Segment and Other Supplemental Information - Narrative (Details) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2025 USD ($)	Sep. 30, 2024 USD ($)	Sep. 30, 2025 USD ($) segment	Sep. 30, 2024 USD ($)
Segment Reporting [Abstract]
Number of operating segments | segment			2
Operating Segments | Product Sales
Segment Reporting Information
Product costs	$ 60	$ 55	$ 183	$ 164
Depreciation expense	18	19	53	60
Operating Segments | Consulting Services
Segment Reporting Information
Cost of consulting services includes payroll and benefit costs	$ 29	$ 35	$ 94	$ 106