Share-based Compensation (Details Textual) $ in Thousands	12 Months Ended
	Mar. 31, 2021 USD ($) shares
Restricted Stock [Member]
Stock Based Compensation (Textual) [Abstract]
Unrecognized stock based compensation expense related to non-vested restricted stock | $	$ 4,000
Weighted-average vesting period	1 year 10 months 24 days
Stock Settled Stock Appreciation Rights (SSARS) [Member]
Stock Based Compensation (Textual) [Abstract]
Unrecognized stock based compensation expense related to non-vested restricted stock | $	$ 15,100
Weighted-average vesting period	2 years
Shares issued from treasury shares, net of shares withheld to cover applicable exercise price of award and to cover employee's minimum applicable income taxes (in shares)	466,471
Shares withheld to cover the employee's minimum applicable income taxes (in shares)	127,047
Restricted Shares and Restricted Share Units [Member]
Stock Based Compensation (Textual) [Abstract]
Shares issued from treasury shares, net of shares withheld to cover applicable exercise price of award and to cover employee's minimum applicable income taxes (in shares)	132,444
Shares withheld to cover the employee's minimum applicable income taxes (in shares)	28,330
Performance Shares [Member]
Stock Based Compensation (Textual) [Abstract]
Liabilities settled through granting of performance shares | $	$ 180,000
Two Thousand and Sixteen Stock Incentive Plan [Member]
Stock Based Compensation (Textual) [Abstract]
Shares authorized under 2020 Equity incentive plan	2,250,000
Two Thousand and Sixteen Stock Incentive Plan [Member] | Restricted Stock [Member]
Stock Based Compensation (Textual) [Abstract]
Shares available for grant	3,100,000
2011 Stock Incentive Plan [Member]
Stock Based Compensation (Textual) [Abstract]
Shares available for grant	868,864