Commitments and Contingencies - Additional Information (Details)												3 Months Ended		4 Months Ended	9 Months Ended		69 Months Ended	104 Months Ended
	May 17, 2022 USD ($)	Dec. 10, 2021 patent	Jun. 22, 2021 patent	Feb. 26, 2021 patent	Oct. 05, 2020 USD ($) patent	Apr. 30, 2020 patent	Jul. 17, 2019 USD ($)	Jun. 12, 2019 patent	Feb. 13, 2018 patent	Aug. 08, 2016 patent	Sep. 04, 2013 patent	Apr. 30, 2022 USD ($)	May 01, 2021 USD ($)	Aug. 25, 2020 patent customer	Apr. 30, 2022 USD ($)	May 01, 2021 USD ($)	Apr. 30, 2022 USD ($) patent	Apr. 30, 2022 USD ($)	Jul. 31, 2021 USD ($)
Loss Contingencies [Line Items]
Future compensation expense & contingent consideration (up to)												$ 534,000,000			$ 534,000,000		$ 534,000,000	$ 534,000,000
Commitments and contingencies
Volume of channel partner financing												6,900,000,000	$ 6,600,000,000		20,300,000,000	$ 19,500,000,000
Balance of the channel partner financing subject to guarantees												1,300,000,000			1,300,000,000		$ 1,300,000,000	1,300,000,000	1,300,000,000
Financing provided by third parties for leases and loans on which the Company has provided guarantees												3,000,000	$ 1,000,000		9,000,000	$ 8,000,000
Brazilian tax authority | Tax Year 2003 - 2007
Loss Contingencies [Line Items]
Income tax examination, tax															163,000,000
Income tax examination, interest															840,000,000
Income tax examination, penalties															$ 402,000,000
SRI International | Patent Infringement
Loss Contingencies [Line Items]
Number of allegedly infringed patents (patent) | patent											2
Damages paid																		60,000,000
SRI International | Patent Infringement | Subsequent event
Loss Contingencies [Line Items]
Damages awarded, value	$ 1,000,000
Pending litigation | Estech | Patent Infringement
Loss Contingencies [Line Items]
Number of entities requesting indemnification | customer														7
Number of allegedly infringed patents (patent) | patent														3
Pending litigation | Centripetal
Loss Contingencies [Line Items]
Damages awarded, value					$ 1,900,000,000
Damages awarded, initial value					$ 756,000,000
Pending litigation | Centripetal | Patent Infringement
Loss Contingencies [Line Items]
Number of allegedly infringed patents (patent) | patent									11
Number of allegedly infringed patents, petitioned (patent) | patent									9
Number of allegedly infringed patents, unpatentable (patent) | patent									5
Number of patents found infringed (patent) | patent					4
Damages awarded, enhanced damages for willful infringement					$ 1,100,000,000
Damages awarded, pre-judgement interest					$ 14,000,000
Royalty awarded against revenue, first three-year term, percentage					10.00%
Royalty awarded against revenue, second three-year term, percentage					5.00%
Pending litigation | Centripetal | Patent Infringement | German
Loss Contingencies [Line Items]
Number of allegedly infringed patents (patent) | patent			1						6
Number of patents found not infringed (patent) | patent		2
Pending litigation | Centripetal | Patent Infringement | European
Loss Contingencies [Line Items]
Number of allegedly infringed patents (patent) | patent			1			3
Pending litigation | Centripetal | Patent Infringement, IPR Proceedings
Loss Contingencies [Line Items]
Number of allegedly infringed patents (patent) | patent									6
Pending litigation | Centripetal | Patent Infringement, Patent Trial and Appeal Board
Loss Contingencies [Line Items]
Number of allegedly infringed patents (patent) | patent									7
Pending litigation | Centripetal | Patent Infringement, Not Subject to IPR Proceedings | United States
Loss Contingencies [Line Items]
Number of allegedly infringed patents (patent) | patent									5
Pending litigation | Ramot | Patent Infringement
Loss Contingencies [Line Items]
Number of allegedly infringed patents (patent) | patent				2				3
Pending litigation | Viasat | Contract claims
Loss Contingencies [Line Items]
Damages awarded, value							$ 49,000,000
Pending litigation | Viasat | Trade secret misappropriation
Loss Contingencies [Line Items]
Damages awarded, value							1
Pending litigation | Viasat | Counterclaim, contract and trade secret
Loss Contingencies [Line Items]
Damages awarded, value							$ 1
Pending litigation | Egenera | Patent Infringement
Loss Contingencies [Line Items]
Number of allegedly infringed patents (patent) | patent										3
Number of patents found not infringed (patent) | patent																	2
Minimum
Loss Contingencies [Line Items]
Warranty period for products															90 days
Channel partners revolving short-term financing payment term															60 days
Minimum | Pending litigation | Centripetal | Patent Infringement
Loss Contingencies [Line Items]
Annual royalty awarded against revenue, first three-year term					$ 168,000,000
Annual royalty awarded against revenue, second three-year term					84,000,000
Maximum
Loss Contingencies [Line Items]
Warranty period for products															5 years
Channel partners revolving short-term financing payment term															90 days
End user lease and loan term															3 years
Maximum | Pending litigation | Centripetal | Patent Infringement
Loss Contingencies [Line Items]
Annual royalty awarded against revenue, first three-year term					300,000,000
Annual royalty awarded against revenue, second three-year term					$ 150,000,000
Investments in privately held companies
Loss Contingencies [Line Items]
Commitments and contingencies												400,000,000			$ 400,000,000		$ 400,000,000	400,000,000	200,000,000
Inventories
Loss Contingencies [Line Items]
Liability for purchase commitments												$ 236,000,000			$ 236,000,000		$ 236,000,000	$ 236,000,000	$ 151,000,000