Revenue - Schedule of Internal Risk Ratings for Contract Assets (Details) $ in Millions	Jan. 23, 2021 USD ($)
Financing Receivable, Credit Quality Indicator [Line Items]
Contract asset, gross	$ 1,307
1 to 4
Financing Receivable, Credit Quality Indicator [Line Items]
Contract asset, gross	426
5 to 6
Financing Receivable, Credit Quality Indicator [Line Items]
Contract asset, gross	783
7 and Higher
Financing Receivable, Credit Quality Indicator [Line Items]
Contract asset, gross	$ 98

Amount, before allowance for credit loss, of right to consideration in exchange for good or service transferred to customer, when right is conditioned on something other than passage of time.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 45
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=121556615&loc=SL49130531-203044

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 45
-Paragraph 3
-URI http://asc.fasb.org/extlink&oid=121556615&loc=SL49130533-203044

Name:	us-gaap_ContractWithCustomerAssetGross
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant