Restructuring and Employee Severance Narative (Details) - USD ($) $ in Millions	1 Months Ended		3 Months Ended		9 Months Ended
	Jan. 31, 2018	Nov. 30, 2017	Mar. 31, 2018	Mar. 31, 2017	Mar. 31, 2018	Mar. 31, 2017
Restructuring Cost and Reserve [Line Items]
Facility Exit and Other Costs			$ 3	$ 1	$ 137	$ 4
Cash Paid For Contract Termination	$ 60	$ 65
Medline
Restructuring Cost and Reserve [Line Items]
Facility Exit and Other Costs					$ 125