CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Cash flows from operating activities:
Net income (loss)	$ 4,034	$ (1,998)
Depreciation and amortization	895	851
Deferred income taxes	369	(11,781)
Equity in (earnings) loss of Kronos Worldwide, Inc.	(4,343)	12,487
Distributions from Kronos Worldwide, Inc.	5,283	5,283
Benefit plan expense greater (less) than cash funding:
Other, net	85	209
Change in assets and liabilities:
Accounts and other receivables, net	(2,628)	(1,431)
Inventories, net	(1,970)	(734)
Prepaid expenses and other	111	104
Accounts payable and accrued liabilities	(703)	(3,759)
Income taxes	8	2
Accounts with affiliates	706	(1,150)
Accrued environmental remediation and related costs	(409)	483
Other noncurrent assets and liabilities, net	(571)	(490)
Net cash provided by (used in) operating activities	699	(2,225)
Cash flows from investing activities:
Capital expenditures	(752)	(672)
Change in restricted cash equivalents, net	99	647
Collection of note receivable		1,828
Proceeds from the disposal of:
Assets held for sale		1,559
Marketable securities		100
Property, plant and equipment and other assets		2
Purchase of marketable securities		(95)
Net cash provided by (used in) investing activities	(653)	3,369
Cash flows from financing activities:
Cash dividends paid		(6,083)
Distributions to noncontrolling interests in subsidiary	(82)	(205)
Repayments of indebtedness		(250)
Net cash used in financing activities	(82)	(6,538)
Cash and cash equivalents - net change from:
Operating, investing and financing activities	(36)	(5,394)
Cash and cash equivalents at beginning of period	52,609	77,987
Cash and cash equivalents at end of period	52,573	72,593
Cash paid (received) for:
Interest		95
Income taxes, net	(53)	272
Defined Benefit Pension Plans
Benefit plan expense greater (less) than cash funding:
Benefit plan expense	8	(119)
OPEB
Benefit plan expense greater (less) than cash funding:
Benefit plan expense	$ (176)	$ (182)