Revenue - Revenue by Timing of Transfer of Goods or Services (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2026	Sep. 30, 2025	Sep. 30, 2026	Sep. 30, 2025	Sep. 30, 2029	Sep. 30, 2028	Sep. 30, 2027
Deferred Revenue Arrangement [Line Items]
Revenues	$ 784,554	$ 742,898	$ 2,245,167	$ 2,115,582
Price allocated to remaining performance obligations	415,000		415,000
Non-US [Member]
Deferred Revenue Arrangement [Line Items]
Revenues	455,310	405,076	1,319,111	1,168,622
Africa [Member]
Deferred Revenue Arrangement [Line Items]
Revenues	101,368	104,673	299,187	326,556
United Kingdom [Member]
Deferred Revenue Arrangement [Line Items]
Revenues	112,033	88,747	299,121	224,897
Norway [Member]
Deferred Revenue Arrangement [Line Items]
Revenues	73,561	68,143	227,271	188,887
Brazil [Member]
Deferred Revenue Arrangement [Line Items]
Revenues	64,050	59,314	189,575	174,392
Asia Pacific [Member]
Deferred Revenue Arrangement [Line Items]
Revenues	63,099	60,407	192,483	184,209
Other Geographical [Member]
Deferred Revenue Arrangement [Line Items]
Revenues	41,199	23,792	111,474	69,681
UNITED STATES
Deferred Revenue Arrangement [Line Items]
Revenues	329,244	337,822	926,056	946,960
Operating Segments
Deferred Revenue Arrangement [Line Items]
Revenues	649,480	616,989	1,845,394	1,782,929
Forecast
Deferred Revenue Arrangement [Line Items]
Price allocated to remaining performance obligations					$ 100	$ 71,000	$ 344,000
Transferred at Point in Time [Member]
Deferred Revenue Arrangement [Line Items]
Revenues	48,712	49,651	151,005	149,513
Transferred over Time [Member]
Deferred Revenue Arrangement [Line Items]
Revenues	$ 735,842	$ 693,247	$ 2,094,162	$ 1,966,069