Condensed Consolidated Statements of Operations - USD ($) shares in Millions, $ in Millions	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Income Statement [Abstract]
Revenue	$ 670	$ 629
Cost of revenue	351	335
Selling, general and administrative expenses	228	219
Operating income	91	75
Interest expense	(15)	(8)
Other (expense) income, net	(3)	5
Income before income taxes	73	72
Income tax expense	13	14
Net income	60	58
Less: net income attributable to non-controlling interests	4	3
Net income attributable to stockholder of UL Solutions	$ 56	$ 55
Earnings per common share:
Basic (in dollars per share)	$ 0.28	$ 0.28
Diluted (in dollars per share)	$ 0.28	$ 0.28
Weighted average common shares outstanding:
Basic (in shares)	200	200
Diluted (in shares)	200	200