CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Millions, $ in Millions	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
Revenues and other income:
Net sales	$ 426.9	$ 353.5
Other income, net	7.6	11.4
Total revenues and other income	434.5	364.9
Costs and expenses:
Cost of sales	308.0	311.5
Selling, general and administrative	71.1	63.2
Contract related intangible asset impairment		5.1
Interest	15.6	15.7
Total costs and expenses	394.7	395.5
Income (loss) before income taxes	39.8	(30.6)
Income tax expense (benefit)	18.0	(8.6)
Net income (loss)	21.8	(22.0)
Noncontrolling interest in net income (loss) of subsidiaries	9.1	(2.5)
Net income (loss) attributable to Valhi stockholders	$ 12.7	$ (19.5)
Amounts attributable to Valhi stockholders:
Basic and diluted net income (loss) per share	$ 0.04	$ (0.06)
Cash dividends per share	$ 0.02	$ 0.02
Basic and diluted weighted average shares outstanding	342.0	342.0