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Property, Plant and Equipment, net (Tables)

12 Months Ended

Dec. 31, 2016

Property Plant And Equipment [Abstract]

Schedule of Net Property, Plant and Equipment

Net property, plant and equipment consists of:

		December 31,
		2016				2015
Machinery, equipment and tooling		$	4,841			$	4,673
Vehicles			953				952
Furniture and fixtures			305				303
Plant and building			64,390				64,001
Real estate properties			3,503				3,500
Railroad and sidings			7,927				7,868
Land and improvements			13,317				12,977
Asset retirement obligation			1,324				1,135
Mineral properties			9,785				9,785
Deferred mining costs			417				155
Construction in progress			16,715				16,637
			123,477				121,986
Less: accumulated depreciation and depletion			19,381				13,058
Total property, plant and equipment, net		$	104,096			$	108,928

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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 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.13)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 2: 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 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 02
-Paragraph 13
-Subparagraph b
-Article 5

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