EMC MERGER TRANSACTION, OTHER TRANSACTIONS AND BASIS OF PRESENTATION - Divestitures (Details) - Discontinued Operations, Held-for-sale - USD ($) $ in Billions	Sep. 12, 2016	Jun. 19, 2016	Mar. 27, 2016
Dell Services
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Cash consideration			$ 3.0
Dell Software Group
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Cash consideration		$ 2.4
Dell EMC Enterprise Content Division
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Cash consideration	$ 1.6