Goodwill and Other Intangible Assets, Net - Schedule of Intangible Assets (Details) - USD ($) $ in Thousands	9 Months Ended
	Dec. 31, 2021	Mar. 31, 2021
Finite-Lived Intangible Assets [Line Items]
Total intangible assets	$ 599,094	$ 595,956
Less: accumulated amortization	(481,186)	(446,472)
Total other intangible assets, net	$ 117,908	149,484
Capitalized software
Finite-Lived Intangible Assets [Line Items]
Weighted Average  Useful Life (in months)	107 years
Total intangible assets	$ 192,536	189,398
Customer relationships
Finite-Lived Intangible Assets [Line Items]
Weighted Average  Useful Life (in months)	120 months
Total intangible assets	$ 351,555	351,555
Trademarks and tradenames
Finite-Lived Intangible Assets [Line Items]
Weighted Average  Useful Life (in months)	120 months
Total intangible assets	$ 55,003	$ 55,003