Derivatives And Hedging Activities (Effect Of Derivative Financial Instruments On The Consolidated Balance Sheets) (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Mar. 31, 2023	Dec. 31, 2022
Derivative [Line Items]
Derivatives in a Fair Value Asset Position Designated as Hedging Instruments	$ 633	$ 7,102	$ 6,568
Derivatives in a Fair Value Liability Position Designated as Hedging Instruments	0	3,967	0
Derivatives in a Fair Value Asset Position Not Designated as Hedging Instruments	183	1,320	1,152
Derivatives in a Fair Value Liability Position Not Designated as Hedging Instruments	1,377	435	1,194
Interest Rate Swap Agreements [Member] | Other Non-Current Assets [Member]
Derivative [Line Items]
Derivatives in a Fair Value Asset Position Designated as Hedging Instruments	633	0	3,179
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	3,077	0
Forward Foreign Currency Exchange Contract [Member] | Other Current Assets [Member]
Derivative [Line Items]
Derivatives in a Fair Value Asset Position Designated as Hedging Instruments	0	7,102	3,389
Derivatives in a Fair Value Asset Position Not Designated as Hedging Instruments	183	1,320	1,152
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	0	890	0
Derivatives in a Fair Value Liability Position Not Designated as Hedging Instruments	$ 1,377	$ 435	$ 1,194