v3.26.3
Goodwill (Tables)
9 Months Ended
Sep. 30, 2026
Intangible Asset, Goodwill and Other [Abstract]  
Changes in carrying amount of 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.