Equity Method Investment in Change Healthcare LLC (Summarized Financial Information of the Joint Venture) (Details) - Equity Method Investment, Nonconsolidated Investee or Group of Investees [Member] $ in Thousands	11 Months Ended
	Mar. 10, 2020 USD ($)
Schedule of Equity Method Investments [Line Items]
Total revenue	$ 3,092,875
Cost of operations (exclusive of depreciation and amortization)	1,263,244
Customer postage	215,448
Net income (loss)	$ 123,771