Annual report pursuant to Section 13 and 15(d)

Credit Losses, Financial Assets and Other Instruments (Details)

v3.20.4
Credit Losses, Financial Assets and Other Instruments (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Off-Balance Sheet, Credit Loss, Exposure, Credit Loss Expense (Reversal) Allowance for Credit Loss [Roll Forward]      
December 31, 2019 $ 0    
Cumulative effect of change for adoption of credit loss guidance 1,340    
Credit loss (recoveries) expense (1,340)    
Other changes 0    
December 31, 2020 0 $ 0  
Credit Losses, Financial Assets and Other Instruments [Roll Forward]      
December 31, 2019 97    
Cumulative effect of change for adoption of credit loss guidance 5,541    
Credit loss (recoveries) expense (933) 0 $ 0
Other changes (8)    
December 31, 2020 4,697 97  
Other Assets      
Accounts Receivable, Allowance for Credit Loss [Roll Forward]      
December 31, 2019 0    
Cumulative effect of change for adoption of credit loss guidance 144    
Credit loss (recoveries) expense 559    
Other changes (60)    
December 31, 2020 643 0  
Accounts receivable, allowance for credit loss 643 0  
Other Assets | Accounts Receivable, Net      
Accounts Receivable, Allowance for Credit Loss [Roll Forward]      
December 31, 2020 257    
Accounts receivable, allowance for credit loss 257    
Other Assets | Prepaid expenses and other assets, net      
Accounts Receivable, Allowance for Credit Loss [Roll Forward]      
December 31, 2020 386    
Accounts receivable, allowance for credit loss 386    
Investing Receivables      
Financing Receivable, Allowance for Credit Loss [Roll Forward]      
December 31, 2019 0    
Cumulative effect of change for adoption of credit loss guidance 3,732    
Credit loss (recoveries) expense (881)    
Other changes 0    
December 31, 2020 2,851 0  
Tenant Notes Receivables      
Financing Receivable, Allowance for Credit Loss [Roll Forward]      
December 31, 2019 97    
Cumulative effect of change for adoption of credit loss guidance 325    
Credit loss (recoveries) expense 729    
Other changes 52    
December 31, 2020 $ 1,203 $ 97