Accounts and other receivables, net (Tables)

6 Months Ended

Jun. 30, 2013

Receivables [Abstract]

Schedule of Accounts Notes Loans and Financing Receivable

	December 31, 2012			June 30, 2013
	(In thousands)
Trade receivables—CompX	$	8,696		$	10,904
Promissory note receivable		3,034			—
Accrued insurance recoveries		476			562
Income taxes receivable from Valhi		—			2,513
Other receivables		51			59
Refundable income taxes		8			8
Allowance for doubtful accounts		(216	)		(163	)
Total	$	12,049		$	13,883