CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical) - USD ($) $ in Millions	Sep. 26, 2020	Dec. 28, 2019
CONDENSED CONSOLIDATED BALANCE SHEETS
Trade accounts receivable, allowances (in dollars)	$ 45.8	$ 27.1
Common stock, par value (in dollars per share)	$ 1	$ 1
Common stock, authorized shares	400,000,000	400,000,000
Common stock, issued shares	124,126,624	124,126,624
Common stock, outstanding shares	83,451,316	83,366,840
Treasury stock, shares	40,675,308	40,759,784