Contract Assets and Contract Liabilities - Additional Information (Details) - USD ($) $ in Millions	3 Months Ended
Apr. 03, 2020	Mar. 29, 2019
Contract with Customer, Asset, Past Due [Line Items]
Recognized sales on contract liabilities	$ 484	$ 52
Commercial Aviation Solutions
Contract with Customer, Asset, Past Due [Line Items]
Impairment charges recorded to reflect increase in expected credit losses	$ 13

Amount of revenue recognized that was previously included in balance of obligation to transfer good or service to customer for which consideration from customer has been received or is due.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 8
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=118956577&loc=SL49130549-203045

Name:	us-gaap_ContractWithCustomerLiabilityRevenueRecognized
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration