Quarterly Financial Data Dividends and stock prices (Details) - $ / shares |
3 Months Ended | 12 Months Ended | |||||||||
---|---|---|---|---|---|---|---|---|---|---|---|
Dec. 30, 2017 |
Sep. 30, 2017 |
Jul. 01, 2017 |
Apr. 01, 2017 |
Dec. 31, 2016 |
Oct. 01, 2016 |
Jul. 02, 2016 |
Apr. 02, 2016 |
Dec. 30, 2017 |
Dec. 31, 2016 |
Jan. 02, 2016 |
|
Quarterly Financial Information Disclosure [Abstract] | |||||||||||
Dividends per share | $ 0.54 | $ 0.54 | $ 0.52 | $ 0.52 | $ 0.52 | $ 0.52 | $ 0.50 | $ 0.50 | $ 2.12 | $ 2.04 | $ 1.98 |
Market Price Of Common Stock High | 68.29 | 70.36 | 73.49 | 76.44 | 77.25 | 86.98 | 81.65 | 77.86 | 68.29 | 77.25 | |
Market Price Of Common Stock Low | $ 58.87 | $ 62.37 | $ 68.69 | $ 71.38 | $ 70.96 | $ 77.13 | $ 74.30 | $ 69.96 | $ 58.87 | $ 70.96 |