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Employee Stock-Based Compensation (Tables)
12 Months Ended
Mar. 31, 2023
Share-Based Payment Arrangement [Abstract]  
Schedule of Share-Based Compensation Expense and Related Tax Benefit Recognized
The following table summarizes share-based compensation expense and total income tax benefit recognized for fiscal years 2023, 2022 and 2021 (in thousands):
 Years Ended March 31,
 202320222021
Cost of goods sold$5,635 $6,695 $6,438 
Marketing and selling 34,707 37,796 36,788 
Research and development15,292 18,356 14,179 
General and administrative15,148 30,632 28,614 
Total share-based compensation expense70,782 93,479 86,019 
Income tax benefit(9,750)(26,987)(19,472)
Total share-based compensation expense, net of income tax benefit$61,032 $66,492 $66,547 
Schedule of Assumptions Applied for the Fair Value of Market-Based RSUs Using the Monte-Carlo Simulation Method The grant date fair value of the stock options and ESPP using the Black-Scholes-Merton option-pricing valuation model and the grant date fair value of the PSUs using the Monte-Carlo simulation method are determined with the following assumptions and values:
Stock Options(1)
 Employee Stock Purchase Plans
Year Ended March 31,Years Ended March 31,
 2022202320222021
Expected dividend rate1.18 %1.78 %1.03 %1.04 %
Risk-free interest rate1.99 %3.86 %0.27 %0.10 %
Expected volatility34 %46 %35 %47 %
Expected term (years)6.20.50.50.5
Weighted average grant date fair value per share$25.88$16.32$23.55$24.67
(1) No stock options were granted for fiscal years 2023 and 2021.
PSUsYears Ended March 31,
 202320222021
Expected dividend rate1.46 %0.78 %1.24 %
Risk-free interest rate2.78 %0.31 %0.21 %
Expected volatility39 %37 %31 %
Expected term (years)3.03.03.0
Schedule of Stock Option Activity
A summary of the Company's stock option activities under all stock plans for fiscal years 2023, 2022 and 2021 is as follows:
 Number of SharesWeighted-Average Exercise PriceWeighted-Average Remaining Contractual TermAggregate Intrinsic Value
(In thousands)(Years)(In thousands)
Outstanding, March 31, 20201,969 
Exercised(1,347)$68,596 
Outstanding, March 31, 2021622 
Granted842 
Exercised(71)$5,573 
Outstanding, March 31, 20221,393 $62 8.3$21,830 
Exercised(155)$21 $6,482 
 Forfeited(118)$80 
Outstanding, March 31, 20231,120 $66 7.6$7,491 
Vested and exercisable, March 31, 2023396 $39 5.2$7,491 
Schedule of Time, Market and Performance-Based RSU Activity
A summary of the Company's RSU and PSU activities for fiscal years 2023, 2022 and 2021 is as follows:
 Number of SharesWeighted-Average Grant Date Fair ValueAggregate
Fair Value
(In thousands)(In thousands)
Outstanding, March 31, 20203,951 $36 
Granted—RSUs1,046 $60 
Granted—PSUs303 $67 
Vested(1,444)$168,816 
Forfeited(213)
Outstanding, March 31, 20213,643 $45 
Granted—RSUs868 $103 
Granted—PSUs203 $124 
Vested(1,463)$133,977 
Forfeited(205)
Outstanding, March 31, 20223,046 $68 
Granted—RSUs1,584 $53 
Granted—PSUs407 $69 
Vested(1,143)$48 $85,152 
Forfeited(438)$68 
Outstanding, March 31, 20233,456 $66