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Acquisitions - Intangible Assets (Details) - USD ($)
$ in Thousands
1 Months Ended
Mar. 02, 2020
Jan. 08, 2020
Nov. 02, 2020
Customer relationships | Packet Host, Inc.      
Business Acquisition [Line Items]      
Fair Value $ 52,100    
Estimated Useful Lives (Years) 10 years    
Weighted-average Estimated Useful Lives (Years) 10 years    
Customer relationships | Axtel      
Business Acquisition [Line Items]      
Fair Value   $ 22,750  
Estimated Useful Lives (Years)   15 years  
Weighted-average Estimated Useful Lives (Years)   15 years  
Customer relationships | Bell Data Centers      
Business Acquisition [Line Items]      
Fair Value     $ 75,857
Estimated Useful Lives (Years)     15 years
Weighted-average Estimated Useful Lives (Years)     15 years
Trade names | Packet Host, Inc.      
Business Acquisition [Line Items]      
Fair Value $ 1,300    
Estimated Useful Lives (Years) 3 years    
Weighted-average Estimated Useful Lives (Years) 3 years    
Existing technology | Packet Host, Inc.      
Business Acquisition [Line Items]      
Fair Value $ 5,100    
Estimated Useful Lives (Years) 3 years    
Weighted-average Estimated Useful Lives (Years) 3 years