Earnings Per Share (Computation Of Basic And Diluted Earnings (Loss) Per Share) (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		6 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Numerator for basic earnings per share
Net income attributable to Universal Corporation	$ 21,855	$ 19,510	$ 28,685	$ 25,867
Denominator for basic earnings per share
Weighted average shares outstanding	24,779,237	24,776,930	24,774,126	24,745,827
Basic earnings per share	$ 0.88	$ 0.79	$ 1.16	$ 1.05
Numerator for diluted earnings per share
Net income attributable to Universal Corporation	$ 21,855	$ 19,510	$ 28,685	$ 25,867
Denominator for diluted earnings per share:
Weighted average shares outstanding	24,779,237	24,776,930	24,774,126	24,745,827
Employee and outside director share-based awards	160,190	139,416	163,365	148,539
Denominator for diluted earnings per share	24,939,427	24,916,346	24,937,491	24,894,366
Diluted earnings per share	$ 0.88	$ 0.78	$ 1.15	$ 1.04