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Long-Term Debt - Valhi Contran Credit Facility - Additional Information (Detail) $ in Millions | 9 Months Ended
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Sep. 30, 2021 USD ($)
Debt Instrument [Line Items] |
Borrowings of credit facility | $ 0.0
Repaid credit facility | $ 66.2
VALHI, INC. | Contran Credit Facility |
Debt Instrument [Line Items] |
Debt instrument, Interest rate at period end | 4.25%
Debt instrument, Interest rate during period | 4.25%
Amount available for borrowing | $ 115.5

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- Definition The cash inflow from a contractual arrangement with the lender, including letter of credit, standby letter of credit and revolving credit arrangements, under which borrowings can be made up to a specific amount at any point in time with maturities due beyond one year or the operating cycle, if longer. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3255-108585 + Details
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