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STOCK-BASED COMPENSATION (Tables)
 12 Months Ended
Mar. 31, 2024
Share-Based Payment Arrangement [Abstract]  
Schedule of Nonvested Stock Units Activity
A summary of the status and changes of the Company’s nonvested shares related to the 2015 SIP is as follows:
RSUs
LTIP PSUs
Number of
Shares		Weighted-
Average
Grant-Date
Fair Value		Number of
Shares		Weighted-
Average
Grant-Date
Fair Value
Nonvested, March 31, 2021113,086 $179.58 116,128 $215.30 
Granted (1)
52,256 363.89 69,644 358.75 
Vested (2)
(60,034)(162.37)(69,816)(131.33)
Forfeited(7,441)(239.39)(12,924)(239.81)
Nonvested, March 31, 202297,867 284.00 103,032 344.25 
Granted (1)
51,955 338.99 65,470 330.70 
Vested (2)
(45,092)(249.67)(30,104)(319.81)
Forfeited(15,439)(299.96)(27,194)(323.92)
Nonvested, March 31, 202389,291 330.57 111,204 347.86 
Granted (1)
39,298 573.25 46,282 570.81 
Vested (2)
(44,148)(313.11)(50,228)(368.33)
Forfeited(6,644)(462.41)(18,734)(522.88)
Nonvested, March 31, 202477,797 $451.81 88,524 $415.77 

(1) The amounts granted are the maximum amounts under the terms of the applicable LTIP PSUs.
(2) The amounts vested include shares withheld to cover taxes that are not issued to the recipient.
Schedule of LTIP Option Activity
LTIP NQSO activity was as follows:
Number of
Shares
Weighted-
Average
Exercise Price
Weighted-
Average
Remaining
Contractual
Term
(Years)		Aggregate
Intrinsic
Value
Exercisable, March 31, 202385,889 $66.99 
Exercised
(70,980)(67.43)
Exercisable, March 31, 202414,909 $64.85 1.3$13,066 
Schedule of Stock Compensation Expense Components of stock-based compensation recorded, net of estimated forfeitures, in SG&A expenses in the consolidated statements of comprehensive income were as follows:
Years Ended March 31,
202420232022
Stock-based compensation
RSUs$15,935 $13,249 $12,093 
LTIP PSUs18,941 11,275 12,865 
Grants to Directors1,907 1,863 1,507 
Subtotal36,783 26,387 26,465 
Other stock-based compensation
Employee Stock Purchase Plan505 510 351 
Total stock-based compensation, pre-tax37,288 26,897 26,816 
Income tax benefit (9,097)(6,557)(6,496)
Total stock-based compensation, net of tax$28,191 $20,340 $20,320 
Schedule of Unrecognized Compensation Expense Total remaining unrecognized stock-based compensation as of March 31, 2024, related to non-vested awards that the Company considers probable to vest and the weighted-average period over which the cost is expected to be recognized in future periods, are as follows:
Unrecognized
Stock-based Compensation		Weighted-Average
Remaining
Vesting Period (Years)
RSUs$18,350 1.1
LTIP PSUs21,095 1.4
Total$39,445