Company and Summary of Significant Accounting Policies (Tables)

9 Months Ended

Sep. 30, 2019

Schedule Of Estimated Useful Lives Of Property Plant And Equipment [Table Text Block]

Property and equipment are recorded at cost, or if acquired in a business combination, at the acquisition date fair value. Depreciation and amortization is computed using the straight-line method over the estimated useful lives of the assets as follows:



Computer Equipment	3 years
Office Equipment	3 - 10 years
Furniture and Fixtures	5 - 10 years

Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block]

The Company used the following assumptions for stock options granted under the 2011 Equity Incentive Plans during the three and nine months ended September 30, 2019 and 2018:



	Three Months Ended September 30,		Nine Months Ended September 30,
	2019	2018	2019	2018
Expected term	6 years	6 years	6 years	6 years
Weighted average volatility	106.80%	65.65%	85.03%	63.40%
Weighted average risk free interest rate	1.48%	2.82%	1.92%	2.77%
Expected dividends	—	—	—	—
Weighted-average expected forfeiture rate	6.29%	8.23%	6.16%	10.01%