v3.24.3
Acquisitions, Goodwill, and Other Intangible Assets, Net (Tables)
 9 Months Ended
Sep. 30, 2024
Goodwill and Intangible Assets Disclosure [Abstract]  
Schedule of Goodwill by Segment
The following table provides a reconciliation of changes in goodwill by reportable segment for the nine month period ended September 30, 2024 (in millions):
CommunicationsClean Energy and InfrastructurePower DeliveryOil and GasTotal Goodwill
Goodwill, gross, as of December 31, 2023
$646.9 $742.0 $270.8 $586.0 $2,245.7 
Accumulated impairment loss (a)
— — — (119.3)(119.3)
Goodwill, net, as of December 31, 2023
$646.9 $742.0 $270.8 $466.7 $2,126.4 
Additions from new business combinations— — 8.9 — 8.9 
Measurement period adjustments (b)
0.7 — — — 0.7 
Currency translation adjustments— — — (0.3)(0.3)
Goodwill, net as of September 30, 2024
$647.6 $742.0 $279.7 $466.4 $2,135.7 
(a)    Accumulated impairment loss includes the effects of currency translation gains and/or losses.
(b)    Measurement period adjustments represent adjustments, net, to preliminary estimates of fair value within the measurement period of up to one year from the date of acquisition.
Schedule of Finite-Lived Intangible Assets
The following table provides a reconciliation of changes in other intangible assets, net, for the period indicated (in millions):
Other Intangible Assets, Net
Customer Relationships and Backlog
Trade Names (a)
Other (b)
Total
Other intangible assets, gross, as of December 31, 2023
$1,096.6 $229.0 $87.6 $1,413.2 
Accumulated amortization(529.3)(49.8)(49.8)(628.9)
Other intangible assets, net, as of December 31, 2023
$567.3 $179.2 $37.8 $784.3 
Additions from new business combinations35.0 1.0 — 36.0 
Currency translation adjustments— — (0.4)(0.4)
Amortization expense(82.9)(13.9)(4.9)(101.7)
Other intangible assets, net, as of September 30, 2024
$519.4 $166.3 $32.5 $718.2 
(a)Includes approximately $34.5 million of non-amortizing trade names as of both September 30, 2024 and December 31, 2023.
(b)Consists principally of pre-qualifications and non-compete agreements.