Quarterly report pursuant to Section 13 or 15(d)

Leases - Narrative (Details)

v3.20.1
Leases - Narrative (Details) - USD ($)
$ in Millions
 3 Months Ended
Mar. 31, 2020
Mar. 31, 2019
Lessee, Lease, Description [Line Items]    
Impairment $ 0.4  
Operating lease, impairment loss 0.3  
Impairment of leasehold 0.1  
Operating lease liability, portion derecognized 0.3  
Rent expense 0.5 $ 0.1
Finance lease assets 0.3  
Rental income $ 0.2 $ 0.2
Minimum    
Lessee, Lease, Description [Line Items]    
Finance lease, term 3 years  
Maximum    
Lessee, Lease, Description [Line Items]    
Finance lease, term 5 years  
Building | Minimum    
Lessee, Lease, Description [Line Items]    
Operating lease, term 3 years  
Building | Maximum    
Lessee, Lease, Description [Line Items]    
Operating lease, term 9 years  
Equipment | Minimum    
Lessee, Lease, Description [Line Items]    
Operating lease, term 0 years  
Equipment | Maximum    
Lessee, Lease, Description [Line Items]    
Operating lease, term 7 years