Revenue Contract Assets and Contract Liabilities (Details) - USD ($)
$ in Thousands

12 Months Ended

Dec. 31, 2023

Dec. 31, 2022

Dec. 31, 2021

Revenue from Contract with Customer [Abstract]

Contract with Customer, Asset, Reclassified to Receivable

$ (2,278,724)

$ (1,964,385)

Revenue from Contract with Customer, Excluding Assessed Tax

2,328,382

1,984,385

Contract with Customer, Liability, Revenue Recognized

(98,183)

(79,874)

Revenues

2,424,706

2,066,084

$ 1,869,275

Contract with Customer, Asset, Net, Current

234,505

184,847

Capitalized Contract Cost, Net

7,800

10,000

Amortization of costs to fulfill a contract

$ (5,800)

$ (5,600)

4,500

Contract with Customer, Asset and Liability [Table Text Block]

The following table provides information about contract assets and contract liabilities from contracts with customers.

	Year Ended December 31,
(in thousands)	2023		2022
Total contract assets, beginning of period	$	184,847	$	164,847
Revenue accrued	2,328,382		1,984,385
Amounts billed	(2,278,724)		(1,964,385)
Total contract assets, end of period	$	234,505	$	184,847
Total contract liabilities, beginning of period	$	112,950	$	88,175
Deferrals of milestone payments	149,864		104,649
Recognition of revenue for goods and services	(98,183)		(79,874)
Total contract liabilities, end of period	$	164,631	$	112,950

Revenue by Timing of Transfer of Goods or Services [Table Text Block]

		Year Ended December 31,
(in thousands)		2023		2022		2021
Timing of Transfer of Goods or Services:
	Revenue recognized over time	$	2,272,160	$	1,929,031	$	1,747,585
	Revenue recognized at a point in time	152,546		137,053		121,690
Total		$	2,424,706	$	2,066,084	$	1,869,275

Contract with Customer, Asset, before Allowance for Credit Loss, Current

$ 234,505

$ 184,847

164,847

Contract with Customer, Liability, Current

164,631

112,950

$ 88,175

Increase (Decrease) in Contract with Customer, Liability

$ 149,864

$ 104,649