Restructuring (Details) $ in Thousands	3 Months Ended		9 Months Ended		12 Months Ended	24 Months Ended
	Sep. 25, 2016 USD ($)	Sep. 27, 2015 USD ($)	Sep. 25, 2016 USD ($)	Sep. 27, 2015 USD ($)	Dec. 27, 2015 USD ($)	Dec. 27, 2015 USD ($)	Mar. 29, 2015 USD ($)
Restructuring Cost and Reserve [Line Items]
Property, Plant and Equipment, Net	$ 227,586		$ 227,586		$ 234,646	$ 234,646
Restructuring Reserve	25		25
Restructuring Charges	62	$ 1,168	$ 249	$ 4,606
Rogers, Arkansas facility closure [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Number of Positions Eliminated			500
Rogers, Arkansas facility closure [Member] | Cost of Sales, Restructuring Costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Accelerated Depreciation			$ 209		7,006
Restructuring and Related Cost, Expected Cost Remaining	904		904
Restructuring and Related Cost, Incurred Cost			249		14,441
Restructuring Charges			200	$ 4,600
Accelerated Depreciation [Member] | Rogers, Arkansas facility closure [Member] | Cost of Sales, Restructuring Costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost Remaining	566		566
Expected Restructuring Charges	7,781		7,781
One-time Termination Benefits [Member] | Rogers, Arkansas facility closure [Member] | Cost of Sales, Restructuring Costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost Remaining	0		0
Expected Restructuring Charges	2,011		2,011
Restructuring and Related Cost, Incurred Cost			0		2,011
Other Restructuring [Member] | Rogers, Arkansas facility closure [Member] | Cost of Sales, Restructuring Costs [Member]
Restructuring Cost and Reserve [Line Items]
Expected Restructuring Charges	15,600		15,600
Other Restructuring [Member] | Rogers, Arkansas facility closure [Member] | Cost of Sales, Restructuring Costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost Remaining	338		338
Expected Restructuring Charges	5,802		5,802
Restructuring and Related Cost, Incurred Cost			40		$ 2,700	$ 5,424
Rogers, Arkansas facility [Member] | Rogers, Arkansas facility closure [Member]
Restructuring Cost and Reserve [Line Items]
Property, Plant and Equipment, Net	$ 2,900		$ 2,900				$ 500