Consolidated Condensed Balance Sheets (Parenthetical) - USD ($) $ in Millions	Oct. 02, 2021	Jan. 02, 2021	Sep. 26, 2020
Statement of Financial Position [Abstract]
Accounts receivable allowance	$ 27.4	$ 33.5	$ 33.4
Accumulated depreciation	$ (212.2)	$ (197.2)	$ (200.3)
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)	111,538,349	110,426,769	110,117,417
Treasury shares	29,170,142	28,285,274	28,148,131