Share-based Compensation - Restricted Shares Rollforward (Details)	6 Months Ended
	Sep. 30, 2023 $ / shares shares
Restricted Stock [Member]
Activity Related to Restricted Shares Awarded by the Company
Number of Shares, Outstanding at beginning of period | shares	407,324
Number of Shares, Granted | shares	23,574
Number of Shares, Vested | shares	(85,056)
Number of Shares, Forfeited | shares	(19,552)
Number of Shares, Outstanding at end of period | shares	326,290
Weighted Average Grant-Date Fair Value, Outstanding at beginning of period | $ / shares	$ 47.53
Weighted Average Grant Date Fair Value, Granted | $ / shares	70.08
Weighted Average Grant Date Fair Value, Vested | $ / shares	45.51
Weighted Average Grant Date Fair Value, Forfeited | $ / shares	46.24
Weighted Average Grant-Date Fair Value, Outstanding at end of period | $ / shares	$ 49.77
Restricted Stock Units
Activity Related to Restricted Shares Awarded by the Company
Number of Shares, Outstanding at beginning of period | shares	67,856
Number of Shares, Granted | shares	0
Number of Shares, Vested | shares	0
Number of Shares, Forfeited | shares	0
Number of Shares, Outstanding at end of period | shares	67,856
Weighted Average Grant-Date Fair Value, Outstanding at beginning of period | $ / shares	$ 71.62
Weighted Average Grant Date Fair Value, Granted | $ / shares	0
Weighted Average Grant Date Fair Value, Vested | $ / shares	0
Weighted Average Grant Date Fair Value, Forfeited | $ / shares	0
Weighted Average Grant-Date Fair Value, Outstanding at end of period | $ / shares	$ 71.62