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Property, Plant and Equipment, net

6 Months Ended

Jun. 30, 2017

Property Plant And Equipment [Abstract]

Property, Plant and Equipment, net

7. Property, Plant and Equipment, net

Net property, plant and equipment consisted of:

		June 30, 2017				December 31, 2016
Machinery, equipment and tooling		$	4,995			$	4,841
Vehicles			1,329				953
Furniture and fixtures			312				305
Plant and building			64,439				64,390
Real estate properties			3,607				3,503
Railroad and sidings			7,939				7,927
Land and improvements			13,338				13,317
Asset retirement obligation			1,324				1,324
Mineral properties			9,785				9,785
Deferred mining costs			417				417
Construction in progress			26,057				16,715
			133,542				123,477
Less: accumulated depreciation and depletion			22,465				19,381
Total property, plant and equipment, net		$	111,077			$	104,096

Depreciation expense was $1,688 and $1,569 for the three months and $3,350 and $3,172 for the six months ended June 30, 2017 and 2016, respectively. Depletion expense was $5 and $5 for the three months and $10 and $1 for the six months ended June 30, 2017 and 2016, respectively.

The Company capitalized no interest expense associated with the construction of new plant and equipment for the three months ended June 30, 2017 and 2016. The Company capitalized $0 and $139 for the six months ended June 30, 2017 and 2016, respectively, of interest expense associated with the construction of new plant and equipment.

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- References

No definition available.

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- Definition

The entire disclosure for long-lived, physical assets used in the normal conduct of business and not intended for resale. Includes, but is not limited to, accounting policies and methodology, roll forwards, depreciation, depletion and amortization expense, including composite depreciation, accumulated depreciation, depletion and amortization expense, useful lives and method used, income statement disclosures, assets held for sale and public utility disclosures.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 360
-URI http://asc.fasb.org/topic&trid=2155823

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