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Recently Issued Accounting Pronouncements Schedule of prospective adoption of new accounting pronouncements (Details) - USD ($)
3 Months Ended
Mar. 30, 2019
Jul. 01, 2018
Item Effected [Line Items]    
Income Tax Effects Allocated Directly to Equity, Prior Period Adjustment $ 2,500,000  
New Accounting Pronouncement or Change in Accounting Principle, Effect of Adoption, Quantification $ 106,011,000  
Adjustments for New Accounting Pronouncement [Member]    
Item Effected [Line Items]    
New Accounting Pronouncement or Change in Accounting Principle, Cumulative Effect of Change on Equity or Net Assets   $ 141,652,000