Acquisitions Business Acquisition Pro Forma Information (Details) (USD $)	3 Months Ended	1 Months Ended	3 Months Ended
Sep. 23, 2012	Sep. 25, 2011	Sep. 25, 2011 Ruud Lighting, Inc. [Member]	Sep. 25, 2011 Ruud Lighting, Inc. [Member]
Business Combinations Results Of Operations Of Acquired Company [Abstract]
Revenue	$ 315,753,000	$ 268,980,000	$ 22,343,000
Loss from operations	20,674,000	16,330,000	(522,000)
Net loss	16,123,000	12,819,000	(664,000)
Basic net loss per share	$ 0.14	$ 0.11	$ (0.01)
Diluted net loss per share	$ 0.14	$ 0.11	$ (0.01)
Business Combination, Pro Forma Information [Abstract]
Revenue				299,312,000
Income from operations				8,788,000
Net income				8,853,000
Earnings per share, basic				$ 0.08
Earnings per share, diluted				$ 0.08
Total revenue				$ 53,800,000

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