Stock-Based Compensation - RSUs Outstanding (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Millions	3 Months Ended								12 Months Ended
	Dec. 31, 2020	Sep. 27, 2020	Jun. 28, 2020	Mar. 29, 2020	Dec. 31, 2019	Sep. 29, 2019	Jun. 30, 2019	Mar. 31, 2019	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Fair value assumptions
Dividends distributed on the company's Common Stock (in dollars per share)	$ 0.23	$ 0.23	$ 0.23	$ 0.23	$ 0.23	$ 0.23	$ 0.23	$ 0.21	$ 0.92	$ 0.90	$ 0.82
Share-based Payment Arrangement, Additional Disclosure [Abstract]
Total unrecognized compensation cost related to the unvested awards	$ 13.2								$ 13.2
Total weighted average remaining term of unrecognized compensation costs									1 year 5 months 23 days
Compensation cost recognized									$ 12.7	$ 17.8	$ 13.8
Impact on both basic and diluted net income per common share for recognition of total stock-based compensation expense (in dollars per share)									$ 0.30	$ 0.42	$ 0.32
Cost of goods sold.
Share-based Payment Arrangement, Additional Disclosure [Abstract]
Compensation cost recognized									$ 0.9
Selling, general and administrative expenses
Share-based Payment Arrangement, Additional Disclosure [Abstract]
Compensation cost recognized									11.8	$ 16.9	$ 12.9
Other Stock-based Plans
Share-based Payment Arrangement, Additional Disclosure [Abstract]
Tax benefit recorded for the compensation expense									$ 2.1	$ 3.1	$ 2.8
Management Stock Purchase Plan | Restricted stock units (RSUs)
RSUs Outstanding
Number Outstanding (in shares)	95				110				95	110	154	174
Weighted Average Purchase Price (in dollars per share)	$ 64.54				$ 57.91				$ 64.54	$ 57.91	$ 45.02	$ 39.68
RSUs Vested
Number Vested (in shares)	32				35				32	35	66
Weighted Average Purchase Price (in dollars per share)	$ 61.89				$ 52.67				$ 61.89	$ 52.67	$ 38.17
Fair value assumptions
Expected life (years)									3 years	3 years
Expected stock price volatility (as a percent)									24.60%	23.30%
Expected dividend yield (as a percent)									1.10%	1.10%
Risk-free interest rate (as a percent)									0.60%	2.50%
Weighted average grant-date fair value (in dollars per share)									$ 22.36	$ 22.16	$ 21.80
Share-based Payment Arrangement, Additional Disclosure [Abstract]
Total unrecognized compensation cost related to the unvested awards	$ 0.8								$ 0.8
Total weighted average remaining term of unrecognized compensation costs									1 year 4 months 20 days
Compensation cost recognized											$ 1.0
$35.41-$49.92 | Management Stock Purchase Plan | Restricted stock units (RSUs)
Information about RSUs outstanding
Low end of purchase price range (in dollars per share)									$ 35.41
High end of purchase price range (in dollars per share)									$ 49.92
RSUs Outstanding
Number Outstanding (in shares)	1								1
Weighted Average Purchase Price (in dollars per share)	$ 40.69								$ 40.69
RSUs Vested
Number Vested (in shares)	1								1
Weighted Average Purchase Price (in dollars per share)	$ 40.69								$ 40.69
$61.84-$69.76 | Management Stock Purchase Plan | Restricted stock units (RSUs)
Information about RSUs outstanding
Low end of purchase price range (in dollars per share)									61.84
High end of purchase price range (in dollars per share)									$ 69.76
RSUs Outstanding
Number Outstanding (in shares)	94								94
Weighted Average Purchase Price (in dollars per share)	$ 64.80								$ 64.80
RSUs Vested
Number Vested (in shares)	31								31
Weighted Average Purchase Price (in dollars per share)	$ 62.56								$ 62.56