Summary of Financial Information for Each Business Segment (Parenthetical) (Detail) - USD ($) $ in Millions |
12 Months Ended | ||||
|---|---|---|---|---|---|
Dec. 31, 2016 |
Dec. 31, 2015 |
Dec. 31, 2014 |
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| Segment Reporting Information [Line Items] | |||||
| Net deferred tax (benefit) | $ (231) | $ (473) | $ (351) | ||
| Non-recoverable transaction costs | 38 | ||||
| Total depreciation and amortization | [1] | 1,167 | 945 | 927 | |
| Capital expenditures | 1,063 | 939 | 845 | ||
| Lockheed Martin Commercial Flight Training | |||||
| Segment Reporting Information [Line Items] | |||||
| Asset impairment charges | 90 | ||||
| Net deferred tax (benefit) | (80) | ||||
| Reduction in net earnings | 10 | ||||
| Information Systems & Global Solutions | |||||
| Segment Reporting Information [Line Items] | |||||
| Total depreciation and amortization | 48 | 81 | 67 | ||
| Capital expenditures | $ 9 | $ 31 | $ 18 | ||
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