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Accounts and Other Receivables, Net - Components of Accounts and Other Receivables (Detail) - USD ($) $ in Millions	Dec. 31, 2019	Dec. 31, 2018
Trade accounts receivable:
VAT and other receivables	$ 31.2	$ 32.7
Allowance for doubtful accounts	(1.2)	(1.3)
Total	314.0	318.4
Trade Accounts Receivable | Kronos Worldwide, Inc.
Trade accounts receivable:
Accounts receivable	270.5	273.3
Trade Accounts Receivable | CompX
Trade accounts receivable:
Accounts receivable	11.9	12.2
Trade Accounts Receivable | BMI and LandWell
Trade accounts receivable:
Accounts receivable	$ 1.6	$ 1.5

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+ References

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