Income Taxes (Reconciliation Of the Gross Liability For Uncertain Tax Positions) (Details) - USD ($) $ in Thousands	12 Months Ended
	Mar. 31, 2020	Mar. 31, 2019	Mar. 31, 2018
Income Tax Disclosure [Abstract]
Liability for uncertain tax positions, beginning of year	$ 5,625	$ 3,673	$ 2,426
Additions: Related to tax positions for the current year	1,746	85	107
Additions: Related to tax positions for prior years	4,369	2,169	1,310
Reductions: Due to lapses of statutes of limitations	(81)	(90)	(104)
Tax Adjustments, Settlements, and Unusual Provisions	(8,948)	0	0
Reductions: Effect of currency rate movement	(334)	(212)	(66)
Liability for uncertain tax positions, end of year	$ 2,377	$ 5,625	$ 3,673