Pay vs Performance Disclosure - USD ($) $ in Millions	3 Months Ended	6 Months Ended
Jul. 04, 2025	Jun. 28, 2024	Jul. 04, 2025	Jun. 28, 2024
Pay vs Performance Disclosure
Net income attributable to ON Semiconductor Corporation	$ 170.3	$ 338.2	$ (315.8)	$ 791.2

The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.

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+ Details