Performance-Contingent Restricted Stock Activity (Detail) (Performance Contingent Restricted Stock, USD $)	12 Months Ended
	Dec. 29, 2012	Dec. 31, 2011	Jan. 01, 2011
Performance Contingent Restricted Stock
Number of Shares
Outstanding unvested at beginning of period	576,000	568,000	621,000
Number of Shares, Initial grant	275,000	324,000	268,000
Number of Shares, Supplemental grant for exceeding the S&P TSR			63,000
Number of Shares, Vested	(214,000)	(242,000)	(378,000)
Number of Shares, Grant reduction for not achieving the S&P TSR	(43,000)	(60,000)
Number of Shares, Forfeitures	(2,000)	(14,000)	(6,000)
Outstanding unvested at end of period	592,000	576,000	568,000
Weighted Average Fair Value,
Weighted Average Fair Value, Balance at beginning of year	$ 16.67	$ 17.08	$ 17.34
Weighted Average Fair Value, Initial grant	$ 22.37	$ 15.93	$ 17.59
Weighted Average Fair Value, Supplemental grant for exceeding the S&P TSR			$ 18.02
Weighted Average Fair Value, Vested	$ 17.59	$ 16.64	$ 15.02
Weighted Average Fair Value, Grant reduction for not achieving the S&P TSR	$ 17.59	$ 16.64
Weighted Average Fair Value, Forfeitures	$ 17.16	$ 16.82	$ 17.25
Weighted Average Fair Value, Balance at end of year	$ 18.92	$ 16.67	$ 17.08