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Other Property, Plant and Equipment, Net
 9 Months Ended
Sep. 30, 2024
Other Property, Plant and Equipment, Net  
Other Property, Plant and Equipment, Net

4. Other Property, Plant and Equipment, Net

Other property, plant and equipment, net at the dates indicated below, consisted of the following:

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​

​

​

​

​

​

​

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September 30, 

​

December 31,

​

​

2024

    

2023

Land

​

$

30,741

​

$

31,111

Buildings and leasehold improvements

​

 

905

​

 

901

Machinery and office equipment

​

 

2,200

​

 

1,820

Other

​

 

9,664

​

 

8,589

​

​

 

43,510

​

 

42,421

Less: accumulated depreciation

​

 

(9,146)

​

 

(7,790)

Total other property, plant and equipment, net

​

$

34,364

​

$

34,631

​

For the nine months ended September 30, 2024 and 2023, depreciation expense related to other property, plant and equipment was $1.6 million and $1.4 million, respectively, and is included in other depreciation and amortization in the consolidated statements of comprehensive income. For the three months ended September 30, 2024 and 2023, depreciation expense related to other property, plant and equipment was $0.5 million and $0.5 million, respectively, and is included in other depreciation and amortization in the consolidated statements of comprehensive income.