Earnings Per Share - Computations of Basic and Diluted Earnings Per Share (Detail) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended
	Sep. 27, 2014	Sep. 28, 2013
Earnings Per Share [Abstract]
Net income from continuing operations	$ 16,368	$ 13,610
Less: Income allocable to participating securities	(233)	(181)
Net income from continuing operations available to common stockholders	16,135	13,429
Net income from discontinued operations	0	211
Net income available to common stockholders	$ 16,135	$ 13,640
Basic earnings per share:
Weighted average shares outstanding, basic (in shares)	19,628,000	19,429,000
Basic earnings per common share from continuing operations (in dollars per share)	$ 0.82	$ 0.69
Basic earnings per common share from discontinued operations (in dollars per share)	$ 0.00	$ 0.01
Basic earnings per common share (in dollars per share)	$ 0.82	$ 0.70
Diluted earnings per share:
Weighted average shares outstanding, basic (in shares)	19,628,000	19,429,000
Weighted average effect of non-vested restricted stock grants and assumed exercise of stock options (in shares)	371,000	407,000
Weighted average shares outstanding, diluted (In shares)	19,999,000	19,836,000
Diluted earnings per common share from continuing operations (in dollars per share)	$ 0.81	$ 0.68
Diluted earnings per common share from discontinued operations (in dollars per share)	$ 0.00	$ 0.01
Diluted earnings per common share (in dollars per share)	$ 0.81	$ 0.69
Shares excluded from computation of diluted earnings per share (in shares)	246,000	94,000