Discontinued Operations (Loss) Income from Discontinued Operations (Details) - USD ($) $ in Thousands		3 Months Ended						4 Months Ended	9 Months Ended
		Sep. 27, 2015		Mar. 29, 2015	Sep. 28, 2014		Dec. 29, 2013	Sep. 27, 2015	Sep. 27, 2015		Sep. 28, 2014		May. 31, 2015
Disposal Group, Including Discontinued Operation, Income Statement Disclosures [Abstract]
(Loss) income from discontinued operations, net of income taxes		$ (417)			$ 1,697				$ 9,171		$ 4,671
(Loss) gain on disposal of discontinued operation, net of income taxes		(322)			0				14,817		0
Net (loss) income from discontinued operations		(739)			1,697				23,988		4,671
Proceeds from sale									46,357		119,892
Gain on sales of other assets, net		(98)			(368)	[1]			14,751		74,027	[1]
Bakery [Member]
Disposal Group, Including Discontinued Operation, Income Statement Disclosures [Abstract]
Capital Expenditure, Discontinued Operations					808				2,693		2,361
Discontinued Operations [Member] | Bakery [Member]
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	[2]	0	[3]		15,819				25,885		47,913
Cost of sales		(207)	[3]		(11,162)				(7,543)	[4]	(34,626)
Disposal Group, Including Discontinued Operation, Gross Profit (Loss)		(207)	[3]		4,657				18,342		13,287
General and administrative		4	[3]		(601)				(1,093)		(1,905)
Depreciation and amortization	[5]	0	[3]		(1,401)				(2,297)		(4,339)
Other income (expense), net	[6]	15	[3]		(30)				(19)		(89)
(Loss) income from discontinued operations before income taxes		(188)	[3]		2,625				14,933		6,954
Provision for income taxes		(229)	[3]		(928)				(5,762)		(2,283)
(Loss) income from discontinued operations, net of income taxes		(417)	[3]		1,697				9,171		4,671
Gain on disposal of discontinued operations before income taxes		188	[3]		0				27,526		0
Provision for income taxes on gain on disposal		(510)	[3]		0				(12,709)	[7]	0
(Loss) gain on disposal of discontinued operation, net of income taxes		(322)	[3]		0				14,817		0
Net (loss) income from discontinued operations		$ (739)	[3]		1,697				23,988		4,671
Severance Related Costs Associated with Discontinued Operation									791
Proceeds from sale					10				50		47
Gain on sales of other assets, net					$ 28				32		$ 65
Discontinued Operations [Member] | Withdrawal from Multiemployer Defined Benefit Plan [Member] | Bakery [Member]
Disposal Group, Including Discontinued Operation, Income Statement Disclosures [Abstract]
Withdrawal Obligation, Period Increase (Decrease)									$ (12,486)
Cost of Sales [Member] | Bakery [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								$ 4,699
Cost of Sales [Member] | Withdrawal from Multiemployer Defined Benefit Plan [Member]
Disposal Group, Including Discontinued Operation, Income Statement Disclosures [Abstract]
Withdrawal Obligation, Period Increase (Decrease)				$ (12,486)			$ 13,500

[1] 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.

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

[3] Represents post-closing adjustments recorded during the third quarter of 2015.

[4] The nine months ended September 27, 2015 include employee separation-related costs of $791 as a result of the sale of the Bakery. In addition, the nine months ended September 27, 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.

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

[6] Includes net gains on sales of other assets. During the nine months ended September 27, 2015, the Bakery received cash proceeds of $50 resulting in net gains on sales of other assets of $32. During the three and nine months ended September 28, 2014, the Bakery received cash proceeds of $10 and $47, resulting in net gains on sales of other assets of $28 and $65, respectively.

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