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Related Party Transactions - Additional Information (Details) - USD ($)
3 Months Ended 12 Months Ended
May 13, 2013
Mar. 31, 2020
Dec. 31, 2019
Mar. 31, 2019
Dec. 31, 2019
Operating Partnership          
Related Party Transactions          
Credit facility, amount outstanding   $ 9,500,000      
Construction Contracts          
Related Party Transactions          
Revenue from contracts with affiliated entities   8,500,000   $ 0  
Gross profit from related parties   300,000   0  
Due from related parties   4,200,000 $ 1,900,000   $ 1,900,000
Real Estate Service Fees          
Related Party Transactions          
Revenue from contracts with affiliated entities   0   0  
Cost Reimbursements          
Related Party Transactions          
Revenue from contracts with affiliated entities   0   $ 0  
Tax Protection Agreements | Operating Partnership          
Related Party Transactions          
Future sale period for properties 7 years        
Future sale period for properties in limited number of cases 10 years        
Executive Officer | Construction Contracts          
Related Party Transactions          
Gross profit from related parties     $ 3,000,000.0    
Related party amount of transaction   79,500,000      
Gross profit margin, related parties         4.00%
Credit facility, amount outstanding   $ 9,500,000