Quarterly report pursuant to Section 13 or 15(d)

REVENUE - Remaining Performance Obligations (Details)

v3.21.1
REVENUE - Remaining Performance Obligations (Details)
$ in Thousands
Mar. 31, 2021
USD ($)
Transaction price allocated to the remaining performance obligations  
Remaining performance obligation $ 460,550
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2021-04-01  
Transaction price allocated to the remaining performance obligations  
Remaining performance obligation $ 151,856
Expected timing of satisfaction 9 months
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2022-01-01  
Transaction price allocated to the remaining performance obligations  
Remaining performance obligation $ 99,215
Expected timing of satisfaction 1 year
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2023-01-01  
Transaction price allocated to the remaining performance obligations  
Remaining performance obligation $ 75,616
Expected timing of satisfaction 1 year
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2024-01-01  
Transaction price allocated to the remaining performance obligations  
Remaining performance obligation $ 133,863
Expected timing of satisfaction 1 year