Area of land held.

No definition available.

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Percentage of voting equity interests acquired at the acquisition date in the business combination.

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-Publisher FASB

-Name Accounting Standards Codification

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In a business combination in which the amount of net identifiable assets acquired and liabilities assumed exceeds the aggregate consideration transferred or to be transferred (as defined), this element represents the amount of gain recognized by the entity.

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Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

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Amount of liabilities incurred by the acquirer as part of consideration transferred in a business combination.

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Fair value at acquisition-date of the equity interest in the acquiree held by the acquirer, immediately before the acquisition date for businesses combined in stages.

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In a business combination achieved in stages, this element represents the amount of gain recognized by the entity as a result of remeasuring to fair value the equity interest in the acquiree it held before the business combination.

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Contractual interest rate for funds borrowed, under the debt agreement.

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Amount of gain (loss), before tax expense or benefit and not previously recognized, resulting from the sale of a business component.

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Amount of gain (loss), after tax expense or benefit and not previously recognized, resulting from the sale of a business component.

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The amount of net income or loss for the period per each share in instances when basic and diluted earnings per share are the same amount and reported as a single line item on the face of the financial statements. Basic earnings per share is the amount of net income or loss for the period per each share of common stock or unit outstanding during the reporting period. Diluted earnings per share includes the amount of net income or loss for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.

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No definition available.

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Percentage of domestic federal statutory tax rate applicable to pretax income (loss).

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- Definition

The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

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This item represents the carrying amount on the entity's balance sheet of its investment in common stock of an equity method investee. This is not an indicator of the fair value of the investment, rather it is the initial cost adjusted for the entity's share of earnings and losses of the investee, adjusted for any distributions (dividends) and other than temporary impairment (OTTI) losses recognized.

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Interest rate used to find the present value of an amount to be paid or received in the future as an input to measure fair value. For example, but not limited to, weighted average cost of capital (WACC), cost of capital, cost of equity and cost of debt.

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The equity interest of noncontrolling shareholders, partners or other equity holders in consolidated entity.

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No definition available.

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The parent entity's interest in net assets of the subsidiary, expressed as a percentage.

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No definition available.

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Amount before tax of reclassification adjustment from accumulated other comprehensive income for translation gain (loss) realized upon the sale or liquidation of an investment in a foreign entity and foreign currency hedges that are designated and qualified as hedging instruments for hedges of the foreign currency exposure of a net investment in a foreign operation.

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The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price.

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The cash inflow associated with principal collections from a borrowing supported by a written promise to pay an obligation.

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The cash inflow associated with the amount received from the sale of a portion of the company's business, for example a segment, division, branch or other business, during the period.

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Amount of real estate investment property, net of accumulated depreciation, which may include the following: (1) land available-for-sale; (2) land available-for-development; (3) investments in building and building improvements; (4) tenant allowances; (5) developments in-process; (6) rental properties; and (7) other real estate investments.

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The cash outflow for a borrowing supported by a written promise to pay an obligation.

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Number of shares that have been repurchased during the period and have not been retired and are not held in treasury. Some state laws may govern the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock.

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Equity impact of the value of stock that has been repurchased during the period and has not been retired and is not held in treasury. Some state laws may mandate the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock.

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The number of shares authorized to be repurchased by an entity's Board of Directors under a stock repurchase plan.

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No definition available.

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The remaining number of shares authorized to be repurchased by an entity's Board of Directors under a stock repurchase plan.

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Business combination gain on bargain purchase and remeasurement of existing investment.

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Deferred payment obligation fair value disclosure.

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Controlling interest in subsidiary held indirectly through controlled subsidiary of parent.

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Minority interest controlling percentage in subsidiary by parent.

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Business Combinations, Discontinued Operations and Related Transactions - Additional Information (Detail) (USD $) In Millions, except Share data, unless otherwise specified	3 Months Ended							12 Months Ended
	Dec. 31, 2014	Sep. 30, 2014	Jun. 30, 2014	Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2013	Mar. 31, 2013	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011	Nov. 30, 2013
Business Combinations Discontinued Operations And Related Transactions [Line Items]
Sale of furniture components segment										$ 58.0
Gain on sale of discontinued operations										23.7
Net income (loss) per share	$ 0.03us-gaap_EarningsPerShareBasicAndDiluted	$ 0.08us-gaap_EarningsPerShareBasicAndDiluted	$ 0.05us-gaap_EarningsPerShareBasicAndDiluted	$ 0.05us-gaap_EarningsPerShareBasicAndDiluted	$ (0.10)us-gaap_EarningsPerShareBasicAndDiluted	$ (0.12)us-gaap_EarningsPerShareBasicAndDiluted	$ (0.12)us-gaap_EarningsPerShareBasicAndDiluted	$ 0.16us-gaap_EarningsPerShareBasicAndDiluted	$ (0.29)us-gaap_EarningsPerShareBasicAndDiluted	$ 0.47us-gaap_EarningsPerShareBasicAndDiluted
Statutory income tax rate of foreign tax credit								35.00%	35.00%	35.00%
Land held for development at an aggregate fair value	165.1us-gaap_RealEstateInvestmentPropertyNet			158.1us-gaap_RealEstateInvestmentPropertyNet				165.1us-gaap_RealEstateInvestmentPropertyNet	158.1us-gaap_RealEstateInvestmentPropertyNet
Gain on bargain purchase and remeasurement of our existing investment in acquiree									54.6
Residential/Planned Community Purposes
Business Combinations Discontinued Operations And Related Transactions [Line Items]
Land held for development				2,100					2,100
Commercial and Light Industrial Use
Business Combinations Discontinued Operations And Related Transactions [Line Items]
Land held for development				400					400
Basic Management Inc.
Business Combinations Discontinued Operations And Related Transactions [Line Items]
Equity ownership percentage				32.00%					32.00%
Indirect controlling interest in subsidiary				50.00%					50.00%
Business acquisition, percentage of voting interests acquired				31.00%					31.00%
Controlling interest in subsidiary				63.00%					63.00%
LandWell
Business Combinations Discontinued Operations And Related Transactions [Line Items]
Equity ownership percentage				12.00%					12.00%
Business acquisition, percentage of voting interests acquired				15.00%					15.00%
Controlling interest in subsidiary				27.00%					27.00%
LandWell \| Aggregate General And Limited Interests
Business Combinations Discontinued Operations And Related Transactions [Line Items]
Controlling interest in subsidiary by parent				77.00%					77.00%
LandWell \| General Partner
Business Combinations Discontinued Operations And Related Transactions [Line Items]
Controlling interest in subsidiary				50.00%					50.00%
Basic Management Inc And Landwell
Business Combinations Discontinued Operations And Related Transactions [Line Items]
Total fair value of consideration									32.6
Fair value of consideration, cash									5.3
Recognized pre-tax gain on business combination									26.6
Business acquisition estimated fair value									43.4
Business acquisition at carrying value				16.8					16.8
Bargain purchase gain recognized									28.0
Land held for development at an aggregate fair value				158.1					158.1
Gain on bargain purchase and remeasurement of our existing investment in acquiree									54.6
Basic Management Inc And Landwell \| Promissory Note
Business Combinations Discontinued Operations And Related Transactions [Line Items]
Business combination consideration transferred, liabilities incurred									19.1
Interest on promissory note and deferred payment				3.00%					3.00%
Principal prepayments of note								1.7
Basic Management Inc And Landwell \| Face Value \| Deferred Payment
Business Combinations Discontinued Operations And Related Transactions [Line Items]
Business combination consideration transferred, liabilities incurred									11.1
Business combination consideration transferred, deferred payment obligation				11.1					11.1
Interest on promissory note and deferred payment				3.00%					3.00%
Basic Management Inc And Landwell \| Present Value \| Deferred Payment
Business Combinations Discontinued Operations And Related Transactions [Line Items]
Business combination consideration transferred, liabilities incurred									8.2
Business combination consideration transferred, deferred payment obligation				8.2					8.2
Discount rate									3.00%
Certain Real Property and Option to Acquire Remaining Parcels
Business Combinations Discontinued Operations And Related Transactions [Line Items]
Land held for development at an aggregate fair value				14.9					14.9
Kronos Worldwide, Inc.
Business Combinations Discontinued Operations And Related Transactions [Line Items]
Repurchase of common stock											2,000,000
Repurchased shares									49,000
Repurchased shares, value									0.7
Shares available for purchase	1,950,000							1,950,000
Indirect controlling interest in subsidiary	30.00%							30.00%
CompX \| Taiwan Land
Business Combinations Discontinued Operations And Related Transactions [Line Items]
Cash collected on notes receivable									3.0
CompX \| Discontinued operations
Business Combinations Discontinued Operations And Related Transactions [Line Items]
Sale of furniture components segment										58.0
Gain on sale of discontinued operations										23.7
Gain on sale discontinued operations, net of tax										15.7
Net income (loss) per share										$ 0.05
Reclassification out of AOCI, foreign currency translation adjustment										$ 10.4
CompX \| Class A
Business Combinations Discontinued Operations And Related Transactions [Line Items]
Shares available for purchase	678,000							678,000
Entity One \| Basic Management Inc.
Business Combinations Discontinued Operations And Related Transactions [Line Items]
Noncontrolling interest, ownership percentage												32.00%
Entity One \| LandWell
Business Combinations Discontinued Operations And Related Transactions [Line Items]
Noncontrolling interest, ownership percentage												21.00%
Nevada Environmental Response Trust \| Basic Management Inc.
Business Combinations Discontinued Operations And Related Transactions [Line Items]
Noncontrolling interest, ownership percentage												31.00%
Nevada Environmental Response Trust \| LandWell
Business Combinations Discontinued Operations And Related Transactions [Line Items]
Noncontrolling interest, ownership percentage												15.00%
Entity Three \| Basic Management Inc.
Business Combinations Discontinued Operations And Related Transactions [Line Items]
Noncontrolling interest, ownership percentage												5.00%
Entity Three \| LandWell
Business Combinations Discontinued Operations And Related Transactions [Line Items]
Noncontrolling interest, ownership percentage												2.00%