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Segment Information and Significant Customers (Details) | 3 Months Ended | 6 Months Ended | 12 Months Ended
--- | --- | --- | ---
Jun. 30, 2015 Customer | Jun. 30, 2014 Customer | Jun. 30, 2015 Segment Customer | Jun. 30, 2014 Customer | Dec. 31, 2014 Customer
Entity Wide Revenue Major Customer [Line Items] |  |  |  |  |
Number of reportable segments | Segment |  |  | 1 |  |
Accounts Receivable [Member] |  |  |  |  |
Entity Wide Revenue Major Customer [Line Items] |  |  |  |  |
Percent from major customers | 55.00% | 94.00% | 37.00% |  | 41.00%
Number of major customers | 2 | 3 | 2 |  | 2
Revenue [Member] |  |  |  |  |
Entity Wide Revenue Major Customer [Line Items] |  |  |  |  |
Percent from major customers |  |  | 59.00% | 57.00% |
Number of major customers |  |  | 3 | 3 |

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- Definition 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. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 275 -SubTopic 10 -Section 50 -Paragraph 18 -URI http://asc.fasb.org/extlink&oid=51801978&loc=d3e6351-108592 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 20 -URI http://asc.fasb.org/extlink&oid=49121117&loc=d3e13531-108611 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 275 -SubTopic 10 -Section 50 -Paragraph 20 -URI http://asc.fasb.org/extlink&oid=51801978&loc=d3e6404-108592 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 21 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=49121117&loc=d3e13537-108611 + Details
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