price Per Acre | $ / a   19        
Estimated gain from sale of land | $   $ 595,000        
Estimated gain from sale of land (in dollars per share) | $ / shares   $ 0.09        
Subsequent Event | Block Share Repurchase            
Subsequent Events            
Minimum ownership interest held by largest shareholder     28.00%      
Stock repurchased (in shares)     320,741      
Percentage of Company’s outstanding shares purchased     6.00%      
Shares repurchased (in dollars) | $     $ 18,400,000      
Shares held by selling shareholders     1,232,334      
Existing buyback program         10,000,000