Equity-Based Compensation (Summary Of Stock Option Activity) (Details) (USD $) In Millions, except Share data, unless otherwise specified	12 Months Ended
	Dec. 30, 2011
Equity-Based Compensation [Abstract]
Outstanding - beginning of year	26,851,964
Options Granted	2,355,228
Options Exercised	(376,059)
Options Forfeited/expired	(8,111,651)
Outstanding - end of year	20,719,482
Options Exercisable - end of year	17,140,928
Options vested or expected to vest	20,509,121
Weighted Average Exercise Price, Outstanding - beginning of year	$ 11.18
Weighted Average Exercise Price, Granted	$ 5.22
Weighted Average Exercise Price, Exercised	$ 1.39
Weighted Average Exercise Price, Forfeited/expired	$ 18.83
Weighted Average Exercise Price, Outstanding - end of year	$ 7.68
Weighted Average Exercise Price, Exercisable - end of year	$ 8.04
Weighted Average Exercise Price, Shares vested or expected to vest	$ 7.70
Weighted Average Remaining Contractual Term (in years), Outstanding - end of year	4.1
Weighted Average Remaining Contractual Term (in years), Exercisable - end of year	3.2
Weighted Average Remaining Contractual Term (in years), Options vested or expected to vest	4.1
Aggregate Intrinsic Value, Outstanding - end of year	$ 0.7
Aggregate Intrinsic Value, Exercisable - end of year	0.6
Aggregate Intrinsic Value, Options vested or expected to vest	$ 0.7