Contingencies And Commitments (Standby Letters Of Credit Instruments) (Details) $ in Thousands	Apr. 02, 2017 USD ($)
Contingencies, Commitments And Guarantees [Line Items]
Total	$ 39,089
0-12 months [Member]
Contingencies, Commitments And Guarantees [Line Items]
Total	8,137
Greater than 12 months [Member]
Contingencies, Commitments And Guarantees [Line Items]
Total	$ 30,952