Earnings Per Share (Schedule Of Anti-Dilutive Common Share Equivalents) (Details) In Thousands, unless otherwise specified	3 Months Ended				6 Months Ended
	Jun. 29, 2014		Jun. 30, 2013		Jun. 29, 2014		Jun. 30, 2013
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Weighted average common share equivalents associated with anti-dilutive stock options and restricted stock units excluded from the computation of diluted EPS	2,315	[1]	2,201	[1]	2,107	[1]	2,466	[1]
Stock Options And Awards [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Weighted average common share equivalents associated with anti-dilutive stock options and restricted stock units excluded from the computation of diluted EPS			218
Deferred Compensation Arrangement [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Weighted average common share equivalents associated with anti-dilutive stock options and restricted stock units excluded from the computation of diluted EPS			35

[1] Stock options and awards of 218 shares and deferred compensation arrangements of 35 shares were anti-dilutive in the six months of 2013, and were therefore excluded from the earnings per share calculation due to our loss from continuing operations for the period.