Interim Financial Statements (Details) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Dec. 31, 2022
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]
Unbilled receivables	$ 268,300		$ 301,700
Contract liabilities	150,500		170,600
Deferred revenue and customer advances	75,890		$ 81,459
Revenue recognized	$ 39,200	$ 55,700
Minimum
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]
Revenue expected timing of satisfaction, period	1 year
Maximum
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]
Revenue expected timing of satisfaction, period	5 years