Additional Financial Information - Components of Other Current Liabilities (Detail) - USD ($) $ in Millions	Mar. 31, 2020	Jun. 30, 2019
Other Current Liabilities [Line Items]
Total Other current liabilities	$ 979	$ 724
Other Current Liabilities [Member]
Other Current Liabilities [Line Items]
Royalties and commissions payable	190	211
Current operating lease liabilities	156	0
Allowance for sales returns	168	192
Current tax payable	18	22
Liabilities held for sale	190
Other	257	299
Total Other current liabilities	$ 979	$ 724