Annual report pursuant to Section 13 and 15(d)

Stock Based Awards - Summary of Stock Option Transactions (Details)

v3.7.0.1
Stock Based Awards - Summary of Stock Option Transactions (Details)
$ / shares in Units, $ in Thousands
 12 Months Ended
Dec. 31, 2016
USD ($)
$ / shares
shares
Number of shares available for grant, beginning 29,485,000
Number of shares available for grant, ending 48,368,000
Weighted Average Exercise Price, ending | $ / shares $ 0.22
Aggregate Intrinsic Value, ending | $ $ 5,589,000
2007 And 2015 plan [Member]  
Number of shares available for grant, beginning 29,668,000
Number of shares available for grant, Exercised
Number of shares available for grant, Granted
Number of shares available for grant, Cancelled 18,700,000
Number of shares available for grant, ending 48,368,000
Total options outstanding, beginning 43,071,000
Total options outstanding, Exercised (20,000)
Total options outstanding, Granted
Total options outstanding, Cancelled (18,700,000)
Total options outstanding, ending 24,351,000
Weighted Average Exercise Price, outstanding | $ / shares $ 0.48
Weighted Average Exercise Price, Exercised | $ / shares 0.15
Weighted Average Exercise Price, Granted | $ / shares
Weighted Average Exercise Price, Cancelled | $ / shares 0.70
Weighted Average Exercise Price, ending | $ / shares $ 0.30
Aggregate Intrinsic Value, outstanding | $ $ 17,867
Aggregate Intrinsic Value, ending | $ $ 5,457