Quarterly report pursuant to Section 13 or 15(d)

Commitments and Contingencies Commitments and Contingencies-Additional Details (Details)

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Commitments and Contingencies Commitments and Contingencies-Additional Details (Details) (USD $)
In Millions, unless otherwise specified
0 Months Ended 3 Months Ended 5 Months Ended 9 Months Ended
Jul. 30, 2012
patent
Jul. 17, 2012
patent
Sep. 30, 2013
patent
Oct. 16, 2013
patent
Sep. 30, 2013
Commitments and Contingencies Disclosure [Abstract]          
Number of patents in connection with patent infrigement   19 19    
Number Of Patents In Connection With Patent Infringement MattersCounterclaims 3 3   5  
Litigation Settlement, Amount     $ 1.25   $ 1.25