XML 24 R12.htm IDEA: XBRL DOCUMENT v3.8.0.1
Other Property And Equipment
12 Months Ended
Dec. 31, 2017
Other Property And Equipment [Abstract]  
Other Property And Equipment

6. Other Property and Equipment



Other property and equipment consisted of the following as of December 31, 2017: (in thousands)







 

 

 

 

 

 

 

 

 

 

 



 

 

 

 

 

 

 

 

 

 

 



 

Depreciable

 

 

 

 

Accumulated

 

Net Book

Type

 

Life

 

Gross Cost

 

Depreciation

 

Value

Machinery and equipment

 

5-7 yrs

 

$

20 

 

$

20 

 

$

 —

Vehicles

 

2-5 yrs

 

 

318 

 

 

183 

 

 

135 

Other

 

5 yrs

 

 

63 

 

 

63 

 

 

 —

Total

 

 

 

$

401 

 

$

266 

 

$

135 



Other property and equipment consisted of the following as of December 31, 2016: (in thousands)







 

 

 

 

 

 

 

 

 

 

 



 

 

 

 

 

 

 

 

 

 

 



 

Depreciable

 

 

 

 

Accumulated

 

Net Book

Type

 

Life

 

Gross Cost

 

Depreciation

 

Value

Machinery and equipment

 

5-7 yrs

 

$

20 

 

$

20 

 

$

 —

Vehicles

 

2-5 yrs

 

 

339 

 

 

199 

 

 

140 

Other

 

5 yrs

 

 

63 

 

 

63 

 

 

 —

Total

 

 

 

$

422 

 

$

282 

 

$

140 



The Company uses the straight-line method of depreciation for other property and equipment.  During each of the years ended December 31, 2017, 2016, and 2015, the Company recorded depreciation expense of $66,000,  $69,000,  and $77,000, respectively.