Quarterly report pursuant to Section 13 or 15(d)

Revenue (Narrative) (Details)

v3.20.2
Revenue (Narrative) (Details)
$ in Millions
Sep. 30, 2020
USD ($)
Revenue from Contract with Customer [Abstract]  
Remaining performance obligations $ 26.7
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2020-10-01  
Revenue from Contract with Customer [Abstract]  
Remaining performance obligations $ 14.7
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]  
Performance obligations expected to be satisfied, expected timing 12 months