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SHARE-BASED COMPENSATION, Restricted Stock Activity (Details) - USD ($)
$ / shares in Units, $ in Millions
9 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Additional Disclosures [Abstract]    
Vested share-based awards withheld to satisfy income tax obligations (in shares) 55,430 75,280
Vested share-based awards withheld to satisfy income tax obligations $ 2.6 $ 2.7
Restricted Stock [Member]    
Number of Shares [Roll Forward]    
Nonvested at beginning of period (in shares) 366,756  
Granted (in shares) 169,284  
Vested (in shares) (184,962)  
Forfeited (in shares) (6,106)  
Nonvested at end of period (in shares) 344,972  
Weighted Average Grant-date Fair Value [Roll Forward]    
Nonvested at beginning of period (in dollars per share) $ 37.49  
Granted (in dollars per share) 46.52  
Vested (in dollars per share) 39.12  
Forfeited (in dollars per share) $ 40.57  
2017 Director LTIP [Member] | Restricted Stock [Member]    
Number of Shares [Roll Forward]    
Granted (in shares) 13,562 19,742
2012 Employee LTIP [Member] | Restricted Stock [Member]    
Number of Shares [Roll Forward]    
Granted (in shares) 155,722 179,746