Goodwill and Intangible Assets (Schedule of Intangible Assets) (Details) - USD ($) $ in Thousands	Mar. 31, 2022	Mar. 31, 2021
Finite-Lived Intangible Assets [Line Items]
Gross Amount	$ 4,683,661	$ 4,675,476
Accumulated Amortization	(984,058)	(488,403)
Net	3,699,603	4,187,073
Customer Relationships [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Amount	3,263,631	3,263,653
Accumulated Amortization	(556,029)	(276,682)
Net	2,707,602	2,986,971
Technology-Based Intangible Assets [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Amount	1,262,020	1,261,285
Accumulated Amortization	(407,940)	(200,773)
Net	854,080	1,060,512
Tradenames and Other [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Amount	158,010	150,538
Accumulated Amortization	(20,089)	(10,948)
Net	$ 137,921	$ 139,590