Property, Plant and Equipment (Tables)

9 Months Ended

Sep. 30, 2014

Property Plant And Equipment [Abstract]

Property, Plant and Equipment by Classification

The following table sets forth the Company’s property, plant and equipment by classification (in thousands).

	Useful	September 30,			December 31,
	Life	2014			2013
Construction in progress	-	$	356		$	66,033
Plant machinery and equipment	10 years		13,093			11,009
Site improvements	10 years		7,009			7,007
Retrofit asset	20 years		65,659			-
Lab equipment, furniture and fixtures and vehicles	5 years		6,369			6,303
Demonstration plant	2 years		3,597			3,597
Buildings	10 years		2,543			2,543
Computer, office equipment and software	3 years		1,465			1,437
Leasehold improvements, pilot plant, land and support equipment	2 - 5 years		2,143			2,105
Total property, plant and equipment			102,234			100,034
Less accumulated depreciation and amortization			(19,724	)		(16,559	)
Property, plant and equipment, net		$	82,510		$	83,475