Impairment of Assets Detail (Details) (USD $)	3 Months Ended								12 Months Ended
	Dec. 25, 2011		Sep. 25, 2011		Jun. 26, 2011		Mar. 27, 2011		Dec. 30, 2012	Dec. 25, 2011		Dec. 26, 2010
Goodwill [Line Items]
Impairment of assets, property, plant and equipment	$ 0	[1]	$ 0	[1]	$ 9,225,000	[1]	$ 0	[1]	$ 0	$ 9,225,000	[1]	$ 16,148,000
Carrying value of assets to be sold												20,000,000
Carrying (Reported) Amount, Fair Value Disclosure [Member]
Goodwill [Line Items]
Carrying value of intangible asset after impairment charge					0
Assets Held-for-sale [Member]
Goodwill [Line Items]
Impairment of assets, property, plant and equipment					9,225,000
Assets Held-for-sale [Member] | Carrying (Reported) Amount, Fair Value Disclosure [Member]
Goodwill [Line Items]
Carrying value of intangible asset after impairment charge	$ 0									$ 0

[1] In the second quarter of 2011, we recorded a $9.2 million charge for the impairment of assets related to certain assets held for sale primarily of Baseline.