Employee Stock Plans - Additional Information (Detail) (USD $) In Millions, except Share data, unless otherwise specified	3 Months Ended			3 Months Ended		3 Months Ended	1 Months Ended		3 Months Ended
	Sep. 28, 2013	Jun. 29, 2013	Oct. 31, 2013 Subsequent Event	Sep. 28, 2013 Amended and Restated 2004 Stock Incentive Plan	Sep. 27, 2013 Amended and Restated 2004 Stock Incentive Plan	Sep. 28, 2013 Amended and Restated 2004 Stock Incentive Plan Stock options	Jul. 31, 2012 Amended and Restated 2004 Stock Incentive Plan Performance Shares	Jul. 31, 2011 Amended and Restated 2004 Stock Incentive Plan Performance Shares	Sep. 28, 2013 Amended and Restated 2004 Stock Incentive Plan Performance Shares	Sep. 28, 2013 Amended and Restated 2004 Stock Incentive Plan Minimum Restricted Stock Awards / Units Outstanding	Sep. 28, 2013 Amended and Restated 2004 Stock Incentive Plan Maximum Restricted Stock Awards / Units Outstanding	Sep. 28, 2013 Amended and Restated 2001 Long-Term Stock Incentive Plan
Employee Stock Ownership Plan (ESOP) Disclosures [Line Items]
Number of shares after amendment				7,800,000
Issuance of awards other than stock options being counted				1.25
Expiry date of Plan				Oct. 31, 2020
Consist of common stock shares reserved for issuance												6,306,977
Number of shares Issued under the ESPP	7,471,000	7,578,000		7,500,000
Award vesting period						4 years				1 year	4 years
Granted performance stock units								200,000
Aggregate estimated grant date fair value of PSU								$ 0.9
Achievement of performance condition associated with PSUs			150.00%
PSUs outstanding	6,186,000	6,475,000		200,000
Fair value of PSUs outstanding	$ 0.8
Stock awards, additional shares approved for grant							600,000
Forfeited PSUs during period									200,000
Closing stock price used in pre tax intrinsic value					$ 1.80
Shares of common stock, option exercisable	5,407,000			200,000