Earnings Per Share (Computation Of Basic And Diluted Earnings (Loss) Per Share) (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Jun. 30, 2023	Jun. 30, 2022
Numerator for basic earnings (loss) per share
Net income attributable to Universal Corporation	$ (2,064)	$ 6,830
Denominator for basic earnings (loss) per share
Weighted average shares outstanding	24,842,171	24,769,015
Basic earnings (loss) per share	$ (0.08)	$ 0.28
Numerator for diluted earnings (loss) per share
Net income attributable to Universal Corporation	$ (2,064)	$ 6,830
Denominator for diluted earnings (loss) per share:
Weighted average shares outstanding	24,842,171	24,769,015
Employee and outside director share-based awards	0	166,539
Denominator for diluted earnings per share	24,842,171	24,935,554
Diluted earnings (loss) per share	$ (0.08)	$ 0.27