Goodwill (Schedule of Goodwill) (Details) $ in Thousands	3 Months Ended
	Jun. 30, 2022 USD ($)
Goodwill [Line Items]
Balance at March 31,	$ 4,112,904
Effects of foreign currency	(11,245)
Balance at June 30,	4,101,659
Software and Analytics [Member]
Goodwill [Line Items]
Balance at March 31,	1,479,534
Balance at June 30,	1,479,534
Network Solutions [Member]
Goodwill [Line Items]
Balance at March 31,	2,012,663
Balance at June 30,	2,012,663
Enterprise Imaging [Member]
Goodwill [Line Items]
Balance at March 31,	252,025
Effects of foreign currency	(11,245)
Balance at June 30,	240,780
Technology-Enabled Services [Member]
Goodwill [Line Items]
Balance at March 31,	368,682
Balance at June 30,	$ 368,682