Facility Consolidation Expenses (Details) - USD ($) $ in Thousands		3 Months Ended		6 Months Ended
		Jun. 27, 2015	Jun. 28, 2014	Jun. 27, 2015		Jun. 28, 2014
Restructuring Cost and Reserve [Line Items]
Accrued balance at December 27, 2014				$ 0
2015 Expenses to Date	[1]			1,650
2015 Cash Payments				(1,650)
Accrued balance at June 27, 2015		$ 0		0
Total Costs Incurred to Date	[1]	7,164		7,164
Total Expected Costs		8,826		8,826
Impairment of assets		0	$ (655)	0	[2]	$ (655)
2015 Corporate Office Consolidation Plan [Member]
Restructuring Cost and Reserve [Line Items]
Accrued balance at December 27, 2014				0
2015 Expenses to Date				0
2015 Cash Payments				0
Accrued balance at June 27, 2015		0		0
Total Costs Incurred to Date		0		0
Total Expected Costs		716		716
2014 Warehousing Distribution and Manufacturing Consolidation Plan [Member]
Restructuring Cost and Reserve [Line Items]
Accrued balance at December 27, 2014				0
2015 Expenses to Date				1,445
2015 Cash Payments				(1,445)
Accrued balance at June 27, 2015		0		0
Total Costs Incurred to Date		5,491		5,491
Total Expected Costs		6,437		6,437
2014 Atlas Integration Plan [Member]
Restructuring Cost and Reserve [Line Items]
Accrued balance at December 27, 2014				0
2015 Expenses to Date				205
2015 Cash Payments				(205)
Accrued balance at June 27, 2015		0		0
Total Costs Incurred to Date		1,673		1,673
Total Expected Costs		1,673		1,673
Asset Impairments [Member]
Restructuring Cost and Reserve [Line Items]
Total Costs Incurred to Date	[2]	1,133		1,133
Total Expected Costs		$ 1,133		$ 1,133

[1] Costs incurred under these plans are classified as "facility consolidation expenses" in the Company's Consolidated Condensed Statements of Operations.

[2] Asset impairments under these plans, when applicable, are classified as "loss on impairments" in the Company's Consolidated Condensed Statements of Operations.