Acquisitions - Purchase Price Allocation (Details) - USD ($) $ in Thousands	Sep. 30, 2025	Jun. 11, 2025	Dec. 31, 2024	Sep. 30, 2024	Jul. 19, 2024
Business Combination [Line Items]
Goodwill	$ 5,403,860		$ 4,905,702
Sikora
Business Combination [Line Items]
Current assets, net of cash acquired		$ 56,736
Property, plant and equipment		28,449
Goodwill		337,202
Intangible assets		313,825
Other assets and deferred charges		569
Current liabilities		(32,203)
Non-current liabilities		(96,177)
Net assets acquired		608,401
Sikora | Customer intangibles
Business Combination [Line Items]
Intangible assets		$ 222,044
MEC
Business Combination [Line Items]
Current assets, net of cash acquired					$ 57,784
Property, plant and equipment					10,102
Goodwill					192,762
Other assets and deferred charges					5,602
Current liabilities					(19,688)
Non-current liabilities					(44,852)
Net assets acquired					395,810
MEC | Customer intangibles
Business Combination [Line Items]
Intangible assets					$ 194,100
Series of individually immaterial acquistions
Business Combination [Line Items]
Current assets, net of cash acquired				$ 25,356
Property, plant and equipment				4,530
Goodwill	16,499			134,978
Intangible assets				126,358
Other assets and deferred charges				9,520
Current liabilities				(15,438)
Non-current liabilities				(41,238)
Net assets acquired				244,066
Series of individually immaterial acquistions | Customer intangibles
Business Combination [Line Items]
Intangible assets	$ 245,612			$ 273,625