Contingencies	6 Months Ended
Jun. 30, 2016
Commitments and Contingencies Disclosure [Abstract]
Contingencies	Contingencies During the three months ended June 30, 2016, the Company completed an internal investigation, with the assistance of outside counsel, relating to improper sales practices by a former employee. The internal investigation included a review of compliance with the requirements of the U.S. Foreign Corrupt Practices Act ("FCPA") and other applicable laws and regulations. In February 2015, the Company voluntarily contacted the Commission and Department of Justice to advise both agencies of this internal investigation. In June 2016, the Company signed a non-prosecution agreement with the Commission and agreed to disgorge $0.7 million to resolve this matter, including interest. The amount was accrued and paid during the six months ended June 30, 2016. In July 2016, as part of the resolution of a patent infringement lawsuit filed by the Company against Limelight Networks, Inc. (“Limelight”) in 2006, the Company has agreed to license to Limelight technology covered by certain of the Company’s patents. The terms of the agreement require Limelight to pay the Company $54.0 million in 12 equal installments over three years, beginning in August 2016.

Contingencies

6 Months Ended

Jun. 30, 2016

Commitments and Contingencies Disclosure [Abstract]

During the three months ended June 30, 2016, the Company completed an internal investigation, with the assistance of outside counsel, relating to improper sales practices by a former employee. The internal investigation included a review of compliance with the requirements of the U.S. Foreign Corrupt Practices Act ("FCPA") and other applicable laws and regulations. In February 2015, the Company voluntarily contacted the Commission and Department of Justice to advise both agencies of this internal investigation. In June 2016, the Company signed a non-prosecution agreement with the Commission and agreed to disgorge $0.7 million to resolve this matter, including interest. The amount was accrued and paid during the six months ended June 30, 2016.

In July 2016, as part of the resolution of a patent infringement lawsuit filed by the Company against Limelight Networks, Inc. (“Limelight”) in 2006, the Company has agreed to license to Limelight technology covered by certain of the Company’s patents. The terms of the agreement require Limelight to pay the Company $54.0 million in 12 equal installments over three years, beginning in August 2016.