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Operating Leases - Narrative (Details) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2020
Mar. 31, 2019
Lessee, Lease, Description [Line Items]    
Weighted average remaining lease term 3 years 10 months 24 days 4 years
Weighted average discount rate (as a percent) 7.80% 7.20%
Foreign Currency Transaction Loss, before Tax $ (4.4)  
Foreign Currency Transaction Gain, before Tax   $ 0.3
Minimum    
Lessee, Lease, Description [Line Items]    
General term of leased facilities 3 years  
Maximum    
Lessee, Lease, Description [Line Items]    
General term of leased facilities 5 years