Discontinued Operations Discontinued Operations (Details) - USD ($) $ in Thousands		1 Months Ended	3 Months Ended						6 Months Ended
		Jun. 28, 2015	Jun. 28, 2015		Mar. 29, 2015	Jun. 29, 2014		Dec. 29, 2013	Jun. 28, 2015		Jun. 29, 2014		May. 31, 2015
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Percentage of Membership Interests Sold													100.00%
Disposal Group, Including Discontinued Operation, Consideration													$ 78,500
Disposal Group, Including Discontinued Operation, Income Statement Disclosures [Abstract]
Revenues	[1]		$ 11,408			$ 17,348			$ 25,885		$ 32,094
Cost of sales	[2]		(9,175)			(12,639)			(7,336)		(23,464)
Disposal Group, Including Discontinued Operation, Gross Profit (Loss)			2,233			4,709			18,549		8,630
General and administrative			(483)			(549)			(1,097)		(1,304)
Depreciation and amortization	[3]		(962)			(1,497)			(2,297)		(2,938)
Other expense, net	[4]		(12)			(24)			(34)		(59)
Income from discontinued operations before income taxes			776			2,639			15,121		4,329
Provision for income taxes			(545)			(959)			(5,533)		(1,355)
Income from discontinued operations, net of income taxes			231			1,680			9,588		2,974
Gain on disposal of discontinued operations before income taxes			27,338			0			27,338		0
Provision for income taxes on gain on disposal			12,199	[5]		0			12,199	[5]	0
Gain on disposal of discontinued operations, net of income taxes			15,139			0			15,139		0
Net income from discontinued operations			15,370			1,680			24,727		2,974
Severance Related Costs Associated with Discontinued Operation			791
Dispositions									38,697		116,204
Capital Expenditure, Discontinued Operations			2,106			803			2,693		1,553
Bakery [Member]
Disposal Group, Including Discontinued Operation, Income Statement Disclosures [Abstract]
Other income			40			22			32		37
Cost of Sales [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Discontinued Operation, Amount of Continuing Cash Flows after Disposal		$ 996
Disposal Group, Including Discontinued Operation, Income Statement Disclosures [Abstract]
Severance Related Costs Associated with Discontinued Operation									791
Withdrawal from Multiemployer Defined Benefit Plan [Member] | Cost of Sales [Member]
Disposal Group, Including Discontinued Operation, Income Statement Disclosures [Abstract]
Loss Contingency Accrual, Period Increase (Decrease)					$ (12,486)			$ 13,500
Sale of Other Assets [Member]
Disposal Group, Including Discontinued Operation, Income Statement Disclosures [Abstract]
Dispositions			905			7,725	[6]		2,598		14,607	[6]
Sale of Other Assets [Member] | Bakery [Member]
Disposal Group, Including Discontinued Operation, Income Statement Disclosures [Abstract]
Dispositions	[6]		$ 41			$ 22			$ 50		$ 37

[1] Includes sales of sandwich buns and related products previously reported in “Sales” as well as rental income.

[2] The three and six months ended June 28, 2015 include employee separation related costs of $791 as a result of the sale of the Bakery. In addition, the six months ended June 28, 2015, includes a reduction to cost of sales of $12,486 resulting from the reversal of a liability associated with the Bakery’s withdrawal from a multiemployer pension plan. See Note 15 for further discussion.

[3] Included in “Depreciation and amortization” in our condensed consolidated statements of cash flows for the periods presented.

[4] Includes net gains on sales of other assets. During the three and six months ended June 28, 2015, the Bakery received cash proceeds of $41 and $50, respectively, resulting in net gains on sales of other assets of $40 and $32, respectively. During the three and six months ended June 29, 2014, the Bakery received cash proceeds of $22 and $37, resulting in net gains on sales of other assets of $22 and $37, respectively.

[5] Includes the impact of non-deductible goodwill disposed of as a result of the sale.

[6] Reclassifications have been made to the prior year presentation to include sales of restaurants previously reported in “Other operating expense, net” to conform to the current year presentation. Reclassifications have also been made to reflect the Bakery’s gain on sales of other assets as discontinued operations. See Note 1 for further details.