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v3.26.1

Goodwill and Other Intangible Assets - Schedule of Finite-Lived and Indefinite-Lived Intangible Assets (Details) - USD ($) $ in Millions | Jun. 30, 2026 | Dec. 31, 2025
--- | --- | ---
Intangible assets subject to amortization: |  |
Gross Carrying Amount | $ 1,681.0 | $ 1,686.4
Accumulated Amortization | (786.8) | (784.7)
Net Carrying Amount | 894.2 | 901.7
Intangible assets not subject to amortization: |  |
Intangible assets not subject to amortization | 61.7 | 100.6
Gross intangible assets (excluding goodwill) | 1,742.7 | 1,787.0
Accumulated Amortization | (786.8) | (784.7)
Total intangible assets, net carrying amount | 955.9 | 1,002.3
Trade names |  |
Intangible assets not subject to amortization: |  |
Intangible assets not subject to amortization | 53.0 | 91.9
FAA air agency certificates |  |
Intangible assets not subject to amortization: |  |
Intangible assets not subject to amortization | 8.7 | 8.7
Customer relationships |  |
Intangible assets subject to amortization: |  |
Gross Carrying Amount | 828.2 | 863.0
Accumulated Amortization | (319.1) | (321.9)
Net Carrying Amount | 509.1 | 541.1
Intangible assets not subject to amortization: |  |
Accumulated Amortization | (319.1) | (321.9)
Technology and know-how |  |
Intangible assets subject to amortization: |  |
Gross Carrying Amount | 383.2 | 392.3
Accumulated Amortization | (154.2) | (152.6)
Net Carrying Amount | 229.0 | 239.7
Intangible assets not subject to amortization: |  |
Accumulated Amortization | (154.2) | (152.6)
Trade names |  |
Intangible assets subject to amortization: |  |
Gross Carrying Amount | 157.6 | 116.6
Accumulated Amortization | (25.9) | (23.6)
Net Carrying Amount | 131.7 | 93.0
Intangible assets not subject to amortization: |  |
Accumulated Amortization | (25.9) | (23.6)
Capitalized software |  |
Intangible assets subject to amortization: |  |
Gross Carrying Amount | 309.6 | 312.0
Accumulated Amortization | (285.7) | (284.9)
Net Carrying Amount | 23.9 | 27.1
Intangible assets not subject to amortization: |  |
Accumulated Amortization | (285.7) | (284.9)
Other |  |
Intangible assets subject to amortization: |  |
Gross Carrying Amount | 2.4 | 2.5
Accumulated Amortization | (1.9) | (1.7)
Net Carrying Amount | 0.5 | 0.8
Intangible assets not subject to amortization: |  |
Accumulated Amortization | $ (1.9) | $ (1.7)

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