Revenue - Performance Obligations (Percentage and Remaining Period of Time) (Details) - Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2021-01-01 |
Dec. 31, 2020 |
|---|---|
| Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] | |
| Remaining performance obligation, percentage | 85.00% |
| Remaining performance obligation, expected timing of satisfaction, period | 1 year |