Annual report pursuant to Section 13 and 15(d)

Property Portfolio - Gross Investment (Details)

v3.24.0.1
Property Portfolio - Gross Investment (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Property, Plant and Equipment [Line Items]    
Beginning Balance $ 1,484,177 $ 1,343,003
Acquisitions 12,619 157,114
Capitalized costs 6,683 3,413
Disposition (69,827) (15,940)
Ending Balance 1,426,969 1,484,177
Redding Facility [Member]    
Property, Plant and Equipment [Line Items]    
Acquisitions 5,936  
Jacksonville [Member]    
Property, Plant and Equipment [Line Items]    
Disposition (3,850)  
Gainesville Facility [Member]    
Property, Plant and Equipment [Line Items]    
Acquisitions   5,304
Grand Rapids Facility [Member]    
Property, Plant and Equipment [Line Items]    
Acquisitions   7,300
Sarasota Facility [Member]    
Property, Plant and Equipment [Line Items]    
Acquisitions   6,128
Greenwood [Member]    
Property, Plant and Equipment [Line Items]    
Acquisitions   6,241
Fairbanks Facility [Member]    
Property, Plant and Equipment [Line Items]    
Acquisitions   22,958
Rocky Point Facility [Member]    
Property, Plant and Equipment [Line Items]    
Acquisitions   7,985
Fairfax Facility [Member]    
Property, Plant and Equipment [Line Items]    
Acquisitions   21,263
Lees Summit Facility [Member]    
Property, Plant and Equipment [Line Items]    
Acquisitions   6,617
Lexington Facility [Member]    
Property, Plant and Equipment [Line Items]    
Acquisitions   16,991
Toledo Facility [Member]    
Property, Plant and Equipment [Line Items]    
Acquisitions   18,237
Lake Geneva Facility [Member]    
Property, Plant and Equipment [Line Items]    
Acquisitions   6,152
Glenview Facility [Member]    
Property, Plant and Equipment [Line Items]    
Acquisitions   9,138
Canandaigua Facility [Member]    
Property, Plant and Equipment [Line Items]    
Acquisitions   14,048
Hermitage Facility [Member]    
Property, Plant and Equipment [Line Items]    
Acquisitions   5,339
North Charleston Facility [Member]    
Property, Plant and Equipment [Line Items]    
Disposition (7,572)  
Oklahoma City Facility [Member]    
Property, Plant and Equipment [Line Items]    
Disposition (58,405)  
Land [Member]    
Property, Plant and Equipment [Line Items]    
Beginning Balance 168,308 152,060
Acquisitions 771 18,948
Capitalized costs   141
Disposition (4,764) (2,700)
Ending Balance 164,315 168,308
Land [Member] | Redding Facility [Member]    
Property, Plant and Equipment [Line Items]    
Acquisitions 771  
Land [Member] | Jacksonville [Member]    
Property, Plant and Equipment [Line Items]    
Disposition (1,023)  
Land [Member] | Gainesville Facility [Member]    
Property, Plant and Equipment [Line Items]    
Acquisitions   555
Land [Member] | Grand Rapids Facility [Member]    
Property, Plant and Equipment [Line Items]    
Acquisitions   1,238
Land [Member] | Sarasota Facility [Member]    
Property, Plant and Equipment [Line Items]    
Acquisitions   747
Land [Member] | Greenwood [Member]    
Property, Plant and Equipment [Line Items]    
Acquisitions   929
Land [Member] | Fairbanks Facility [Member]    
Property, Plant and Equipment [Line Items]    
Acquisitions   1,782
Land [Member] | Rocky Point Facility [Member]    
Property, Plant and Equipment [Line Items]    
Acquisitions   613
Land [Member] | Fairfax Facility [Member]    
Property, Plant and Equipment [Line Items]    
Acquisitions   4,012
Land [Member] | Lees Summit Facility [Member]    
Property, Plant and Equipment [Line Items]    
Acquisitions   1,349
Land [Member] | Lexington Facility [Member]    
Property, Plant and Equipment [Line Items]    
Acquisitions   1,760
Land [Member] | Toledo Facility [Member]    
Property, Plant and Equipment [Line Items]    
Acquisitions   2,999
Land [Member] | Lake Geneva Facility [Member]    
Property, Plant and Equipment [Line Items]    
Acquisitions   444
Land [Member] | Glenview Facility [Member]    
Property, Plant and Equipment [Line Items]    
Acquisitions   1,448
Land [Member] | Canandaigua Facility [Member]    
Property, Plant and Equipment [Line Items]    
Acquisitions   578
Land [Member] | Hermitage Facility [Member]    
Property, Plant and Equipment [Line Items]    
Acquisitions   353
Land [Member] | North Charleston Facility [Member]    
Property, Plant and Equipment [Line Items]    
Disposition (927)  
Land [Member] | Oklahoma City Facility [Member]    
Property, Plant and Equipment [Line Items]    
Disposition (2,814)  
Buildings    
Property, Plant and Equipment [Line Items]    
Beginning Balance 1,079,781 985,091
Acquisitions 6,944 102,768
Capitalized costs 3,146 1,419
Disposition (51,020) (8,078)
Ending Balance 1,035,705 1,079,781
Buildings | Redding Facility [Member]    
Property, Plant and Equipment [Line Items]    
Acquisitions 3,798  
Buildings | Jacksonville [Member]    
Property, Plant and Equipment [Line Items]    
Disposition (2,827)  
Buildings | Gainesville Facility [Member]    
Property, Plant and Equipment [Line Items]    
Acquisitions   3,899
Buildings | Grand Rapids Facility [Member]    
Property, Plant and Equipment [Line Items]    
Acquisitions   4,976
Buildings | Sarasota Facility [Member]    
Property, Plant and Equipment [Line Items]    
Acquisitions   3,703
Buildings | Greenwood [Member]    
Property, Plant and Equipment [Line Items]    
Acquisitions   4,332
Buildings | Fairbanks Facility [Member]    
Property, Plant and Equipment [Line Items]    
Acquisitions   12,262
Buildings | Rocky Point Facility [Member]    
Property, Plant and Equipment [Line Items]    
Acquisitions   6,243
Buildings | Fairfax Facility [Member]    
Property, Plant and Equipment [Line Items]    
Acquisitions   13,238
Buildings | Lees Summit Facility [Member]    
Property, Plant and Equipment [Line Items]    
Acquisitions   4,101
Buildings | Lexington Facility [Member]    
Property, Plant and Equipment [Line Items]    
Acquisitions   11,350
Buildings | Toledo Facility [Member]    
Property, Plant and Equipment [Line Items]    
Acquisitions   11,366
Buildings | Lake Geneva Facility [Member]    
Property, Plant and Equipment [Line Items]    
Acquisitions   4,612
Buildings | Glenview Facility [Member]    
Property, Plant and Equipment [Line Items]    
Acquisitions   6,258
Buildings | Canandaigua Facility [Member]    
Property, Plant and Equipment [Line Items]    
Acquisitions   11,118
Buildings | Hermitage Facility [Member]    
Property, Plant and Equipment [Line Items]    
Acquisitions   3,891
Buildings | North Charleston Facility [Member]    
Property, Plant and Equipment [Line Items]    
Disposition (4,640)  
Buildings | Oklahoma City Facility [Member]    
Property, Plant and Equipment [Line Items]    
Disposition (43,553)  
Site Improvements [Member]    
Property, Plant and Equipment [Line Items]    
Beginning Balance 22,024 19,021
Acquisitions 1,183 3,352
Capitalized costs 1,009 41
Disposition (1,233) (349)
Ending Balance 21,974 22,024
Site Improvements [Member] | Redding Facility [Member]    
Property, Plant and Equipment [Line Items]    
Acquisitions 174  
Site Improvements [Member] | Gainesville Facility [Member]    
Property, Plant and Equipment [Line Items]    
Acquisitions   76
Site Improvements [Member] | Grand Rapids Facility [Member]    
Property, Plant and Equipment [Line Items]    
Acquisitions   221
Site Improvements [Member] | Sarasota Facility [Member]    
Property, Plant and Equipment [Line Items]    
Acquisitions   84
Site Improvements [Member] | Greenwood [Member]    
Property, Plant and Equipment [Line Items]    
Acquisitions   194
Site Improvements [Member] | Fairbanks Facility [Member]    
Property, Plant and Equipment [Line Items]    
Acquisitions   215
Site Improvements [Member] | Rocky Point Facility [Member]    
Property, Plant and Equipment [Line Items]    
Acquisitions   223
Site Improvements [Member] | Fairfax Facility [Member]    
Property, Plant and Equipment [Line Items]    
Acquisitions   399
Site Improvements [Member] | Lees Summit Facility [Member]    
Property, Plant and Equipment [Line Items]    
Acquisitions   83
Site Improvements [Member] | Lexington Facility [Member]    
Property, Plant and Equipment [Line Items]    
Acquisitions   289
Site Improvements [Member] | Toledo Facility [Member]    
Property, Plant and Equipment [Line Items]    
Acquisitions   581
Site Improvements [Member] | Lake Geneva Facility [Member]    
Property, Plant and Equipment [Line Items]    
Acquisitions   141
Site Improvements [Member] | Glenview Facility [Member]    
Property, Plant and Equipment [Line Items]    
Acquisitions   241
Site Improvements [Member] | Canandaigua Facility [Member]    
Property, Plant and Equipment [Line Items]    
Acquisitions   370
Site Improvements [Member] | Hermitage Facility [Member]    
Property, Plant and Equipment [Line Items]    
Acquisitions   194
Site Improvements [Member] | North Charleston Facility [Member]    
Property, Plant and Equipment [Line Items]    
Disposition (106)  
Site Improvements [Member] | Oklahoma City Facility [Member]    
Property, Plant and Equipment [Line Items]    
Disposition (1,127)  
Tenant improvements [Member]    
Property, Plant and Equipment [Line Items]    
Beginning Balance 65,987 58,900
Acquisitions 2,677 7,394
Capitalized costs 2,356 1,416
Disposition (2,306) (307)
Ending Balance 66,358 65,987
Tenant improvements [Member] | Redding Facility [Member]    
Property, Plant and Equipment [Line Items]    
Acquisitions 321  
Tenant improvements [Member] | Gainesville Facility [Member]    
Property, Plant and Equipment [Line Items]    
Acquisitions   199
Tenant improvements [Member] | Grand Rapids Facility [Member]    
Property, Plant and Equipment [Line Items]    
Acquisitions   270
Tenant improvements [Member] | Sarasota Facility [Member]    
Property, Plant and Equipment [Line Items]    
Acquisitions   331
Tenant improvements [Member] | Greenwood [Member]    
Property, Plant and Equipment [Line Items]    
Acquisitions   360
Tenant improvements [Member] | Fairbanks Facility [Member]    
Property, Plant and Equipment [Line Items]    
Acquisitions   753
Tenant improvements [Member] | Rocky Point Facility [Member]    
Property, Plant and Equipment [Line Items]    
Acquisitions   317
Tenant improvements [Member] | Fairfax Facility [Member]    
Property, Plant and Equipment [Line Items]    
Acquisitions   310
Tenant improvements [Member] | Lees Summit Facility [Member]    
Property, Plant and Equipment [Line Items]    
Acquisitions   410
Tenant improvements [Member] | Lexington Facility [Member]    
Property, Plant and Equipment [Line Items]    
Acquisitions   556
Tenant improvements [Member] | Toledo Facility [Member]    
Property, Plant and Equipment [Line Items]    
Acquisitions   1,247
Tenant improvements [Member] | Lake Geneva Facility [Member]    
Property, Plant and Equipment [Line Items]    
Acquisitions   230
Tenant improvements [Member] | Glenview Facility [Member]    
Property, Plant and Equipment [Line Items]    
Acquisitions   279
Tenant improvements [Member] | Canandaigua Facility [Member]    
Property, Plant and Equipment [Line Items]    
Acquisitions   489
Tenant improvements [Member] | Hermitage Facility [Member]    
Property, Plant and Equipment [Line Items]    
Acquisitions   227
Tenant improvements [Member] | North Charleston Facility [Member]    
Property, Plant and Equipment [Line Items]    
Disposition (801)  
Tenant improvements [Member] | Oklahoma City Facility [Member]    
Property, Plant and Equipment [Line Items]    
Disposition (1,505)  
Intangibles [Member]    
Property, Plant and Equipment [Line Items]    
Beginning Balance 148,077 127,931
Acquisitions 1,044 24,652
Capitalized costs 172 396
Disposition (10,504) (4,506)
Ending Balance 138,617 148,077
Intangibles [Member] | Redding Facility [Member]    
Property, Plant and Equipment [Line Items]    
Acquisitions 872  
Intangibles [Member] | Gainesville Facility [Member]    
Property, Plant and Equipment [Line Items]    
Acquisitions   575
Intangibles [Member] | Grand Rapids Facility [Member]    
Property, Plant and Equipment [Line Items]    
Acquisitions   595
Intangibles [Member] | Sarasota Facility [Member]    
Property, Plant and Equipment [Line Items]    
Acquisitions   1,263
Intangibles [Member] | Greenwood [Member]    
Property, Plant and Equipment [Line Items]    
Acquisitions   426
Intangibles [Member] | Fairbanks Facility [Member]    
Property, Plant and Equipment [Line Items]    
Acquisitions   7,946
Intangibles [Member] | Rocky Point Facility [Member]    
Property, Plant and Equipment [Line Items]    
Acquisitions   589
Intangibles [Member] | Fairfax Facility [Member]    
Property, Plant and Equipment [Line Items]    
Acquisitions   3,304
Intangibles [Member] | Lees Summit Facility [Member]    
Property, Plant and Equipment [Line Items]    
Acquisitions   674
Intangibles [Member] | Lexington Facility [Member]    
Property, Plant and Equipment [Line Items]    
Acquisitions   3,036
Intangibles [Member] | Toledo Facility [Member]    
Property, Plant and Equipment [Line Items]    
Acquisitions   2,044
Intangibles [Member] | Lake Geneva Facility [Member]    
Property, Plant and Equipment [Line Items]    
Acquisitions   725
Intangibles [Member] | Glenview Facility [Member]    
Property, Plant and Equipment [Line Items]    
Acquisitions   912
Intangibles [Member] | Canandaigua Facility [Member]    
Property, Plant and Equipment [Line Items]    
Acquisitions   1,493
Intangibles [Member] | Hermitage Facility [Member]    
Property, Plant and Equipment [Line Items]    
Acquisitions   $ 674
Intangibles [Member] | North Charleston Facility [Member]    
Property, Plant and Equipment [Line Items]    
Disposition (1,098)  
Intangibles [Member] | Oklahoma City Facility [Member]    
Property, Plant and Equipment [Line Items]    
Disposition $ (9,406)