Annual report pursuant to Section 13 and 15(d)

Summary of Significant Accounting Policies - Schedule of Gross Accounts Receivable Balance Concentrations by Major Category (Details)

v3.19.3.a.u2
Summary of Significant Accounting Policies - Schedule of Gross Accounts Receivable Balance Concentrations by Major Category (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Accounts Notes And Loans Receivable [Line Items]    
Gross accounts receivable $ 36,104 $ 39,062
Gross accounts receivable, percentage 100.00% 100.00%
Rental    
Accounts Notes And Loans Receivable [Line Items]    
Gross accounts receivable $ 3,003 $ 3,406
Gross accounts receivable, percentage 8.30% 8.70%
Business To Business And Other Receivables    
Accounts Notes And Loans Receivable [Line Items]    
Gross accounts receivable $ 33,101 $ 35,656
Gross accounts receivable, percentage 91.70% 91.30%