Amount due from customers or clients, within one year of the balance sheet date (or the normal operating cycle, whichever is longer), for goods or services (including trade receivables) that have been delivered or sold in the normal course of business, reduced to the estimated net realizable fair value by an allowance established by the entity of the amount it deems uncertain of collection.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

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-Name Accounting Standards Codification

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For an entity that discloses a concentration risk as a percentage of some financial balance or benchmark, this item identifies a second characteristic of the concentration. For example, "Europe" is the second characteristic in the phrase: "net assets in Europe are 70% of total net assets".

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Reference 1: http://www.xbrl.org/2003/role/presentationRef

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-Section 50

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For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

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Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

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CONCENTRATION OF RISK, Revenues and Accounts Receivable (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013	Dec. 31, 2013
Concentration Risk [Line Items]
Revenues	$ 64,127	$ 49,359	$ 101,965	$ 64,335
Accounts receivable	20,500		20,500		15,657
Total Revenue [Member] \| Government Contracts Concentration Risk [Member]
Concentration Risk [Line Items]
Revenues	48	232	117	861
Concentration Risk, Percentage	1.00%	1.00%	1.00%	1.00%
Total Revenue [Member] \| Customer Concentration Risk [Member] \| Major Customer A [Member]
Concentration Risk [Line Items]
Concentration Risk, Percentage	62.00%	73.00%	52.00%	65.00%
Total Revenue [Member] \| Customer Concentration Risk [Member] \| Major Customer B [Member]
Concentration Risk [Line Items]
Concentration Risk, Percentage	16.00%	19.00%	22.00%	20.00%
Total Revenue [Member] \| Customer Concentration Risk [Member] \| Major Customer C [Member]
Concentration Risk [Line Items]
Concentration Risk, Percentage	14.00%	5.00%	18.00%	8.00%
Total Revenue [Member] \| Geographic Concentration Risk [Member]
Concentration Risk [Line Items]
Concentration Risk, Percentage	100.00%	99.00%	100.00%	98.00%
Concentration risk, additional characteristic			outside of North America
Accounts Receivable [Member] \| Customer Concentration Risk [Member] \| Major Customer A [Member]
Concentration Risk [Line Items]
Accounts receivable	9,501		9,501
Accounts Receivable [Member] \| Customer Concentration Risk [Member] \| Major Customer B [Member]
Concentration Risk [Line Items]
Accounts receivable	1,556		1,556
Accounts Receivable [Member] \| Customer Concentration Risk [Member] \| Major Customer C [Member]
Concentration Risk [Line Items]
Accounts receivable	$ 8,384		$ 8,384