CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Net income (loss)	$ (139.4)	$ 23.7	$ (122.1)	$ 28.3
Other comprehensive income (loss), net of tax:
Currency translation	14.7	(4.5)	(52.9)	(7.2)
Marketable securities	(0.8)	(4.3)	(1.4)	(21.4)
Total other comprehensive income (loss), net	17.3	(7.1)	(48.4)	(25.2)
Comprehensive income (loss)	(122.0)	16.6	(170.5)	3.1
Comprehensive income (loss) attributable to noncontrolling interest	(34.0)	3.1	(43.8)	(9.5)
Comprehensive income (loss) attributable to Valhi stockholders	(88.0)	13.5	(126.7)	12.6
Defined Benefit Pension Plans
Other comprehensive income (loss), net of tax:
Pension and other postretirement benefit plan	3.7	2.0	6.5	4.1
OPEB
Other comprehensive income (loss), net of tax:
Pension and other postretirement benefit plan	$ (0.3)	$ (0.3)	$ (0.6)	$ (0.7)