Acquisitions And Divestitures Acquisition of Wind River (Details) - USD ($) $ in Millions		3 Months Ended		12 Months Ended
	Dec. 23, 2022	Mar. 31, 2023	Mar. 31, 2022	Dec. 31, 2022
Business Acquisition [Line Items]
Cost of business acquisitions and other transactions, net of cash acquired		$ 38	$ 220
Goodwill		5,099		$ 5,106
Wind River
Business Acquisition [Line Items]
Business Acquisition, Percentage of Voting Interests Acquired	100.00%
Business Combination, Consideration Transferred	$ 3,520
Costs associated with acquisitions and other transactions				$ 43
Cost of business acquisitions and other transactions, net of cash acquired		36
Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Accrued Liabilities		17
Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Goodwill		$ 12
Accounts receivable, net	91
Contract assets	67
Property, plant and equipment	14
Intangible assets	1,490
Contract liabilities	(101)
Accrued liabilities	(45)
Deferred tax liabilities	(289)
Other assets, net	3
Identifiable net assets acquired	1,230
Goodwill	2,290
Total purchase price allocation	3,520
Wind River | Cash
Business Acquisition [Line Items]
Business Combination, Consideration Transferred	3,500
Wind River | Technology-Based Intangible Assets
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles	$ 750
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life	16 years
Wind River | Customer Relationships [Member]
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles	$ 630
Wind River | Customer Relationships [Member] | Minimum [Member]
Business Acquisition [Line Items]
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life	16 years
Wind River | Customer Relationships [Member] | Maximum [Member]
Business Acquisition [Line Items]
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life	22 years
Wind River | Trade Names [Member]
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles	$ 110
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life	18 years