Quarterly report pursuant to Section 13 or 15(d)

Revenue Related Disclosures - Estimated Remaining Performance Obligations - Additional Information (Details)

v3.20.2
Revenue Related Disclosures - Estimated Remaining Performance Obligations - Additional Information (Details)
$ in Millions
Sep. 30, 2020
USD ($)
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date: 2020-10-01  
Revenue Remaining Performance Obligation Expected Timing Of Satisfaction [Line Items]  
Estimated remaining performance obligations for contractually committed revenues $ 10.7
Estimated remaining performance obligations for contractually committed revenues recognition period 3 months
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date: 2021-01-01  
Revenue Remaining Performance Obligation Expected Timing Of Satisfaction [Line Items]  
Estimated remaining performance obligations for contractually committed revenues $ 28.8
Estimated remaining performance obligations for contractually committed revenues recognition period 1 year
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date: 2022-01-01  
Revenue Remaining Performance Obligation Expected Timing Of Satisfaction [Line Items]  
Estimated remaining performance obligations for contractually committed revenues $ 8.3
Estimated remaining performance obligations for contractually committed revenues recognition period 1 year
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date: 2023-01-01  
Revenue Remaining Performance Obligation Expected Timing Of Satisfaction [Line Items]  
Estimated remaining performance obligations for contractually committed revenues $ 3.1
Estimated remaining performance obligations for contractually committed revenues recognition period 3 years