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Revenue - Remaining Performance Obligation (Details)
$ in Thousands
Dec. 31, 2020
USD ($)
Revenue from Contract with Customer [Abstract]  
Revenue remaining performance obligation $ 248,232
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2021-01-01  
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction  
Revenue remaining performance obligation (percentage) 13.40%
Performance obligations expected to be satisfied, expected timing 1 year