Goodwill and Other Intangible Assets (Other Intangible Assets) (Details) - USD ($) $ in Thousands	Jan. 06, 2016	Jan. 05, 2015	Jan. 03, 2014	Jan. 03, 2013	Jan. 03, 2012	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Other Intangible Assets [Line Items]
Up-front payment					$ 63,000
Contingent payment period					4 years
Additional contingent cash payment					$ 84,000
Contractual obligations for acquisition of a business						$ 0	$ 440	$ 10,137
After One Year of Meeting Supply Target [Member]
Other Intangible Assets [Line Items]
Conditional payment, amount paid				$ 34,000
After Two Year of Meeting Supply Target [Member]
Other Intangible Assets [Line Items]
Conditional payment, amount paid			$ 16,700
After Year Three of Meeting Supply Target [Member]
Other Intangible Assets [Line Items]
Conditional payment, amount paid		$ 16,700
After Year Four of Meeting Supply Target [Member]
Other Intangible Assets [Line Items]
Conditional payment, amount paid	$ 16,700