v3.26.3
Intangible Assets
 9 Months Ended
Sep. 30, 2026
Intangible Asset, Goodwill and Other [Abstract]  
Intangible Assets INTANGIBLE ASSETS
The gross amount of the Company’s intangible assets and related accumulated amortization were as follows:
September 30, 2026December 31, 2025
In millionsGross carrying amountAccumulated amortizationNet carrying amountGross carrying amountAccumulated amortizationNet carrying amount
Completed technologies/patents$119.3 $(57.1)$62.2 $121.2 $(52.1)$69.1 
Customer relationships787.4 (277.3)510.1 776.3 (254.2)522.1 
Trade names (finite-lived)213.7 (132.6)81.1 210.8 (119.6)91.2 
Other84.7 (45.3)39.4 78.4 (42.0)36.4 
Total finite-lived intangible assets1,205.1 $(512.3)692.8 1,186.7 $(467.9)718.8 
Trade names (indefinite-lived)105.7 105.7 107.2 107.2 
Total$1,310.8 $798.5 $1,293.9 $826.0 
                                                                                                                                            
Intangible asset amortization expense was $55.9 million and $53.0 million for the nine months ended September 30, 2026 and 2025, respectively. Future estimated amortization expense on existing intangible assets in each of the next five years amounts to approximately $75.2 million for full year 2026, $68.5 million for 2027, $59.2 million for 2028, $56.3 million for 2029 and $45.8 million for 2030.