Revenue from Contracts with Customers - Unsatisfied Performance Obligations Amount (Details) $ in Millions | Mar. 31, 2020USD ($) |
Unsatisfied Performance Obligations | |
Expected revenue to be recognized in future periods | $ 145.8 |
Subscription services | |
Unsatisfied Performance Obligations | |
Expected revenue to be recognized in future periods | 138.1 |
Other business services | |
Unsatisfied Performance Obligations | |
Expected revenue to be recognized in future periods | 7.7 |
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2020-04-01 | |
Unsatisfied Performance Obligations | |
Expected revenue to be recognized in future periods | $ 62 |
Expected period to recognize revenue of remaining performance obligations | 9 months |
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2020-04-01 | Maximum | |
Unsatisfied Performance Obligations | |
Expected period to recognize revenue of remaining performance obligations | 1 year |
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2020-04-01 | Subscription services | |
Unsatisfied Performance Obligations | |
Expected revenue to be recognized in future periods | $ 58.9 |
Expected period to recognize revenue of remaining performance obligations | 9 months |
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2020-04-01 | Other business services | |
Unsatisfied Performance Obligations | |
Expected revenue to be recognized in future periods | $ 3.1 |
Expected period to recognize revenue of remaining performance obligations | 9 months |
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2021-01-01 | |
Unsatisfied Performance Obligations | |
Expected revenue to be recognized in future periods | $ 53 |
Expected period to recognize revenue of remaining performance obligations | 1 year |
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2021-01-01 | Subscription services | |
Unsatisfied Performance Obligations | |
Expected revenue to be recognized in future periods | $ 50.2 |
Expected period to recognize revenue of remaining performance obligations | 1 year |
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2021-01-01 | Other business services | |
Unsatisfied Performance Obligations | |
Expected revenue to be recognized in future periods | $ 2.8 |
Expected period to recognize revenue of remaining performance obligations | 1 year |
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2022-01-01 | |
Unsatisfied Performance Obligations | |
Expected revenue to be recognized in future periods | $ 22.2 |
Expected period to recognize revenue of remaining performance obligations | 1 year |
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2022-01-01 | Subscription services | |
Unsatisfied Performance Obligations | |
Expected revenue to be recognized in future periods | $ 20.9 |
Expected period to recognize revenue of remaining performance obligations | 1 year |
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2022-01-01 | Other business services | |
Unsatisfied Performance Obligations | |
Expected revenue to be recognized in future periods | $ 1.3 |
Expected period to recognize revenue of remaining performance obligations | 1 year |
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2023-01-01 | |
Unsatisfied Performance Obligations | |
Expected revenue to be recognized in future periods | $ 8.6 |
Expected period to recognize revenue of remaining performance obligations | |
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2023-01-01 | Subscription services | |
Unsatisfied Performance Obligations | |
Expected revenue to be recognized in future periods | $ 8.1 |
Expected period to recognize revenue of remaining performance obligations | |
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2023-01-01 | Other business services | |
Unsatisfied Performance Obligations | |
Expected revenue to be recognized in future periods | $ 0.5 |
Expected period to recognize revenue of remaining performance obligations | |