Quarterly report pursuant to Section 13 or 15(d)

Real Estate Facilities (Activity In Real Estate Facilities) (Details)

v3.19.3
Real Estate Facilities (Activity In Real Estate Facilities) (Details)
$ in Thousands
9 Months Ended
Sep. 30, 2019
USD ($)
ft²
Dec. 31, 2018
USD ($)
ft²
Property, Plant and Equipment [Line Items]    
Beginning Balances $ 1,822,390  
Accumulated Depreciation, Beginning Balances (1,097,748)  
Acquisition of real estate facility 115,925  
Capital expenditures 26,536  
Depreciation and amortization expense (70,896)  
Transfer to properties held for sale 3,156  
Accumulated Depreciation, Ending Balances (1,152,946)  
Ending Balances 1,897,111  
Properties held for sale, net $ 124,937 $ 128,093
Area of real estate property (in square feet) | ft² 628,000  
Properties Held for Sale or Sold [Member]    
Property, Plant and Equipment [Line Items]    
Area of real estate property (in square feet) | ft²   1,300,000
Land [Member]    
Property, Plant and Equipment [Line Items]    
Beginning Balances $ 762,731  
Acquisition of real estate facility 75,160  
Ending Balances 837,891  
Buildings And Improvements [Member]    
Property, Plant and Equipment [Line Items]    
Beginning Balances 2,157,407  
Acquisition of real estate facility 40,765  
Capital expenditures 26,536  
Disposals (11,643)  
Transfer to properties held for sale (899)  
Ending Balances 2,212,166  
Accumulated Depreciation [Member]    
Property, Plant and Equipment [Line Items]    
Accumulated Depreciation, Beginning Balances (1,097,748)  
Accumulated Depreciation, Disposals 11,643  
Depreciation and amortization expense (70,896)  
Transfer to properties held for sale 4,055  
Accumulated Depreciation, Ending Balances (1,152,946)  
Reclassification [Member]    
Property, Plant and Equipment [Line Items]    
Beginning Balances (128,100)  
Properties held for sale, net   $ 128,100
Reclassification [Member] | Land [Member]    
Property, Plant and Equipment [Line Items]    
Beginning Balances (53,900)  
Properties held for sale, net   53,900
Reclassification [Member] | Buildings And Improvements [Member]    
Property, Plant and Equipment [Line Items]    
Beginning Balances (217,500)  
Properties held for sale, net   217,500
Reclassification [Member] | Accumulated Depreciation [Member]    
Property, Plant and Equipment [Line Items]    
Beginning Balances $ (143,300)  
Properties held for sale, net   $ 143,300