Equity-Based Compensation (Schedule Of Restricted Stock Unit Activity) (Details) (Restricted Stock [Member], USD $)	9 Months Ended
	Sep. 30, 2011	Oct. 01, 2010
Restricted Stock [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares, Non-vested - beginning of year	5,372,417
Shares, Granted	2,888,125
Shares, Vested	(2,331,904)
Shares, Forfeited	(776,110)
Shares, Non-vested - end of period	5,132,528
Weighted Average Grant Date Fair Value, Non-vested - beginning of year	$ 7.19
Weighted Average Grant Date Fair Value, Granted	$ 5.32	$ 8.73
Weighted Average Grant Date Fair Value, Vested	$ 6.78
Weighted Average Grant Date Fair Value, Forfeited	$ 7.09
Weighted Average Grant Date Fair Value, Non-vested - end of period	$ 6.35