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Revenue from Contracts with Customers - Disaggregation of Revenue (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 27, 2025 | Sep. 28, 2024 | Sep. 27, 2025 | Sep. 28, 2024
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales | $ 3,009 | $ 2,790 | $ 8,302 | $ 7,806
Direct |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales | 2,193 | 2,025 | 6,162 | 5,586
Indirect |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales | 816 | 765 | 2,140 | 2,220
Mission Critical Networks (MCN) |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales | 2,241 | 2,088 | 6,147 | 5,851
Video |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales | 534 | 500 | 1,498 | 1,374
Command Center |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales | 234 | 202 | 657 | 581
North America |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales | 2,121 | 2,007 | 6,000 | 5,616
International |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales | 888 | 783 | 2,302 | 2,190
Products and Systems Integration |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales | 1,897 | 1,784 | 5,095 | 4,933
Products and Systems Integration | Direct |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales | 1,187 | 1,108 | 3,233 | 2,969
Products and Systems Integration | Indirect |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales | 710 | 676 | 1,862 | 1,964
Products and Systems Integration | Mission Critical Networks (MCN) |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales | 1,598 | 1,492 | 4,269 | 4,112
Products and Systems Integration | Video |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales | 299 | 292 | 826 | 821
Products and Systems Integration | Command Center |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales | 0 | 0 | 0 | 0
Products and Systems Integration | North America |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales | 1,360 | 1,304 | 3,789 | 3,631
Products and Systems Integration | International |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales | 537 | 480 | 1,306 | 1,302
Software and Services |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales | 1,112 | 1,006 | 3,207 | 2,873
Software and Services | Direct |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales | 1,006 | 917 | 2,929 | 2,617
Software and Services | Indirect |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales | 106 | 89 | 278 | 256
Software and Services | Mission Critical Networks (MCN) |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales | 643 | 596 | 1,878 | 1,739
Software and Services | Video |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales | 235 | 208 | 672 | 553
Software and Services | Command Center |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales | 234 | 202 | 657 | 581
Software and Services | North America |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales | 761 | 703 | 2,211 | 1,985
Software and Services | International |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales | $ 351 | $ 303 | $ 996 | $ 888

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