v3.26.3
Goodwill
9 Months Ended
Sep. 30, 2026
Intangible Asset, Goodwill and Other [Abstract]  
Goodwill GOODWILL
The changes in the carrying amount of goodwill for the nine months ended September 30, 2026, were as follows:
In millionsAllegion AmericasAllegion International
Total(a)
December 31, 2025$1,281.1 $631.3 $1,912.4 
Acquisitions and adjustments36.5 0.6 37.1 
Currency translation(5.0)(18.4)(23.4)
September 30, 2026$1,312.6 $613.5 $1,926.1 
(a)    Accumulated impairment for the International segment was $573.6 million as of September 30, 2026 and December 31, 2025. There is no accumulated impairment for the Americas segment.
There was no impairment of goodwill for the nine months ended September 30, 2026 and 2025.