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Long-Term Debt - Valhi - Additional Information (Detail) - VALHI, INC. | 12 Months Ended
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Dec. 31, 2016 USD ($)
Contran Credit Facility |
Debt Instrument [Line Items] |
Maximum borrowing capacity | $ 325,000,000
Debt instrument, Interest rate at period end | 4.75%
Debt due date, start date | Dec. 31, 2018
Credit facility, Amount borrowed | $ 15,100,000
Amount available for borrowing | $ 46,100,000
Debt instrument basis spread on variable rate | 1.00%
Debt instrument, average interest rate during period | 4.50%
Notes Payable, Other Payables | Snake River |
Debt Instrument [Line Items] |
Term loan | $ 250,000,000
Loans bear interest at a weighted average fixed interest rate | 9.40%
Loans maturity period | Jan. 31, 2027
Recourse loans | $ 37,500,000
Nonrecourse loans | $ 212,500,000

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