CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Millions, $ in Millions	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Revenues and other income:
Net sales	$ 1,566.8	$ 1,532.9	$ 1,862.6
Other income, net	39.4	32.0	42.0
Total revenues and other income	1,606.2	1,564.9	1,904.6
Costs and expenses:
Cost of sales	1,274.7	1,310.0	1,459.8
Selling, general and administrative	260.2	269.7	276.1
Contract related intangible asset impairment	5.1
Interest	63.2	59.0	56.7
Total costs and expenses	1,603.2	1,638.7	1,792.6
Income (loss) before income taxes	3.0	(73.8)	112.0
Income tax expense	6.0	97.3	32.5
Net income (loss)	(3.0)	(171.1)	79.5
Noncontrolling interest in net income (loss) of subsidiaries	12.9	(37.5)	25.7
Net income (loss) attributable to Valhi stockholders	$ (15.9)	$ (133.6)	$ 53.8
Basic and diluted net income (loss) per share	$ (0.05)	$ (0.39)	$ 0.16
Cash dividends per share	$ 0.08	$ 0.08	$ 0.11
Basic and diluted weighted average shares outstanding	342.0	342.0	342.0