CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Millions, $ in Millions	3 Months Ended
Mar. 31, 2024	Mar. 31, 2023
Revenues and other income:
Net sales	$ 530.6	$ 492.7
Other income, net	12.2	13.1
Total revenues and other income	542.8	505.8
Cost and expenses:
Cost of sales	444.3	438.6
Selling, general and administrative	68.6	68.8
Other components of net periodic pension and OPEB expense	0.6	1.2
Interest	11.3	7.0
Total costs and expenses	524.8	515.6
Income (loss) before income taxes	18.0	(9.8)
Income tax expense (benefit)	4.4	(6.1)
Net income (loss)	13.6	(3.7)
Noncontrolling interest in net income of subsidiaries	5.8	1.2
Net income (loss) attributable to Valhi stockholders	$ 7.8	$ (4.9)
Amounts attributable to Valhi stockholders:
Basic net income (loss) per share (in dollars per share)	$ 0.27	$ (0.17)
Diluted net income (loss) per share (in dollars per share)	$ 0.27	$ (0.17)
Weighted average shares outstanding - basic (in shares)	28.5	28.5
Weighted average shares outstanding - diluted (in shares)	28.5	28.5

The aggregate costs related to goods produced and sold and services rendered by an entity during the reporting period. This excludes costs incurred during the reporting period related to financial services rendered and other revenue generating activities.

Name:	us-gaap_CostOfGoodsAndServicesSold
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Total costs of sales and operating expenses for the period.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 220
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147483621/220-10-S99-2