v3.26.1
Goodwill and Acquired Intangible Assets (Tables)
 6 Months Ended
Jun. 28, 2026
Intangible Asset, Goodwill and Other [Abstract]  
Schedule of Goodwill
The carrying value of goodwill by segment was as follows (in millions):

Digital Imaging InstrumentationAerospace and Defense ElectronicsEngineered SystemsTotal
Balance at December 28, 2025
$7,065.8 $986.9 $617.3 $17.6 $8,687.6 
Current year acquisitions— 35.7 — — 35.7 
Foreign currency changes and other(48.5)(10.3)(2.6)— (61.4)
Balance at June 28, 2026
$7,017.3 $1,012.3 $614.7 $17.6 $8,661.9 
Schedule of Carrying Value of Acquired Finite-Lived Intangible Assets
Acquired intangible assets consisted of the following (in millions):
June 28, 2026December 28, 2025
Gross Carrying Amount
Accumulated Amortization
Net Carrying Amount
Gross Carrying Amount
Accumulated Amortization
Net Carrying Amount
Proprietary technology$1,807.8 $1,077.6 $730.2 $1,838.1 $1,014.5 $823.6 
Customer list/relationships/backlog
784.6 346.7 437.9 788.8 326.9 461.9 
Patents0.6 0.6 — 0.6 0.6 — 
Non-compete agreements0.9 0.9 — 0.9 0.9 — 
Definite-lived trademarks
42.7 17.3 25.4 34.8 13.6 21.2 
Total acquired intangible assets subject to amortization
2,636.6 1,443.1 1,193.5 2,663.2 1,356.5 1,306.7 
Acquired intangible assets not subject to amortization:
Indefinite-lived trademarks
790.7 — 790.7 793.4 — 793.4 
Total acquired intangible assets$3,427.3 $1,443.1 $1,984.2 $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):
June 28, 2026December 28, 2025
Gross Carrying Amount
Accumulated Amortization
Net Carrying Amount
Gross Carrying Amount
Accumulated Amortization
Net Carrying Amount
Proprietary technology$1,807.8 $1,077.6 $730.2 $1,838.1 $1,014.5 $823.6 
Customer list/relationships/backlog
784.6 346.7 437.9 788.8 326.9 461.9 
Patents0.6 0.6 — 0.6 0.6 — 
Non-compete agreements0.9 0.9 — 0.9 0.9 — 
Definite-lived trademarks
42.7 17.3 25.4 34.8 13.6 21.2 
Total acquired intangible assets subject to amortization
2,636.6 1,443.1 1,193.5 2,663.2 1,356.5 1,306.7 
Acquired intangible assets not subject to amortization:
Indefinite-lived trademarks
790.7 — 790.7 793.4 — 793.4 
Total acquired intangible assets$3,427.3 $1,443.1 $1,984.2 $3,456.6 $1,356.5 $2,100.1