Stock-Based Compensation (Stock Options Activity) (Details) $ / shares in Units, $ in Millions	9 Months Ended
	Sep. 29, 2017 USD ($) $ / shares shares
Stock Option Activity (in shares)
Options Outstanding, Beginning | shares	1,739,972
Granted | shares	125,020
Exercised | shares	(680,065)
Forfeited or expired | shares	(118,167)
Options Outstanding, Ending | shares	1,066,760
Options Exercisable | shares	818,663
Weighted Average Exercise Price (in dollars per share)
Options Outstanding, Beginning | $ / shares	$ 28.26
Granted | $ / shares	38.78
Exercised | $ / shares	25.11
Forfeited or expired | $ / shares	45.87
Options Outstanding, Ending | $ / shares	29.55
Options Exercisable | $ / shares	$ 27.24
Share-based Compensation Arrangement by Share-based Payment Award, Options, Additional Disclosures [Abstract]
Options Outstanding, Weighted Average Remaining Contractual Term	5 years 11 months
Options Exercisable, Weighted Average Remaining Contractual Term	5 years
Options Outstanding, Intrinsic Value | $	$ 23.0
Options Exercisable, Intrinsic Value | $	$ 19.6