Annual report pursuant to Section 13 and 15(d)

Real Estate and Intangible Assets - Significant Existing Real Estate Activity (Detail)

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Real Estate and Intangible Assets - Significant Existing Real Estate Activity (Detail)
$ in Millions
 12 Months Ended
Jun. 01, 2017
lease
Dec. 31, 2019
USD ($)
a
lease
Dec. 31, 2018
a
Real Estate Properties [Line Items]      
Number of Leases 2    
Total Farm Acres | a   86,535 73,205
Arizona, California, Florida, Michigan, Nebraska, and Texas      
Real Estate Properties [Line Items]      
Number of Leases   24  
Total Farm Acres | a   16,955  
Prior Leases | Arizona, California, Florida, Michigan, Nebraska, and Texas      
Real Estate Properties [Line Items]      
Total annualized straight-line rent | $   $ 10  
Number of leases with participation rents   3  
Number of NNN leases   14  
Number of NN leases   10  
New Leases | Arizona, California, Florida, Michigan, Nebraska, and Texas      
Real Estate Properties [Line Items]      
Total annualized straight-line rent | $   $ 11  
Lease Term   6 years 4 months 18 days  
Number of leases with participation rents   3  
Number of NNN leases   11  
Number of NN leases   13