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Other Property And Equipment
12 Months Ended
Dec. 31, 2014
Other Property And Equipment [Abstract]  
Other Property And Equipment

6. Other Property and Equipment

The Company uses the straight-line method of depreciation for other property and equipment. During each of the years ended December 31, 2014, 2013, and 2012, the Company recorded depreciation expense of $101,000, $170,000, and $258,000, respectively.