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Share-based Payments, Information About Options Outstanding (Details) - Stock Options [Member]
 12 Months Ended
Mar. 31, 2023
USD ($)
$ / shares
shares
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]  
Options outstanding, shares (in shares) | shares 1,232,745
Options outstanding, weighted average exercise price (in dollars per share) $ 20.2
Options outstanding, weighted average remaining life 4 years 7 months 28 days
Options outstanding, aggregate intrinsic value | $ $ 0
Options exercisable, shares (in shares) | shares 1,136,250
Options exercisable, weighted average exercise price (in dollars per share) $ 20.63
Options exercisable, weighted average remaining life 4 years 5 months 8 days
Options exercisable, aggregate intrinsic value | $ $ 0
$6.48 to $18.20 [Member]  
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]  
Exercise price of options, lower range (in dollars per share) $ 6.48
Exercise price of options, upper range (in dollars per share) $ 18.2
Options outstanding, shares (in shares) | shares 405,418
Options outstanding, weighted average exercise price (in dollars per share) $ 13.33
Options outstanding, weighted average remaining life 4 years 9 months 29 days
Options exercisable, shares (in shares) | shares 308,923
Options exercisable, weighted average exercise price (in dollars per share) $ 12.76
Options exercisable, weighted average remaining life 4 years 29 days
$18.21 to $22.83 [Member]  
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]  
Exercise price of options, lower range (in dollars per share) $ 18.21
Exercise price of options, upper range (in dollars per share) $ 22.83
Options outstanding, shares (in shares) | shares 438,637
Options outstanding, weighted average exercise price (in dollars per share) $ 19.58
Options outstanding, weighted average remaining life 5 years 9 months 10 days
Options exercisable, shares (in shares) | shares 438,637
Options exercisable, weighted average exercise price (in dollars per share) $ 19.58
Options exercisable, weighted average remaining life 5 years 9 months 10 days
$22.84 to $28.04 [Member]  
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]  
Exercise price of options, lower range (in dollars per share) $ 22.84
Exercise price of options, upper range (in dollars per share) $ 28.04
Options outstanding, shares (in shares) | shares 178,566
Options outstanding, weighted average exercise price (in dollars per share) $ 26.27
Options outstanding, weighted average remaining life 3 years 6 months
Options exercisable, shares (in shares) | shares 178,566
Options exercisable, weighted average exercise price (in dollars per share) $ 26.27
Options exercisable, weighted average remaining life 3 years 6 months
$28.05 to $31.13 [Member]  
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]  
Exercise price of options, lower range (in dollars per share) $ 28.05
Exercise price of options, upper range (in dollars per share) $ 31.13
Options outstanding, shares (in shares) | shares 210,124
Options outstanding, weighted average exercise price (in dollars per share) $ 29.6
Options outstanding, weighted average remaining life 2 years 11 months 12 days
Options exercisable, shares (in shares) | shares 210,124
Options exercisable, weighted average exercise price (in dollars per share) $ 29.6
Options exercisable, weighted average remaining life 2 years 11 months 12 days