Other Operating Expenses, Net (Schedule of Other Operating Cost and Expense By Component) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2017	Jul. 01, 2016	Jun. 30, 2017	Jul. 01, 2016
Other Operating Income Expense Detail [Line Items]
Other Cost and Expense, Operating	$ 6,920	$ 15,494	$ 18,691	$ 36,634
Investments in Capacity and Capabilities [Member]
Other Operating Income Expense Detail [Line Items]
Other Cost and Expense, Operating	1,275	5,126	2,865	9,279
Legacy Lake Region Medical Consolidation [Member]
Other Operating Income Expense Detail [Line Items]
Other Cost and Expense, Operating	1,461	2,088	2,167	4,447
Acquisition And Integration Costs [Member]
Other Operating Income Expense Detail [Line Items]
Other Cost and Expense, Operating	2,970	7,859	7,790	17,824
Asset Dispositions Severance And Other [Member]
Other Operating Income Expense Detail [Line Items]
Other Cost and Expense, Operating	1,118	259	5,674	4,785
Other Consolidation And Optimization Income (Costs) [Member]
Other Operating Income Expense Detail [Line Items]
Other Cost and Expense, Operating	$ 96	$ 162	$ 195	$ 299