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Summary of Significant Accounting Policies (Tables) | 12 Months Ended
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Dec. 31, 2014
Summary of Significant Accounting Policies [Abstract] |
Intangible Assets and Goodwill | The changes in the carrying amounts of other indefinite and finite-life intangible assets and goodwill for the years ended December 31, 2014 and 2013 are as follows:
|  | December 31, 2014 |
Other intangibles, net: |  |  |
Beginning balance |  | $ | 9,345,000 |
Increase |  |  | 255,000 |
Amortization |  |  | (185,000 | )
Ending balance |  |  | 9,415,000 |
Goodwill, net: |  |  |  |
Beginning balance |  |  | 3,922,000 |
Increase (decrease) |  |  | — |
Ending balance |  |  | 3,922,000 |
Total goodwill and other intangibles, net |  | $ | 13,337,000 |
|  | December 31, 2013 |
Other intangibles, net: |  |  |
Beginning balance |  | $ | — |
Acquisition of JV Intangible |  |  | 9,394,000 |
Amortization |  |  | (49,000 | )
Ending balance |  |  | 9,345,000 |
Goodwill, net: |  |  |  |
Beginning balance |  |  | 3,922,000 |
Increase (decrease) |  |  | — |
Ending balance |  |  | 3,922,000 |
Total goodwill and other intangibles, net |  | $ | 13,267,000 |
Summary of assumptions used in calculating fair value | The warrants are not traded in an active securities market, and as such the estimated the fair value at December 31 was determined by using an option pricing model (Monte Carlo) with the following assumptions:
|  | As of December 31, 2014 |
Expected term |  | 5.3 years |
Common stock market price |  | $ | 0.49 |
Risk-free interest rate |  |  | 1.65 | %
Expected volatility |  |  | 90.00 | %
Resulting fair value (per warrant) |  | $ | 0.38 |
Product revenues, classified by geographic location | Product revenues, classified by geographic location, are as follows:
|  | Years ended |
|  | 2014 |  |  | 2013 |  |  | 2012 |
|  | Product Revenues |  |  | % of Total |  |  | Product Revenues |  |  | % of Total |  |  | Product Revenues |  |  | % of Total |
North America |  | $ | 894,000 |  |  |  | 18 | % |  | $ | 1,079,000 |  |  |  | 15 | % |  | $ | 1,143,000 |  |  |  | 13 | %
Japan |  |  | 3,068,000 |  |  |  | 62 | % |  |  | 2,109,000 |  |  |  | 30 | % |  |  | 4,352,000 |  |  |  | 50 | %
Europe |  |  | 506,000 |  |  |  | 10 | % |  |  | 1,240,000 |  |  |  | 17 | % |  |  | 2,004,000 |  |  |  | 23 | %
Other countries |  |  | 485,000 |  |  |  | 10 | % |  |  | 2,694,000 |  |  |  | 38 | % |  |  | 1,210,000 |  |  |  | 14 | %
Total product revenues |  | $ | 4,953,000 |  |  |  | 100 | % |  | $ | 7,122,000 |  |  |  | 100 | % |  | $ | 8,709,000 |  |  |  | 100 | %

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- Definition Tabular disclosure of the inputs and valuation techniques used to measure fair value, and a discussion of changes in valuation techniques and related inputs, if any, applied during the period to each separate class of assets, liabilities, and financial instruments classified in shareholders' equity that are measured on a recurring and/or nonrecurring basis. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (bbb) -URI http://asc.fasb.org/extlink&oid=36462937&loc=d3e19207-110258 + Details
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- Definition Tabular disclosure of goodwill and intangible assets, which may be broken down by segment or major class. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267 + Details
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