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v2.4.0.8

Long-Term Debt - Note Payable to Contran - Additional Information (Detail) (Kronos Worldwide, Inc., Contran, USD $) In Millions, unless otherwise specified | 1 Months Ended | 9 Months Ended
--- | --- | ---
Feb. 28, 2013 | Sep. 30, 2013
Debt Instrument [Line Items] |  |
Promissory Note, maximum capacity | $ 290.0 |
Payment of Principal Amount |  | $ 5.0
Percentage of average interest rate, during period |  | 7.375%
Percentage of average interest rate |  | 7.375%
Term loan maturity date | Jun. 30, 2018 |
LIBOR |  |
Debt Instrument [Line Items] |  |
Interest rate terms |  | (with LIBOR no less than 1%) plus 5.125%,
Debt instrument interest rate |  | 5.125%
Base Rate |  |
Debt Instrument [Line Items] |  |
Interest rate terms |  | rate (as defined in the agreement) plus 4.125%.
Debt instrument interest rate |  | 4.125%

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- Definition Description of the interest rate as being fixed or variable, and, if variable, identification of the index or rate on which the interest rate is based and the number of points or percentage added to that index or rate to set the rate, and other pertinent information, such as frequency of rate resets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 22 -Article 5 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(1)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition Date when the debt instrument is scheduled to be fully repaid, in CCYY-MM-DD format. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 22 -Article 5 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(2)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(b),22(b)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 19, 22 -Article 5 + Details
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