Pension And Other Postretirement Benefit Plans (Narrative) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Jun. 30, 2013
Pension and Other Postretirement Benefits [Line Items]
Contributions to qualified and non-qualified pension plans	$ 4.4
Expected additional contributions in the current fiscal year	8.5
ERISA-regulated U.S. plan [Member]
Pension and Other Postretirement Benefits [Line Items]
Expected additional contributions in the current fiscal year	7.6
Non-ERISA regulated and Other Plans [Member]
Pension and Other Postretirement Benefits [Line Items]
Expected additional contributions in the current fiscal year	$ 0.9