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INTANGIBLE ASSETS (Details) (Patent for IsoBLOX [Member], USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Feb. 28, 2013
Patent for IsoBLOX [Member]
Finite-Lived Intangible Assets [Line Items]
Acquisition purchase price		$ 2,100
Amortization period of intangible asset	15 years
Amortization expense	1,221
Net carrying value of intangible asset	$ 1,979

The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

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