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SIGNIFICANT ACCOUNTING POLICY UPDATES (Details) | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Jun. 24, 2018 USD ($) program $ / shares | Jun. 25, 2017 USD ($) $ / shares | Mar. 26, 2017 USD ($) $ / shares | Jun. 24, 2018 USD ($) program contract $ / shares | Jun. 25, 2017 USD ($) $ / shares | Mar. 25, 2018 USD ($)
Disaggregation of Revenue [Line Items] |  |  |  |  |  |
Number of types of contracts | contract |  |  |  | 3 |  |
Performance obligation satisfied in previous period | $ 540,000,000 | $ 540,000,000 |  | $ 955,000,000 | $ 920,000,000 |
Customer receivables sold | 124,000,000 | 365,000,000 |  | 227,000,000 | 365,000,000 |
Gains or losses related to sales of receivables | 0 | 0 |  | 0 | 0 |
Contracts Accounted for under Percentage of Completion |  |  |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |  |  |
Increase in operating profit due to profit rate adjustments | 465,000,000 | 515,000,000 |  | 885,000,000 | 810,000,000 |
Increase in net earnings due to profit rate adjustments | $ 367,000,000 | $ 335,000,000 |  | $ 699,000,000 | $ 527,000,000 |
Increase in diluted earnings per common share due to profit rate adjustments (in dollars per share) | $ / shares | $ 1.28 | $ 1.15 |  | $ 2.43 | $ 1.80 |
EADGE-T |  |  |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |  |  |
Contract loss incurred, gross |  |  | $ 120,000,000 |  |  |
Contract loss incurred, after tax |  |  | $ 74,000,000 |  |  |
Contract loss incurred, earnings per share (in dollars per share) | $ / shares |  |  | $ 0.25 |  |  |
Cumulative losses on development | $ 260,000,000 |  |  | $ 260,000,000 |  | $ 260,000,000
LM 2100 Project |  |  |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |  |  |
Contract loss incurred, gross | 40,000,000 |  |  | 75,000,000 |  |
Contract loss incurred, after tax | $ 30,000,000 |  |  | $ 56,000,000 |  |
Contract loss incurred, earnings per share (in dollars per share) | $ / shares | $ 0.10 |  |  | $ 0.20 |  |
Cumulative losses on development | $ 380,000,000 |  |  | $ 380,000,000 |  |
Warrior Capability Sustainment Program |  |  |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |  |  |
Contract loss incurred, gross |  |  |  | 85,000,000 |  |
Contract loss incurred, after tax |  |  |  | $ 64,000,000 |  |
Contract loss incurred, earnings per share (in dollars per share) | $ / shares |  |  |  | $ 0.22 |  |
Cumulative losses on development | $ 140,000,000 |  |  | $ 140,000,000 |  |
Space |  |  |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |  |  |
Number of commercial satellite programs with performance issues | program | 2 |  |  | 2 |  |

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