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Derivative Financial Instruments (Narrative) (Details) - Cash Flow Hedging [Member]
Mar. 29, 2020
USD ($)
contract
Interest Rate Swap at 4.39% [Member]  
Derivative [Line Items]  
Number of derivative instruments | contract 4
Derivative, amount of hedged item | $ $ 500,000,000
Average rate 4.39%
Interest Rate Swap at 4.63% [Member]  
Derivative [Line Items]  
Number of derivative instruments | contract 4
Derivative, amount of hedged item | $ $ 500,000,000
Derivative, forward interest rate 4.63%