Quarterly report pursuant to Section 13 or 15(d)

Property and Equipment, Net - Narrative (Details)

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Property and Equipment, Net - Narrative (Details)
3 Months Ended 12 Months Ended
Oct. 30, 2020
USD ($)
a
Jun. 01, 2020
USD ($)
a
May 04, 2020
USD ($)
a
Dec. 31, 2020
USD ($)
Dec. 31, 2019
USD ($)
Sep. 30, 2019
USD ($)
Property Plant And Equipment [Line Items]            
Acres Of Land Purchased | a 3,280          
Gain on sale of real estate, property and equipment and assets held for sale $ 16,450,000     $ 3,364,000 $ 25,000  
Citrus Groves            
Property Plant And Equipment [Line Items]            
Acres of land sold | a   30        
Consideration for discontinued operation   $ 122,000        
Gain (loss) on disposal of discontinued operation   $ 83,000        
Citrus Blocks            
Property Plant And Equipment [Line Items]            
Acres Of Land Purchased | a     334      
Gain on sale of real estate, property and equipment and assets held for sale     $ 2,850,000      
Citrus trees            
Property Plant And Equipment [Line Items]            
Asset impairment charges       $ 0   $ 0