Business Acquisitions and Divestitures Fiscal 2017 Acquisitions (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021	Mar. 31, 2022
Business Acquisition [Line Items]
Revenues	$ 1,200,517	$ 1,196,985	$ 2,357,008	$ 2,165,407
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net [Abstract]
Goodwill	$ 3,705,140		$ 3,705,140		$ 4,404,343