Income Taxes (Schedule Of Combined Income Tax Expense (Benefit) Allocable To Continuing Operations, Other Comprehensive Income, And Adjustments To Shareholders' Equity) (Details) - USD ($) $ in Thousands	12 Months Ended
	Mar. 31, 2020	Mar. 31, 2019	Mar. 31, 2018
Income Tax Disclosure [Abstract]
Continuing operations	$ 35,288	$ 41,188	$ 50,509
Other comprehensive income (loss)	(14,392)	(5,390)	23,471
Total	$ 20,896	$ 35,798	$ 73,980