Share-Based Compensation - Additional Information (Detail) (USD $) In Millions, except Share data, unless otherwise specified	3 Months Ended
	Sep. 29, 2012	Oct. 01, 2011
Compensation Related Costs Share Based Payments Disclosure [Line Items]
Total compensation expense related to share-based awards	$ 1.6	$ 1.3
Number of options exercised and restricted stock vested	200,000
Number of shares of the performance based restricted stock award considered outstanding in diluted earnings per share	0
Target [Member]
Compensation Related Costs Share Based Payments Disclosure [Line Items]
Number of shares of performance based restricted stock award	100,000
Maximum [Member]
Compensation Related Costs Share Based Payments Disclosure [Line Items]
Number of shares of performance based restricted stock award	150,000
Minimum [Member]
Compensation Related Costs Share Based Payments Disclosure [Line Items]
Number of shares of performance based restricted stock award	50,000