Consolidated Condensed Balance Sheets (Parenthetical) - USD ($) $ in Millions	Jun. 18, 2016	Jan. 02, 2016	Jun. 20, 2015
Statement of Financial Position [Abstract]
Accounts receivable allowance	$ 43.9	$ 44.4	$ 41.3
Common stock, par value	$ 1	$ 1	$ 1
Common stock, shares authorized	320,000,000	320,000,000	320,000,000
Common stock, shares issued (including shares in treasury)	105,468,293	103,915,928	103,987,155
Treasury shares	6,016,471	5,457,726	861,374