Quarterly report pursuant to Section 13 or 15(d)

Notes and Other Debts Payable, net - Narrative (Details)

v3.21.1
Notes and Other Debts Payable, net - Narrative (Details)
$ in Millions
3 Months Ended 12 Months Ended
Apr. 15, 2020
USD ($)
Jan. 15, 2020
USD ($)
Mar. 31, 2021
USD ($)
Dec. 31, 2018
loan
Construction loans | Construction Loan Acquired in Acquisition of Real Estate Inventory        
Debt Instrument [Line Items]        
Number of loans acquired | loan       2
Construction loans | Construction Loan Acquired in Acquisition of Real Estate Inventory | LIBOR        
Debt Instrument [Line Items]        
Effective interest rate at period end     8.25%  
Basis spread on variable rate       6.50%
Construction loans | Minimum        
Debt Instrument [Line Items]        
Effective interest rate at period end     4.00%  
Construction loans | Minimum | Construction Loan Acquired in Acquisition of Real Estate Inventory | LIBOR        
Debt Instrument [Line Items]        
Basis spread on variable rate       8.25%
Construction loans | Maximum        
Debt Instrument [Line Items]        
Effective interest rate at period end     5.50%  
Line of credit facilities | Revolving Credit Facility        
Debt Instrument [Line Items]        
Credit facility, maximum borrowing capacity     $ 195.0  
Credit facility, fair value of amount outstanding     99.8  
Line of credit facilities | Revolving Credit Facility | Garret Walker        
Debt Instrument [Line Items]        
Proceeds from line of credit   $ 70.0    
Credit facility, maximum borrowing capacity     100.0  
Credit facility, fair value of amount outstanding     $ 79.2  
Line of credit facilities | Revolving Credit Facility | Prime Rate        
Debt Instrument [Line Items]        
Effective interest rate at period end     5.25%  
Basis spread on variable rate     1.25%  
Line of credit facilities | Revolving Credit Facility | Prime Rate | Garret Walker        
Debt Instrument [Line Items]        
Effective interest rate at period end     5.00%  
Basis spread on variable rate     1.00%  
Line of credit facilities | Revolving Credit Facility | Minimum | Prime Rate        
Debt Instrument [Line Items]        
Basis spread on variable rate     5.25%  
Line of credit facilities | Revolving Credit Facility | Minimum | Prime Rate | Garret Walker        
Debt Instrument [Line Items]        
Basis spread on variable rate     5.00%  
EB-5 notes payable | Minimum        
Debt Instrument [Line Items]        
Effective interest rate at period end     4.00%  
EB-5 notes payable | Maximum        
Debt Instrument [Line Items]        
Effective interest rate at period end     6.00%  
Paycheck Protection Program Notes        
Debt Instrument [Line Items]        
Proceeds from PPP loan $ 4.3      
Interest rate, stated percentage 1.00%