XML 78 R64.htm IDEA: XBRL DOCUMENT v3.19.1
Stock-Based Compensation (Details) - USD ($)
1 Months Ended 3 Months Ended
Dec. 31, 2015
Mar. 31, 2019
Mar. 31, 2018
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Risk-free rate   2.57%  
Dividend yield   3.00%  
Additional paid-in capital and non-controlling interest—units in the operating partnership      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Share-based compensation expense   $ 5,179,000 $ 4,570,000
General and administrative expenses      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Share-based compensation expense   5,150,000 4,338,000
Deferred leasing costs and lease intangibles assets, net      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Share-based compensation expense   $ 29,000 $ 232,000
The Company      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Expected volatility rate   22.00%  
Particular REIT Index      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Expected volatility rate   18.00%  
Existing and Newly Elected Board Member      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Award vesting period (in years)   3 years  
Employees      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Award vesting period (in years)   3 years  
Employees | Restricted Stock      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Award vesting period (in years) 4 years    
One-Time Retention Awards      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Award vesting rights 25.00% 50.00%  
Outperformance Program      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Performance period (in years)   3 years  
Outperformance Plan Prior To 2017      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Vesting percentage after initial performance period (in years)   50.00%  
Outperformance Plan Prior To 2017 | Restricted Stock      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Award vesting period following performance period   2 years  
Award mandatory holding period   2 years  
Outperformance Program 2019      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Maximum bonus pool   $ 28,000,000.0