Earnings Per Share ("EPS") (Details) - shares shares in Millions	3 Months Ended		9 Months Ended
	Oct. 03, 2015	Sep. 27, 2014	Oct. 03, 2015	Sep. 27, 2014
Earnings Per Share [Abstract]
Shares excluded from the calculation of the effect of dilutive securities	0.8	0.6	0.3	0.3
Weighted Average Number of Shares Outstanding Reconciliation [Abstract]
Denominator for basic EPS (in shares)	44.8	44.9	44.8	45.1
Effect of dilutive securities (in shares)	0.3	0.3	0.3	0.3
Denominator for diluted EPS (in shares)	45.1	45.2	45.1	45.4