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Property, Plant and Equipment, net (Tables)

9 Months Ended

Sep. 30, 2017

Property Plant And Equipment [Abstract]

Schedule of Net Property, Plant and Equipment

Net property, plant and equipment consisted of:

		September 30, 2017				December 31, 2016
Machinery, equipment and tooling		$	7,126			$	4,841
Vehicles			1,478				953
Furniture and fixtures			463				305
Plant and building			80,957				64,390
Real estate properties			3,607				3,503
Railroad and sidings			7,939				7,927
Land and improvements			16,962				13,317
Asset retirement obligation			1,324				1,324
Mineral properties			9,879				9,785
Deferred mining costs			417				417
Construction in progress			32,623				16,715
			162,775				123,477
Less: accumulated depreciation and depletion			24,245				19,381
Total property, plant and equipment, net		$	138,530			$	104,096

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- References

No definition available.

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- Definition

Tabular disclosure of physical assets used in the normal conduct of business and not intended for resale. Includes, but is not limited to, balances by class of assets, depreciation and depletion expense and method used, including composite depreciation, and accumulated deprecation.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 360
-SubTopic 10
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(13))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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