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OTHER - Contract Estimates - Consolidated Net Profit Booking Rate Adjustments (Details) - USD ($) $ / shares in Units, $ in Millions | 3 Months Ended | 6 Months Ended
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Jun. 29, 2025 | Jun. 30, 2024 | Jun. 29, 2025 | Jun. 30, 2024
Accounting Policies [Abstract] |  |  |  |
Sales | $ (361) | $ 383 | $ 142 | $ 655
Segment operating profit | $ (1,045) | $ 420 | $ (565) | $ 615
% of segment operating profit | (183.00%) | 21.00% | (21.00%) | 16.00%
Net earnings | $ (826) | $ 332 | $ (446) | $ 486
Diluted earnings per share (in dollars per share) | $ (3.53) | $ 1.39 | $ (1.90) | $ 2.02

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