Earnings per Share (EPS) (EPS from Continuing Operations) (Details) - $ / shares |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
Oct. 02, 2016 |
Sep. 27, 2015 |
Oct. 02, 2016 |
Sep. 27, 2015 |
|
| Basic EPS attributable to Raytheon Company common stockholders: | ||||
| Distributed earnings | $ 0.73 | $ 0.69 | $ 2.19 | $ 2.03 |
| Undistributed earnings | 1.06 | 0.78 | 3.41 | 2.88 |
| Total | 1.79 | 1.47 | 5.60 | 4.91 |
| Diluted EPS attributable to Raytheon Company common stockholders: | ||||
| Distributed earnings | 0.73 | 0.68 | 2.19 | 2.03 |
| Undistributed earnings | 1.06 | 0.79 | 3.41 | 2.88 |
| Total | $ 1.79 | $ 1.47 | $ 5.60 | $ 4.91 |