Share-based Compensation - Restricted Shares Rollforward (Details) - Restricted Stock [Member]	12 Months Ended
	Mar. 31, 2022 $ / shares shares
Activity Related to Restricted Shares Awarded by the Company
Number of Shares, Outstanding at beginning of period | shares	132,198
Number of Shares, Granted | shares	123,543
Number of Shares, Vested | shares	(96,214)
Number of Shares, Forefeited | shares	(10,614)
Number of Shares, Outstanding at end of period | shares	148,913
Weighted Average Grant-Date Fair Value, Outstanding at beginning of period | $ / shares	$ 37.67
Weighted Average Grant Date Fair Value, Granted | $ / shares	43.69
Weighted Average Grant Date Fair Value, Vested | $ / shares	36.74
Weighted Average Grant Date Fair Value, Forefeited | $ / shares	38.92
Weighted Average Grant-Date Fair Value, Outstanding at end of period | $ / shares	$ 43.56