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Revenue - Additional Information (Details) - Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date: 2020-10-01
Sep. 30, 2020
Minimum [Member]  
Revenue Remaining Performance Obligation Expected Timing Of Satisfaction [Line Items]  
Remaining duration of contracts 1 year
Maximum [Member]  
Revenue Remaining Performance Obligation Expected Timing Of Satisfaction [Line Items]  
Remaining duration of contracts 19 years