Derivatives And Hedging Activities (Effect Of Derivative Financial Instruments On The Consolidated Balance Sheets) (Details) - USD ($) $ in Thousands	Jun. 30, 2015	Mar. 31, 2015	Jun. 30, 2014
Derivative [Line Items]
Derivatives in a Fair Value Asset Position Designated as Hedging Instruments	$ 2,078	$ 106	$ 276
Derivatives in a Fair Value Liability Position Designated as Hedging Instruments	207	3,446	887
Derivatives in a Fair Value Asset Position Not Designated as Hedging Instruments	503	5,148	121
Derivatives in a Fair Value Liability Position Not Designated as Hedging Instruments	153	183	1,635
Interest Rate Swap Agreements [Member] | Other Non-Current Assets [Member]
Derivative [Line Items]
Derivatives in a Fair Value Asset Position Designated as Hedging Instruments	1,961	0	0
Interest Rate Swap Agreements [Member] | Other Long-Term Liabilities [Member]
Derivative [Line Items]
Derivatives in a Fair Value Liability Position Designated as Hedging Instruments	0	3,050	887
Forward Foreign Currency Exchange Contract [Member] | Other Current Assets [Member]
Derivative [Line Items]
Derivatives in a Fair Value Asset Position Designated as Hedging Instruments	117	106	276
Derivatives in a Fair Value Asset Position Not Designated as Hedging Instruments	503	5,148	121
Forward Foreign Currency Exchange Contract [Member] | Accounts Payable and Accrued Expenses [Member]
Derivative [Line Items]
Derivatives in a Fair Value Liability Position Designated as Hedging Instruments	207	396	0
Derivatives in a Fair Value Liability Position Not Designated as Hedging Instruments	$ 153	$ 183	$ 1,635