Earnings Per Share And Shareholders' Equity (Narrative) (Details) (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended								12 Months Ended	3 Months Ended
	Jun. 30, 2014	Mar. 31, 2014	Mar. 31, 2013	Mar. 31, 2014 Stock Options [Member]	Mar. 31, 2013 Stock Options [Member]	Mar. 31, 2014 Restricted Stock Units (RSUs) [Member] 2014 Performance grants [Domain]	Mar. 31, 2013 Restricted Stock Units (RSUs) [Member] 2013 Performance grants [Domain]	Mar. 31, 2014 5.75% Junior Subordinated Convertible Debentures [Member]	Dec. 31, 2009 5.75% Junior Subordinated Convertible Debentures [Member]	Mar. 31, 2014 Performance Shares [Member] Restricted Stock Units (RSUs) [Member]
Antidilutive securities excluded from diluted EPS				0.6	0.7	0.3	0.3			0.6
Aggregate principal amount convertible debentures								$ 125.0
Interest rate on unsecured senior notes								5.75%
Junior subordinated convertible debentures convertible conversion price								$ 11.77	$ 12.07
Maturity date								Sep. 15, 2029
Junior subordinated convertible debentures convertible equity instruments in conversion								84.94	82.82
Debt Instrument, Convertible, Terms of Conversion Feature								1000	1000
Incremental Common Shares Attributable to Conversion of Debt Securities		4.9	3.2
Remaining Authorized Repurchase Amount		$ 133.3
Common Stock, Dividends, Per Share, Declared	$ 0.07	$ 0.06	$ 0.06