Fair Value of Financial Instruments (Tables)

3 Months Ended

Jun. 30, 2022

Fair Value Disclosures [Abstract]

Summary of Carrying Amount and Fair Values

The following table shows the carrying amounts and fair values of the Company's debt obligations (in millions):

	June 30, 2022				March 31, 2022
	Carrying Amount(1)		Fair Value		Carrying Amount(1)		Fair Value
Revolving Credit Facility	$	1,190.0	$	1,200.1	$	1,388.5	$	1,399.1
4.333% 2023 Notes	996.7		1,000.4		995.8		1,017.1
2.670% 2023 Notes	998.3		983.5		997.9		997.7
0.972% 2024 Notes	1,396.7		1,330.0		1,396.2		1,343.9
0.983% 2024 Notes	996.8		934.0		996.4		946.3
4.250% 2025 Notes	1,189.3		1,149.0		1,188.5		1,213.6
2015 Senior Convertible Debt	34.2		86.2		30.6		115.4
2017 Senior Convertible Debt	96.5		158.7		104.1		285.6
2020 Senior Convertible Debt	659.0		667.5		584.0		765.5
2017 Junior Convertible Debt	6.4		14.5		5.4		21.7
Total	$	7,563.9	$	7,523.9	$	7,687.4	$	8,105.9

(1) The carrying amounts presented are net of debt discounts and debt issuance costs (see Note 7 for further information).