Unearned Revenue - Schedule of Unearned Revenue (Details) - USD ($) $ in Thousands	Mar. 31, 2024	Dec. 31, 2023
Disaggregation of Revenue [Line Items]
Remaining performance obligation	$ 3,606,704	$ 3,596,676
Public
Disaggregation of Revenue [Line Items]
Remaining performance obligation	2,976,856	2,892,255
Private
Disaggregation of Revenue [Line Items]
Remaining performance obligation	$ 629,848	$ 704,421