Business, Basis of Presentation and Summary of Significant Accounting Policies, Goodwill, Other Accrued Expenses, and Warranty (Details) (USD $)	3 Months Ended				12 Months Ended
	Jun. 24, 2012	Mar. 25, 2012	Dec. 25, 2011	Sep. 25, 2011	Jun. 30, 2013	Jun. 24, 2012	Jun. 26, 2011
Goodwill [Line Items]
Total goodwill	$ 52,149,000				$ 52,149,000	$ 52,149,000	$ 121,570,000
Changes in the carrying amount of goodwill [Roll Forward]
Impairment of goodwill	69,421,000	0	0	0	0	69,421,000	0
Goodwill deductible for income tax purposes					11,300,000
Goodwill deducted for income tax purposes					3,000,000	3,000,000	3,000,000
Other Accrued Expenses [Abstract]
Sales returns	32,185,000				33,902,000	32,185,000
Accrued accounting and legal costs	10,192,000				8,108,000	10,192,000
Deferred revenue	13,634,000				9,678,000	13,634,000
Accrued warranty	2,190,000				1,992,000	2,190,000
Accrued utilities	2,625,000				2,516,000	2,625,000
Accrued repurchase obligation	3,240,000				4,759,000	3,240,000
Accrued sales and other taxes	1,862,000				3,053,000	1,862,000
Accured subcontractor costs	3,386,000				1,307,000	3,386,000
Accrued rent	4,381,000				4,858,000	4,381,000
Other	9,469,000				8,241,000	9,469,000
Total other accrued expenses	83,164,000				78,414,000	83,164,000
Changes in warranty reserve [Roll Forward]
Accrued warranty, beginning of period				3,457,000	2,190,000	3,457,000	2,293,000
Accruals for warranties issued during the year					2,019,000	3,722,000	5,005,000
Changes in estimates related to pre-existing warranties					144,000	(1,135,000)	(1,228,000)
Warranty claim settlements					(2,361,000)	(3,854,000)	(2,613,000)
Accrued warranty, end of period	2,190,000				1,992,000	2,190,000	3,457,000
Energy-Saving Products [Member]
Goodwill [Line Items]
Total goodwill	33,190,000				33,190,000	33,190,000
HiRel [Member]
Goodwill [Line Items]
Total goodwill	$ 18,959,000				$ 18,959,000	$ 18,959,000