Earnings Per Share ("EPS") (Details) - shares shares in Millions	3 Months Ended		6 Months Ended
	Jul. 04, 2015	Jun. 28, 2014	Jul. 04, 2015	Jun. 28, 2014
Earnings Per Share [Abstract]
Shares excluded from the calculation of the effect of dilutive securities	0.3	0.3	0.2	0.2
Weighted Average Number of Shares Outstanding Reconciliation [Abstract]
Denominator for basic EPS (in shares)	44.8	45.2	44.8	45.1
Effect of dilutive securities (in shares)	0.4	0.3	0.3	0.4
Denominator for diluted EPS (in shares)	45.2	45.5	45.1	45.5