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STOCK-BASED COMPENSATION (Narrative) (Details)
3 Months Ended 12 Months Ended
Jun. 30, 2022
USD ($)
installment
$ / shares
shares
Jun. 30, 2021
USD ($)
$ / shares
Mar. 31, 2022
$ / shares
shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Number of shares available for grant (in shares) 108,736    
Vesting percentage 100.00%    
Weighted-average fair value at the grant date (in dollars per share) | $ / shares $ 80.87 $ 84.83  
Compensation related to stock option and restricted stock plans, net of taxes and adjustments | $ $ 3,816,058 $ 4,184,090  
Service Option      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Vesting period 10 years    
Number of installments | installment 6    
Performance Shares      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Vesting period 10 years    
Weighted average period for recognition 1 year 6 months    
Employee Stock Option      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Shares of authorized common stock reserved for issuance (in shares) 3,350,000    
Options outstanding (in shares) 339,440   348,566
Total unrecognized stock-based compensation expense related to non-vested stock options | $ $ 4,900,000    
Weighted average period for recognition 2 years    
Compensation related to stock option and restricted stock plans, net of taxes and adjustments | $ $ 768,055 943,627  
Employee Stock Option | Scenario 2      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Options outstanding (in shares) 120,684    
Employee Stock Option | Scenario 1      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Options outstanding (in shares) 122,299    
Employee Stock Option | Minimum      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Vesting period 3 years    
Employee Stock Option | Maximum      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Stock option, expiration period 10 years    
Vesting period 6 years    
Restricted Stock      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Number of installments | installment 6    
Awards granted (in shares) 1,750   4,062
Grant date fair value (in dollars per share) | $ / shares $ 148.64   $ 188.38
Compensation related to stock option and restricted stock plans, net of taxes and adjustments | $ $ 3,048,003 $ 3,240,463  
Unvested restricted stock awards | $ $ 11,100,000