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Commitments and Contingencies - Narrative (Details) - Settled Litigation
$ in Millions
1 Months Ended 3 Months Ended 12 Months Ended
Jul. 31, 2016
USD ($)
installment
Jun. 30, 2018
USD ($)
Dec. 31, 2019
USD ($)
Dec. 31, 2018
USD ($)
Patent Infringement Case Against Limelight        
Gain and Loss Contingencies [Line Items]        
Settlement amount $ 54.0      
Number of installments in settlement | installment 12      
Settlement payment term 3 years      
Proceeds from settlements     $ 9.0 $ 18.0
Multiple Existing Lawsuits Between Limelight Networks, Inc. and the Company        
Gain and Loss Contingencies [Line Items]        
Settlement amount   $ 14.9