Marketable securities (Tables)

9 Months Ended

Sep. 30, 2012

Reconciliation of Available-for-sale Securities

Marketable securities:

	Fair value measurement level	Market value		Cost basis		Unrealized gains
		(in thousands)
December 31, 2011:
Noncurrent assets
(available-for-sale):
Valhi common stock	1	$	289,711	$	24,347	$	265,364
TIMET common stock	1		21,708		7,351		14,357
Total		$	311,419	$	31,698	$	279,721
September 30, 2012:
Noncurrent assets
(available-for-sale):
Valhi common stock	1	$	175,350	$	24,347	$	151,003
TIMET common stock	1		18,592		7,351		11,241
Total		$	193,942	$	31,698	$	162,244