Changes in Equity - Summary of Changes in Total Equity (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Mar. 29, 2014	Mar. 30, 2013	Mar. 29, 2014	Mar. 30, 2013
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Balance at June 29, 2013			$ 87,177
Net earnings	2,561	1,541	13,438	12,975
Stock-based compensation expense			855
Stock-based compensation tax benefit realized			407
Other comprehensive income on interest rate contract, net of tax of $35			57
Other comprehensive income on pension plans, net of tax of $1,327	2,076	0	2,076	0
Repurchase of common shares			(4,000)	0
Restricted stock units vested and stock options exercised			(389)
Dividends declared at $0.28 per common share			(3,215)
Balance at March 29, 2014	96,406		96,406
Common shares [Member]
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Balance at June 29, 2013			11,291
Net earnings			0
Stock-based compensation expense			0
Stock-based compensation tax benefit realized			0
Other comprehensive income on interest rate contract, net of tax of $35			0
Repurchase of common shares			(224)
Restricted stock units vested and stock options exercised			109
Dividends declared at $0.28 per common share			0
Balance at March 29, 2014	11,176		11,176
Additional capital in excess of par value [Member]
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Balance at June 29, 2013			23,282
Net earnings			0
Stock-based compensation expense			855
Stock-based compensation tax benefit realized			407
Other comprehensive income on interest rate contract, net of tax of $35			0
Repurchase of common shares			(3,776)
Restricted stock units vested and stock options exercised			(498)
Dividends declared at $0.28 per common share			0
Balance at March 29, 2014	20,270		20,270
Accumulated other comprehensive loss [Member]
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Balance at June 29, 2013			(9,410)
Net earnings			0
Stock-based compensation expense			0
Stock-based compensation tax benefit realized			0
Other comprehensive income on interest rate contract, net of tax of $35			57
Other comprehensive income on pension plans, net of tax of $1,327			2,076
Restricted stock units vested and stock options exercised			0
Dividends declared at $0.28 per common share			0
Balance at March 29, 2014	(7,277)		(7,277)
Retained earnings [Member]
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Balance at June 29, 2013			62,014
Net earnings			13,438
Stock-based compensation expense			0
Stock-based compensation tax benefit realized			0
Other comprehensive income on interest rate contract, net of tax of $35			0
Restricted stock units vested and stock options exercised			0
Dividends declared at $0.28 per common share			(3,215)
Balance at March 29, 2014	$ 72,237		$ 72,237