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Subsequent Events (Details) - Subsequent Event |  |  | 3 Months Ended
--- | --- | --- | ---
Mar. 14, 2016 USD ($) $ / shares | Jan. 28, 2016 USD ($) employee | Mar. 31, 2016 USD ($)
Reduction in Force |  |  |
Total termination charges |  | $ 800,000 |
Severance benefits and other one-time termination costs |  | 600,000 |
Cash expenditures |  |  | $ 1,000,000
Savings on annual basis from reductions |  | $ 3,200,000 |
United States |  |  |
Reduction in Force |  |  |
Reduction in headcount (as a percent) |  | 16.00% |
Hyderabad, India |  |  |
Reduction in Force |  |  |
Reduction in employees | employee |  | 18 |
Senior Secured Convertible Notes Due August 2018 |  |  |
Convertible Notes |  |  |
Stated interest rate (as a percent) | 10.00% |  |
Aggregate principal amount | $ 8,000,000 |  |
Conversion price (in dollars per share) | $ / shares | $ 0.90 |  |
Accrued interest rate (as a percent) | 10.00% |  |
Minimum percentage of total voting power exercisable | 40.00% |  |
Period within which current directors cease to consititute majority of the board of directors | 12 months |  |
Redemption price | 120.00% |  |

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