Equity-Based Compensation (Schedule Of Cash-Settled Stock Appreciation Rights Activity) (Details) (Cash-Settled SARs [Member], USD $)	6 Months Ended
	Jul. 01, 2011	Dec. 31, 2010
Cash-Settled SARs [Member]
Shares, Non-vested - beginning of year	445,233
Shares, Granted	41,700
Shares, Forfeited/Expired	(31,036)
Shares, Non-vested - end of period	455,897
Weighted Average Exercise Price, Outstanding - beginning of year	$ 7.51	$ 7.73
Weighted Average Exercise Price, Granted	$ 5.38
Weighted Average Exercise Price, Forfeited/Expired	$ 7.76
Weighted Average Exercise Price, Outstanding - end of period	$ 7.51	$ 7.73