Intangible Assets and Goodwill - Recent Acquisition (Details) - USD ($) $ in Millions								3 Months Ended		9 Months Ended
	Dec. 14, 2022	Oct. 25, 2022	Aug. 08, 2022	May 12, 2022	Apr. 19, 2022	Mar. 23, 2022	Mar. 03, 2022	Sep. 30, 2023	Oct. 01, 2022	Sep. 30, 2023	Oct. 01, 2022	Dec. 31, 2022
Business Acquisition [Line Items]
Gain on TETRA Ireland equity method investment								$ 0	$ 0	$ 0	$ 21
Goodwill								$ 3,278		$ 3,278		$ 3,312
Barrett Communications
Business Acquisition [Line Items]
Cash paid for acquisition			$ 18
Goodwill			1
Intangible assets acquired			3
Net assets acquired			$ 14
Useful life			7 years
Videotec
Business Acquisition [Line Items]
Cash paid for acquisition				$ 23
Share-based compensation acquired				$ 4
Average service period				1 year
Goodwill				$ 9
Intangible assets acquired				6
Net assets acquired		$ 9		$ 8
Calipsa
Business Acquisition [Line Items]
Cash paid for acquisition					$ 39
Share-based compensation acquired					$ 4
Average service period					2 years
Goodwill		10			$ 24
Intangible assets acquired					21
Acquired liabilities					6
TETRA Ireland
Business Acquisition [Line Items]
Cash paid for acquisition						$ 120
Gain on TETRA Ireland equity method investment						21
Goodwill						47
Intangible assets acquired						90
Net assets acquired						6
Ava
Business Acquisition [Line Items]
Cash paid for acquisition							$ 388
Share-based compensation acquired							$ 7
Average service period							2 years
Goodwill							$ 267
Intangible assets acquired							165
Acquired liabilities							44
Futurecom Systems Group, ULC
Business Acquisition [Line Items]
Cash paid for acquisition		30
Intangible assets acquired		$ 11
Useful life		6 years
Rave Mobile
Business Acquisition [Line Items]
Cash paid for acquisition	$ 553
Share-based compensation acquired	$ 2
Average service period	2 years
Goodwill	$ 399
Intangible assets acquired	212
Acquired liabilities	58
Customer Relationships | Calipsa
Business Acquisition [Line Items]
Intangible assets acquired					$ 1
Useful life					3 years
Customer Relationships | TETRA Ireland
Business Acquisition [Line Items]
Intangible assets acquired						$ 83
Useful life						12 years
Customer Relationships | Ava
Business Acquisition [Line Items]
Intangible assets acquired							$ 21
Useful life							2 years
Customer Relationships | Rave Mobile
Business Acquisition [Line Items]
Intangible assets acquired	$ 121
Useful life	17 years
Trade Names | Barrett Communications
Business Acquisition [Line Items]
Intangible assets acquired			$ 1
Trade Names | TETRA Ireland
Business Acquisition [Line Items]
Intangible assets acquired						$ 7
Useful life						14 years
Trade Names | Rave Mobile
Business Acquisition [Line Items]
Intangible assets acquired	$ 9
Useful life	9 years
Technology | Barrett Communications
Business Acquisition [Line Items]
Intangible assets acquired			$ 2
Technology | Videotec
Business Acquisition [Line Items]
Useful life				4 years
Technology | Calipsa
Business Acquisition [Line Items]
Intangible assets acquired					$ 20
Useful life					15 years
Technology | Ava
Business Acquisition [Line Items]
Intangible assets acquired							$ 144
Useful life							14 years
Technology | Rave Mobile
Business Acquisition [Line Items]
Intangible assets acquired	$ 82