Revenue - Additional Revenue Information (Details) - Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2020-10-01 $ in Millions |
Sep. 30, 2020
USD ($)
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Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] | |
Deferred revenue, remaining performance obligation, expected timing | 12 months |
Deferred revenue, remaining performance obligation | $ 0.7 |