Earnings Per Share (Parentheticals) (Details) - shares shares in Thousands	3 Months Ended		9 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2021	Dec. 31, 2020
Earnings Per Share [Abstract]
Denominator for Basic earnings per share - weighted-average shares outstanding	7,621	7,674	7,593	7,662
Basic weighted-average shares outstanding and unvested restricted stock units expected to vest	7,658	7,722	7,630	7,703
Percentage allocated to shareholders *	99.50%	99.40%	99.50%	99.50%