Annual report pursuant to Section 13 and 15(d)

Stock-Based Compensation - TRIP Unit Activity (Details)

v3.20.4
Stock-Based Compensation - TRIP Unit Activity (Details) - shares
12 Months Ended
Mar. 05, 2021
Sep. 02, 2020
Aug. 23, 2020
Jul. 24, 2020
Jul. 09, 2020
May 12, 2020
Mar. 05, 2020
Mar. 03, 2020
Dec. 31, 2020
Vesting percentage                 135.00%
Long Term Incentives Plan Units [Member]                  
Vesting percentage 50.00%           50.00%    
2017 Program [Member]                  
Vesting percentage 50.00%                
2017 Program [Member] | Long Term Incentives Plan Units [Member]                  
Number of units issued     21     14   155  
2019 Annual Incentive Plan [Member] | Long Term Incentives Plan Units [Member]                  
Number of units issued               147  
Long Term Incentive Plan 2020 [Member] | Long Term Incentives Plan Units [Member]                  
Number of units issued               43  
2017 Performance Program [Member]                  
Vesting percentage 50.00%                
Annual Award Agreements [Member] | Long Term Incentives Plan Units [Member]                  
Number of units issued   19              
Share-based Compensation Award, Tranche One [Member] | 2017 Program [Member] | Long Term Incentives Plan Units [Member]                  
Vesting percentage                 50.00%
Share-based Compensation Award, Tranche One [Member] | 2019 Annual Incentive Plan [Member] | Long Term Incentives Plan Units [Member]                  
Vesting percentage                 50.00%
Share-based Compensation Award, Tranche One [Member] | Long Term Incentive Plan [Member] | Long-Term Awards [Member]                  
Vesting percentage                 75.00%
Share-based Compensation Award, Tranche One [Member] | Long Term Incentive Plan [Member] | Long Term Incentives Plan Units [Member]                  
Vesting percentage                 50.00%
Share-based Compensation Award, Tranche One [Member] | Long Term Incentive Plan 2020 [Member] | Long Term Incentives Plan Units [Member]                  
Vesting percentage                 33.33%
Share-based Compensation Award, Tranche One [Member] | 2017 Performance Program [Member] | Long Term Incentives Plan Units [Member]                  
Vesting percentage                 50.00%
Share-based Compensation Award, Tranche One [Member] | Annual Award Agreements [Member]                  
Vesting percentage                 100.00%
Share-based Compensation Award, Tranche Two [Member] | 2017 Program [Member] | Long Term Incentives Plan Units [Member]                  
Vesting percentage                 50.00%
Share-based Compensation Award, Tranche Two [Member] | 2019 Annual Incentive Plan [Member] | Long Term Incentives Plan Units [Member]                  
Vesting percentage                 50.00%
Share-based Compensation Award, Tranche Two [Member] | Long Term Incentive Plan [Member] | Long-Term Awards [Member]                  
Vesting percentage                 25.00%
Share-based Compensation Award, Tranche Two [Member] | Long Term Incentive Plan [Member] | Long Term Incentives Plan Units [Member]                  
Vesting percentage                 50.00%
Share-based Compensation Award, Tranche Two [Member] | Long Term Incentive Plan 2020 [Member] | Long Term Incentives Plan Units [Member]                  
Vesting percentage                 33.33%
Share-based Compensation Award, Tranche Two [Member] | 2017 Performance Program [Member] | Long Term Incentives Plan Units [Member]                  
Vesting percentage                 50.00%
Share-based Payment Arrangement, Tranche Three [Member] | Long Term Incentive Plan 2020 [Member] | Long Term Incentives Plan Units [Member]                  
Vesting percentage                 33.33%
Executives Employees [Member] | Retention Grants [Member] | Long Term Incentives Plan Units [Member]                  
Number of units issued         402        
Executives Employees [Member] | Share-based Compensation Award, Tranche One [Member] | Retention Grants [Member]                  
Vesting percentage                 25.00%
Executives Employees [Member] | Share-based Compensation Award, Tranche Two [Member] | Retention Grants [Member] | Long Term Incentives Plan Units [Member]                  
Vesting percentage                 25.00%
Executives Employees [Member] | Share-based Payment Arrangement, Tranche Three [Member] | Retention Grants [Member] | Long Term Incentives Plan Units [Member]                  
Vesting percentage                 25.00%
Executives Employees [Member] | Share-based Payment Arrangement, Tranche Four [Member] | Retention Grants [Member] | Long Term Incentives Plan Units [Member]                  
Vesting percentage                 25.00%
Non Executive Employees [Member] | Retention Grants [Member] | Long Term Incentives Plan Units [Member]                  
Number of units issued       108          
Non Executive Employees [Member] | Share-based Compensation Award, Tranche One [Member] | Retention Grants [Member] | Long Term Incentives Plan Units [Member]                  
Vesting percentage                 25.00%
Non Executive Employees [Member] | Share-based Compensation Award, Tranche Two [Member] | Retention Grants [Member] | Long Term Incentives Plan Units [Member]                  
Vesting percentage                 25.00%
Non Executive Employees [Member] | Share-based Payment Arrangement, Tranche Three [Member] | Retention Grants [Member] | Long Term Incentives Plan Units [Member]                  
Vesting percentage                 25.00%
Non Executive Employees [Member] | Share-based Payment Arrangement, Tranche Four [Member] | Retention Grants [Member] | Long Term Incentives Plan Units [Member]                  
Vesting percentage                 25.00%