CONSOLIDATED STATEMENTS OF OPERATIONS (USD $) In Millions, except Per Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Revenues and other income:
Net sales	$ 1,862.6	$ 1,863.6	$ 2,087.3
Other income, net	42.0	88.0	70.6
Total revenues and other income	1,904.6	1,951.6	2,157.9
Costs and expenses:
Cost of sales	1,459.8	1,729.4	1,512.1
Selling, general and administrative	276.1	375.1	273.3
Loss on prepayment of debt, net		8.9	7.2
Goodwill impairment			6.4
Assets held for sale write-down			1.2
Interest	56.7	56.1	56.3
Total costs and expenses	1,792.6	2,169.5	1,856.5
Income (loss) from continuing operations before income taxes	112.0	(217.9)	301.4
Income tax expense (benefit)	32.5	(91.0)	104.8
Income (loss) from continuing operations	79.5	(126.9)	196.6
Income from discontinued operations, net of tax			25.5
Net income (loss)	79.5	(126.9)	222.1
Noncontrolling interest in net income (loss) of subsidiaries	25.7	(28.9)	62.3
Net income (loss) attributable to Valhi stockholders	53.8	(98.0)	159.8
Amounts attributable to Valhi stockholders:
Income (loss) from continuing operations	53.8	(98.0)	141.4
Income from discontinued operations			18.4
Net income (loss) attributable to Valhi stockholders	$ 53.8	$ (98.0)	$ 159.8
Basic and diluted net income (loss) per share:
Income (loss) from continuing operations	$ 0.16	$ (0.29)	$ 0.41
Income from discontinued operations			$ 0.06
Net income (loss) per share	$ 0.16	$ (0.29)	$ 0.47
Cash dividends per share	$ 0.11	$ 0.20	$ 0.192
Basic and diluted weighted average shares outstanding	342.0	342.0	342.0