Commitments And Contingencies (Details) (USD $) In Millions, unless otherwise specified	0 Months Ended
	Sep. 17, 2012	Apr. 11, 2008	Jun. 18, 2012
Loss Contingency, Information about Litigation Matters [Abstract]
Name of plaintiff		SSL Services
Potential litigation award			$ 10.0
Final damages awarded, confirmed by court	10.0
Enhanced damages awarded	5.0
Prejudgment interest on damages award	$ 5.0