Fair Value Measurements (Financial Assets And Liabilities Measured At Fair Value On Recurring Basis) (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Mar. 31, 2022	Dec. 31, 2021
Assets:
Money market funds	$ 334	$ 334	$ 335
Trading securities associated with deferred compensation plans	11,257	13,655	14,794
Interest Rate Derivative Assets, at Fair Value	3,179
Forward foreign currency exchange contracts	4,541	24,068	3,559
Total financial assets measured and reported at fair value	19,311	38,057	18,688
Liabilities:
Interest Rate Derivative Liabilities, at Fair Value		1,161	16,658
Forward foreign currency exchange contracts	1,195	3,264	5,250
Total financial liabilities measured and reported at fair value	1,195	4,425	21,908
Net Asset Value [Member]
Assets:
Money market funds	334	334	335
Trading securities associated with deferred compensation plans	0	0	0
Interest Rate Derivative Assets, at Fair Value	0
Forward foreign currency exchange contracts	0	0	0
Total financial assets measured and reported at fair value	334	334	335
Liabilities:
Interest Rate Derivative Liabilities, at Fair Value		0	0
Forward foreign currency exchange contracts	0	0	0
Total financial liabilities measured and reported at fair value	0	0	0
Level 1 [Member]
Assets:
Money market funds	0	0	0
Trading securities associated with deferred compensation plans	11,257	13,655	14,794
Interest Rate Derivative Assets, at Fair Value	0
Forward foreign currency exchange contracts	0	0	0
Total financial assets measured and reported at fair value	11,257	13,655	14,794
Liabilities:
Interest Rate Derivative Liabilities, at Fair Value		0	0
Forward foreign currency exchange contracts	0	0	0
Total financial liabilities measured and reported at fair value	0	0	0
Level 2 [Member]
Assets:
Money market funds	0	0	0
Trading securities associated with deferred compensation plans	0	0	0
Interest Rate Derivative Assets, at Fair Value	3,179
Forward foreign currency exchange contracts	4,541	24,068	3,559
Total financial assets measured and reported at fair value	7,720	24,068	3,559
Liabilities:
Interest Rate Derivative Liabilities, at Fair Value		1,161	16,658
Forward foreign currency exchange contracts	1,195	3,264	5,250
Total financial liabilities measured and reported at fair value	1,195	4,425	21,908
Level 3 [Member]
Assets:
Money market funds	0	0	0
Trading securities associated with deferred compensation plans	0	0	0
Interest Rate Derivative Assets, at Fair Value	0
Forward foreign currency exchange contracts	0	0	0
Total financial assets measured and reported at fair value	0	0	0
Liabilities:
Interest Rate Derivative Liabilities, at Fair Value		0	0
Forward foreign currency exchange contracts	0	0	0
Total financial liabilities measured and reported at fair value	$ 0	$ 0	$ 0