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Disaggregation of Revenue - Additional Information (Details)
9 Months Ended
Sep. 30, 2021
Minimum  
Disaggregation of Revenue  
Contract term (years) 1 year
Typical contract term (years) 3 years
Maximum  
Disaggregation of Revenue  
Contract term (years) 10 years
Typical contract term (years) 5 years