Segment Information - Financial Information by Segment (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	Jun. 29, 2013
Schedule Of Geographical Segments [Line Items]
Revenues	$ 225,046	$ 217,743	$ 671,188	$ 646,607
Income (loss) from operations	18,074	21,352	69,339	62,565
Total assets	922,541	897,525	922,541	897,525	897,286
Depreciation and amortization expense	7,725	8,084	23,152	24,150
United States
Schedule Of Geographical Segments [Line Items]
Revenues	188,058	178,449	559,821	530,127
Income (loss) from operations	12,987	16,312	56,716	49,395
Total assets	864,349	825,856	864,349	825,856
Depreciation and amortization expense	6,730	6,777	20,015	20,215
Canada
Schedule Of Geographical Segments [Line Items]
Revenues	36,988	39,294	111,367	116,480
Income (loss) from operations	5,087	5,040	12,623	13,170
Total assets	161,761	162,910	161,761	162,910
Depreciation and amortization expense	995	1,307	3,137	3,935
Elimination
Schedule Of Geographical Segments [Line Items]
Revenues	0	0	0	0
Income (loss) from operations	0	0	0	0
Total assets	(103,569)	(91,241)	(103,569)	(91,241)
Depreciation and amortization expense	$ 0	$ 0	$ 0	$ 0