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Pension And Other Postretirement Benefit Plans Pension And Other Postretirement Benefit Plans (Narrative) (Details)
$ in Millions
3 Months Ended
Jun. 30, 2016
USD ($)
Pension and Other Postretirement Benefits [Line Items]  
Contributions to qualified and non-qualified pension plans $ 3.2
Expected additional contributions in the current fiscal year 4.1
ERISA-regulated U.S. plan [Member]  
Pension and Other Postretirement Benefits [Line Items]  
Expected additional contributions in the current fiscal year 2.7
Non-ERISA regulated and Other Plans [Member]  
Pension and Other Postretirement Benefits [Line Items]  
Expected additional contributions in the current fiscal year $ 1.4