v3.26.3
Goodwill and Acquired Intangible Assets (Tables)
 9 Months Ended
Sep. 27, 2026
Intangible Asset, Goodwill and Other [Abstract]  
Schedule of Goodwill
The carrying value of goodwill by segment was as follows (in millions):

Digital ImagingInstrumentationAerospace and Defense ElectronicsEngineered SystemsTotal
Balance at December 28, 2025
$7,065.8 $986.9 $617.3 $17.6 $8,687.6 
Current year acquisitions— 39.1 — — 39.1 
Foreign currency changes and other(37.9)(8.8)(1.5)— (48.2)
Balance at September 27, 2026
$7,027.9 $1,017.2 $615.8 $17.6 $8,678.5 
Schedule of Carrying Value of Acquired Finite-Lived Intangible Assets
Acquired intangible assets consisted of the following (in millions):
September 27, 2026December 28, 2025
Gross Carrying Amount
Accumulated Amortization
Net Carrying Amount
Gross Carrying Amount
Accumulated Amortization
Net Carrying Amount
Proprietary technology$1,801.6 $1,115.9 $685.7 $1,838.1 $1,014.5 $823.6 
Customer list/relationships/backlog
786.5 359.4 427.1 788.8 326.9 461.9 
Patents0.6 0.6 — 0.6 0.6 — 
Non-compete agreements0.9 0.9 — 0.9 0.9 — 
Definite-lived trademarks
42.5 18.9 23.6 34.8 13.6 21.2 
Total acquired intangible assets subject to amortization
2,632.1 1,495.7 1,136.4 2,663.2 1,356.5 1,306.7 
Acquired intangible assets not subject to amortization:
Indefinite-lived trademarks
791.0 — 791.0 793.4 — 793.4 
Total acquired intangible assets$3,423.1 $1,495.7 $1,927.4 $3,456.6 $1,356.5 $2,100.1 
Schedule of Carrying Value of Acquired Indefinite-Lived Intangible Assets
Acquired intangible assets consisted of the following (in millions):
September 27, 2026December 28, 2025
Gross Carrying Amount
Accumulated Amortization
Net Carrying Amount
Gross Carrying Amount
Accumulated Amortization
Net Carrying Amount
Proprietary technology$1,801.6 $1,115.9 $685.7 $1,838.1 $1,014.5 $823.6 
Customer list/relationships/backlog
786.5 359.4 427.1 788.8 326.9 461.9 
Patents0.6 0.6 — 0.6 0.6 — 
Non-compete agreements0.9 0.9 — 0.9 0.9 — 
Definite-lived trademarks
42.5 18.9 23.6 34.8 13.6 21.2 
Total acquired intangible assets subject to amortization
2,632.1 1,495.7 1,136.4 2,663.2 1,356.5 1,306.7 
Acquired intangible assets not subject to amortization:
Indefinite-lived trademarks
791.0 — 791.0 793.4 — 793.4 
Total acquired intangible assets$3,423.1 $1,495.7 $1,927.4 $3,456.6 $1,356.5 $2,100.1