Quarterly report pursuant to Section 13 or 15(d)

Leases - Narrative (Details)

v3.20.2
Leases - Narrative (Details) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Jun. 30, 2020
Jun. 30, 2019
Jun. 30, 2020
Jun. 30, 2019
Lessee, Lease, Description [Line Items]        
Finance lease, remaining lease term 6 years 3 months   6 years 3 months  
COVID-19, rent concession received $ 0.7   $ 0.7  
Real Estate        
Lessee, Lease, Description [Line Items]        
Operating lease expense 1.4 $ 1.6 $ 2.8 $ 3.2
Real Estate | Minimum        
Lessee, Lease, Description [Line Items]        
Operating lease, remaining lease term     1 year  
Real Estate | Maximum        
Lessee, Lease, Description [Line Items]        
Operating lease, remaining lease term     10 years  
Co-Location        
Lessee, Lease, Description [Line Items]        
Operating lease expense 0.5 0.4 $ 1.0 0.4
Co-Location | Minimum        
Lessee, Lease, Description [Line Items]        
Operating lease, remaining lease term     1 year  
Co-Location | Maximum        
Lessee, Lease, Description [Line Items]        
Operating lease, remaining lease term     8 years  
Bandwidth Operating Leases        
Lessee, Lease, Description [Line Items]        
Operating lease expense $ 0.3 $ 0.0 $ 0.6 $ 0.6
Bandwidth Operating Leases | Minimum        
Lessee, Lease, Description [Line Items]        
Operating lease, remaining lease term     1 year  
Bandwidth Operating Leases | Maximum        
Lessee, Lease, Description [Line Items]        
Operating lease, remaining lease term     2 years