Net Earnings Per Share Dividends Declared and Paid (Details) - USD ($) $ / shares in Units, $ in Millions |
3 Months Ended | 6 Months Ended | ||||
---|---|---|---|---|---|---|
Jun. 29, 2018 |
Mar. 30, 2018 |
Jun. 30, 2017 |
Mar. 31, 2017 |
Jun. 29, 2018 |
Jun. 30, 2017 |
|
Dividends Declared and Paid [Abstract] | ||||||
Dividend per Common Share | $ 0.07 | $ 0.07 | $ 0.07 | $ 0.07 | $ 0.14 | $ 0.14 |
Amount ($ in millions) | $ 24.4 | $ 24.3 | $ 24.3 | $ 24.3 | $ 48.7 | $ 48.6 |