Stock Acquisition Rights, Stock Options and Warrants (Tables)

6 Months Ended

Sep. 30, 2020

Stock Acquisition Rights, Stock Options and Warrants [Abstract]

Summary of Restricted Stock and Restricted Stock Units Activity

		Weighted
		Average
	Restricted	Grant Day
	Stock	Fair Value
Non-vested restricted stock outstanding at March 31, 2020	352,194	$	37.93
Granted	252,419		48.79
Forfeited	—		—
Vested	(140,218)		39.91
Non-vested restricted stock outstanding at September 30, 2020	464,395	$	43.23

Summary of Performance Stock Activity

		Weighted
		Average
	Performance	Grant Day
	Stock	Fair Value
Performance stock outstanding at March 31, 2020	138,984	$	46.85
Granted	30,049		49.92
Forfeited	—		—
Vested	(91,216)		46.85
Performance stock outstanding at September 30, 2020	77,817	$	48.04

Summary of Stock Option Activity

	Options	Weighted   Average Exercise   Price
Options outstanding at March 31, 2020	1,807,466	$	23.93
Options granted	60,558		49.92
Options exercised	(84,704)		(26.43)
Options forfeited/expired	—		—
Options outstanding at September 30, 2020	1,783,320	$	24.70

Summary of Performance Stock Options

	Performance Options	Weighted   Average Exercise   Price
Performance Options outstanding at March 31, 2020	82,197	$	46.85
Performance Options granted	—		—
Performance Options exercised	—		—
Performance Options forfeited/expired	—		—
Performance Options outstanding at September 30, 2020	82,197	$	46.85