XML 56 R45.htm IDEA: XBRL DOCUMENT v3.21.2
Revenue from Contracts with Customers - Future Fixed Revenue from Stewardship and Real Estate Development Services (Details)
$ in Thousands
Jun. 30, 2021
USD ($)
Revenue from Contract with Customer [Abstract]  
Total Remaining Unsatisfied Performance Obligations $ 18,583
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2021-07-01  
Revenue from Contract with Customer [Abstract]  
Total Remaining Unsatisfied Performance Obligations $ 8,037
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]  
Expected timing of satisfaction, period 6 months
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2022-01-01  
Revenue from Contract with Customer [Abstract]  
Total Remaining Unsatisfied Performance Obligations $ 5,528
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]  
Expected timing of satisfaction, period 1 year
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2023-01-01  
Revenue from Contract with Customer [Abstract]  
Total Remaining Unsatisfied Performance Obligations $ 3,067
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]  
Expected timing of satisfaction, period 1 year
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2024-01-01  
Revenue from Contract with Customer [Abstract]  
Total Remaining Unsatisfied Performance Obligations $ 1,951
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]  
Expected timing of satisfaction, period