Long-Term Debt and Financing Liabilities (Financing Liability) (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 27, 2015	Dec. 28, 2014	Dec. 29, 2013
Debt Instrument [Line Items]
Current portion of financing liability	$ 20,891	$ 0
Other operating income	(493)	0	$ (578)
SPAIN \| Financing Agreement June 2011
Debt Instrument [Line Items]
Financing liability	$ 31,700	33,100
Imputed non-cash interest (percent)	6.365%
Interest expense recognized related to financing liability	$ 2,000	$ 2,200

The total amount of other operating income, the components of which are not separately disclosed on the income statement, from items that are associated with the entity's normal revenue producing operation.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 225
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.1)
-URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688

Name:	us-gaap_OtherOperatingIncome
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration