XML 54 R47.htm IDEA: XBRL DOCUMENT v3.20.2
Revenue - Management Fee Revenue (Details) - USD ($)
$ in Thousands
Jun. 30, 2020
Dec. 31, 2019
Related Party Transaction [Line Items]    
Amounts due from related parties $ 5,548 $ 1,743
Amounts due to related parties 7,117 11,790
Related Parties | Management and administrative services revenue    
Related Party Transaction [Line Items]    
Amounts due from related parties 1,700 1,400
Amounts due to related parties $ 0 $ 200