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Organization and Basis of Presentation (Tables)
12 Months Ended
Dec. 31, 2020
Organization and Basis of Presentation  
Schedule of property rental and other property revenue

Year Ended December 31, 

 

(Dollars in thousands)

    

2020

    

2019

    

2018

 

Rental revenue from the U.S. federal government

$

84,086

$

86,644

$

94,822

Percentage of commercial segment rental revenue

 

23.4

%  

 

21.2

%  

 

22.0

%

Percentage of total rental revenue

 

17.8

%  

 

16.7

%  

 

17.6

%