Marketable Securities (Tables)

12 Months Ended

Dec. 31, 2014

Investments Debt And Equity Securities [Abstract]

Marketable security	Fair value measurement level	Market value		Cost basis			Unrealized gain (loss)
December 31, 2013
Valhi common stock	1	$	30.3		$	15.3		$	15.0
NL and CompX common sticks	1		.1			.1			-
Total		$	30.4		$	15.4		$	15.0

December 31, 2014
Valhi common stock	1	$	11.0		$	15.3		$	(4.3	)
NL and CompX common stocks	1		.1			.1			-
Total		$	11.1		$	15.4		$	(4.3	)

- Definition

Tabular disclosure of available-for-sale securities which includes, but is not limited to, changes in the cost basis and fair value, fair value and gross unrealized gain (loss), fair values by type of security, contractual maturity and classification, amortized cost basis, contracts to acquire securities to be accounted for as available-for-sale, debt maturities, transfers to trading, change in net unrealized holding gain (loss) net of tax, continuous unrealized loss position fair value, aggregate losses qualitative disclosures, other than temporary impairment (OTTI) losses or other disclosures related to available for sale securities.

+ References+ Details