Retirement Plans - Schedule of Fair Values of Company's International Plan Assets (Details) - USD ($) $ in Millions	Jan. 02, 2021	Dec. 28, 2019	Dec. 29, 2018
Schedule of Expected Future Pension Benefit Payment [Line Items]
Total	$ 15.1	$ 14.0	$ 12.7
Level 1
Schedule of Expected Future Pension Benefit Payment [Line Items]
Total	3.4	3.3
Level 1 | Non-U.S. equity securities
Schedule of Expected Future Pension Benefit Payment [Line Items]
Total	1.8	1.6
Level 1 | Non-U.S. bonds
Schedule of Expected Future Pension Benefit Payment [Line Items]
Total	1.6	1.7
Level 1 | Insurance contract
Schedule of Expected Future Pension Benefit Payment [Line Items]
Total	0.0	0.0
Level 1 | Real estate
Schedule of Expected Future Pension Benefit Payment [Line Items]
Total	0.0	0.0
Level 2
Schedule of Expected Future Pension Benefit Payment [Line Items]
Total	2.6	2.6
Level 2 | Non-U.S. equity securities
Schedule of Expected Future Pension Benefit Payment [Line Items]
Total	0.0	0.0
Level 2 | Non-U.S. bonds
Schedule of Expected Future Pension Benefit Payment [Line Items]
Total	0.0	0.0
Level 2 | Insurance contract
Schedule of Expected Future Pension Benefit Payment [Line Items]
Total	2.0	2.0
Level 2 | Real estate
Schedule of Expected Future Pension Benefit Payment [Line Items]
Total	0.6	0.6
Level 3
Schedule of Expected Future Pension Benefit Payment [Line Items]
Total	0.0	0.0
Level 3 | Non-U.S. equity securities
Schedule of Expected Future Pension Benefit Payment [Line Items]
Total	0.0	0.0
Level 3 | Non-U.S. bonds
Schedule of Expected Future Pension Benefit Payment [Line Items]
Total	0.0	0.0
Level 3 | Insurance contract
Schedule of Expected Future Pension Benefit Payment [Line Items]
Total	0.0	0.0
Level 3 | Real estate
Schedule of Expected Future Pension Benefit Payment [Line Items]
Total	$ 0.0	$ 0.0