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v3.19.2

Segment Information - Summary of Financial Information (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2019 | Jul. 01, 2018 | Jun. 30, 2019 | Jul. 01, 2018
Segment Reporting Information [Line Items] |  |  |  |
Revenue | $ 9,555 | $ 9,186 | $ 18,816 | $ 16,721
Operating earnings | 1,090 | 1,088 | 2,104 | 2,096
Aerospace |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenue | 2,136 | 1,895 | 4,376 | 3,720
Combat Systems |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenue | 1,659 | 1,534 | 3,295 | 2,974
Information Technology |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenue | 2,158 | 2,442 | 4,327 | 3,580
Mission Systems |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenue | 1,277 | 1,147 | 2,435 | 2,245
Marine Systems |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenue | 2,325 | 2,168 | 4,383 | 4,202
Operating Segments | Aerospace |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenue | 2,136 | 1,895 | 4,376 | 3,720
Operating earnings | 331 | 386 | 659 | 732
Operating Segments | Combat Systems |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenue | 1,659 | 1,534 | 3,295 | 2,974
Operating earnings | 242 | 236 | 448 | 460
Operating Segments | Information Technology |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenue | 2,158 | 2,442 | 4,327 | 3,580
Operating earnings | 154 | 156 | 310 | 257
Operating Segments | Mission Systems |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenue | 1,277 | 1,147 | 2,435 | 2,245
Operating earnings | 162 | 153 | 310 | 299
Operating Segments | Marine Systems |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenue | 2,325 | 2,168 | 4,383 | 4,202
Operating earnings | 197 | 195 | 377 | 379
Corporate |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenue | 0 | 0 | 0 | 0
Operating earnings | $ 4 | $ (38) | $ 0 | $ (31)

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