Annual report pursuant to Section 13 and 15(d)

Annual report pursuant to Section 13 and 15(d)

Revenue Recognition - Remaining Performance Obligation (Details)

v3.10.0.1
Revenue Recognition - Remaining Performance Obligation (Details) - Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2019-01-01
$ in Millions
12 Months Ended
Dec. 31, 2018
USD ($)
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]  
Revenue, remaining performance obligation, amount $ 65.0
Expected timing of satisfaction, period 12 years