Annual report pursuant to Section 13 and 15(d)

Fair Value Measurements - Summary of Estimated Fair Value Assumptions of Contingent Warrant Liabilities (Details)

v3.8.0.1
Fair Value Measurements - Summary of Estimated Fair Value Assumptions of Contingent Warrant Liabilities (Details) - Warrant Liabilities [Member]
12 Months Ended
Dec. 31, 2016
Fair Value Inputs, Liabilities, Quantitative Information [Line Items]  
Expected volatility 64.00%
Risk-free interest rate 0.51%
Expected term (in years) 2 months 9 days