Cumulative cash outflows made for environmental remediation activities.

No definition available.

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Commitments and contingent liabilities.

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Number of environmental remediation sites with reasonably estimable costs.

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Number of environmental remediation sites without reasonably estimable costs.

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No definition available.

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- Definition

Payments for environmental loss contingencies.

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- Definition

Time period over which settlements and dismissals of cases occurred.

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No definition available.

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Prepayments for environmental liabilities.

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No definition available.

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- Definition

Total costs accrued as of the balance sheet date for environmental loss contingencies.

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Rate applied to the undiscounted amount of environmental loss contingencies to arrive at the present value recorded as of the balance sheet date.

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Amount of cash outflow to settle environmental loss contingencies.

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- Definition

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

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- Definition

The number of claims settled and dismissed during the period.

+ References

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- Definition

Amount of damages awarded to the plaintiff in the legal matter.

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Reflects the estimated amount of loss from the specified contingency as of the balance sheet date.

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Number of plaintiffs that have filed claims pertaining to a loss contingency.

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No definition available.

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Number of pending claims pertaining to a loss contingency.

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Amount of receivable related to a loss contingency accrual. For example, an insurance recovery receivable.

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- Definition

Cash outflows made during the period for environmental remediation activities.

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Commitments and Contingencies - Additional Information (Detail)	12 Months Ended
	Dec. 31, 2016 USD ($) Cases site Plaintiff	Dec. 31, 2015 USD ($)	Dec. 31, 2014 USD ($)	Dec. 31, 2013 USD ($)
Commitments and Contingent Liabilities [Line Items]
Net Payments, net	$ 1,627,000	$ 1,252,000	$ 10,106,000
Payments			2,900,000
Aggregate amount of payments	$ 6,000,000
Payment for environmental liabilities			2,900,000	$ 3,000,000
Discount rate	3.00%
Prepayments during 2014			1,900,000
Accrual for reasonably estimable environmental remediation and related matters	$ 116,658,000	$ 113,133,000	$ 110,015,000	$ 113,636,000
Customer Concentration Risk \| Top Ten Customers \| Sales Revenue
Commitments and Contingent Liabilities [Line Items]
Concentration risk percentage	46.00%	48.00%	47.00%
Component Products \| Customer Concentration Risk \| Customer Two \| Sales Revenue \| CompX Security Products Business
Commitments and Contingent Liabilities [Line Items]
Concentration risk percentage	11.00%	12.00%	12.00%
Component Products \| Customer Concentration Risk \| Customer One \| Sales Revenue \| CompX Security Products Business
Commitments and Contingent Liabilities [Line Items]
Concentration risk percentage	14.00%	13.00%	13.00%
Environmental Remediation Sites NL Named As PRP Or Defendant
Commitments and Contingent Liabilities [Line Items]
Accrual for reasonably estimable environmental remediation and related matters	$ 117,000,000
Number of sites associated with remediation and related costs \| site	41
Number of sites currently not able to reasonably estimate a range of costs \| site	5
Maximum \| Environmental Remediation Sites NL Named As PRP Or Defendant
Commitments and Contingent Liabilities [Line Items]
Upper end range, estimate costs for remediation and related matters	$ 160,000,000
Environmental Remediation Litigation
Commitments and Contingent Liabilities [Line Items]
Recoveries receivable	$ 0	$ 0
Lead Pigment Litigation
Commitments and Contingent Liabilities [Line Items]
Number of cases settled and dismissed and found not liable \| Cases	100
Period by which loss contingency claims settled and dismissed	20 years
California Lead Paint Litigation
Commitments and Contingent Liabilities [Line Items]
Amount awarded to the plaintiff	$ 1,150,000,000
Product Liability And Occupational Exposure Litigation Claims
Commitments and Contingent Liabilities [Line Items]
Number of cases pending \| Cases	103
Product Liability And Occupational Exposure Litigation Claims \| Administratively Dismissed Claims
Commitments and Contingent Liabilities [Line Items]
Number of plaintiffs involved \| Plaintiff	8,687
Product Liability And Occupational Exposure Litigation Claims \| Pending Claims
Commitments and Contingent Liabilities [Line Items]
Number of plaintiffs involved \| Plaintiff	588