Employee Stock Based Compensation - Additional Information (Detail) (USD $)	12 Months Ended
	Dec. 28, 2013	Dec. 29, 2012	Dec. 31, 2011	Apr. 06, 2010
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares of common stock				7,000,000
Restricted stock awards	22,581
Weighted average fair value of common stock
Number of Shares Granted		673,390	35,000
Weighted Average Exercise Price, Granted		$ 2.42	$ 2.21
Options Vesting Year		2017	2016
Outstanding Intrinsic Value	$ 41,776,000
Exercisable options intrinsic value	24,077,000
Aggregate intrinsic value of stock options exercised	3,600,000
Share-based compensation expenses	400,000
Number of shares exercised	1,922,167	66,838	0
Tax benefit realized	(396,000)	0
Restricted Stock [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Restricted stock awards	22,581
Weighted average fair value of common stock	$ 6.76
2006 Equity Incentive Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Maximum number of shares	1,500,000
Shares available for grant	541,863	472,035	1,092,310
Number of Shares Granted	0
Compensation cost charged against income for stock compensation plan	1,000,000	1,400,000	1,800,000
Employee Service Share-based Compensation, Tax Benefit from Compensation Expense	400,000	0	0
Dividend yield		0.00%	0.00%
Expected volatility		70.38%	70.74%
Risk-free interest rate		0.80%	2.20%
Expected life		5 years	5 years
Stock Option [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Weighted-average fair value of options granted		$ 2.42	$ 2.21
Outstanding Intrinsic Value		18,900,000	100,000
Exercisable options intrinsic value		10,000,000	100,000
Total fair value of options vested	1,400,000	1,400,000	1,800,000
Tax benefit realized	400,000	0	0
Exercise of options	14,100,000	100,000
Total unrecognized compensation	$ 500,000
Weighted-average period	1 year 2 months 12 days