Capitalized Technology  | 
9 Months Ended | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Sep. 30, 2017  | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Research and Development [Abstract] | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Capitalized Technology | 
 4. Capitalized Technology 
Capitalized technology, net is as follows: 
 Amortization expense of approximately $41,000 and $62,000 for the three months ended September 30, 2017 and 2016, respectively, and approximately $154,000 and $216,000 for the nine months ended September 30, 2017 and 2016, respectively, is recorded in depreciation and amortization expense in the accompanying condensed consolidated statements of operations and comprehensive loss. 
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