Quarterly report pursuant to Section 13 or 15(d)

Capital Assets (Details)

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Capital Assets (Details) - USD ($)
$ in Thousands
Mar. 31, 2024
Dec. 31, 2023
Cost $ 44,603 $ 43,909
Accumulated Depreciation (23,455) (22,865)
Net Book Value 21,148 21,044
Rolling Stock [Member]    
Cost 5,765 5,226
Accumulated Depreciation (3,819) (3,701)
Net Book Value 1,946 1,525
Enclosures [Member]    
Cost 35,227 35,190
Accumulated Depreciation (17,278) (16,850)
Net Book Value 17,949 18,340
Machinery And Equipment [Member]    
Cost 2,127 2,016
Accumulated Depreciation (1,113) (1,081)
Net Book Value 1,014 935
Furniture And Fixtures [Member]    
Cost 265 265
Accumulated Depreciation (168) (163)
Net Book Value 97 102
Information Technology [Member]    
Cost 1,205 1,198
Accumulated Depreciation (1,073) (1,067)
Net Book Value 132 131
Right Of Use Assets [Member]    
Cost 14 14
Accumulated Depreciation (4) (3)
Net Book Value $ 10 $ 11