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Accounts payable and accrued liabilities (Tables)

12 Months Ended

Dec. 31, 2023

Payables And Accruals [Abstract]

Schedule of Accounts Payable and Accrued Liabilities

​

​	​	​	​	​	​	​
​	​	December 31,
​		2022			2023
​	​	(In millions)
Accounts payable:		​			​
Kronos	​	$	177.2	​	$	218.7
CompX	​		3.5	​		3.1
BMI/LandWell	​		18.7	​		6.7
Total	​	$	199.4	​	$	228.5
​	​	​	​	​	​	​
Current accrued liabilities:	​	​	​	​	​	​
Deferred income	​	$	110.7	​	$	88.8
Employee benefits	​	​	34.4	​	​	36.2
Accrued sales discounts and rebates	​		25.6	​		22.5
Accrued development costs	​	​	5.6	​	​	15.1
Interest	​		4.9	​		5.1
Operating lease liabilities	​		3.8	​		3.9
Environmental remediation and related costs	​		3.8	​		3.7
Other	​		54.8	​		45.0
Total	​	$	243.6	​	$	220.3
​	​	​	​	​	​	​
Noncurrent accrued liabilities:	​			​
Accrued development costs	​	$	48.1	​	$	42.3
Operating lease liabilities	​		17.4	​		18.6
Deferred income	​	​	25.9	​	​	15.5
Insurance claims and expenses	​		18.7	​		14.9
Other postretirement benefits	​	​	7.1	​	​	7.4
Employee benefits	​		4.8	​		4.9
Reserve for uncertain tax positions	​		.3	​		—
Other	​		6.7	​		7.8
Total	​	$	129.0	​	$	111.4

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- Definition

Tabular disclosure of the (a) carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business (accounts payable); (b) other payables; and (c) accrued liabilities. Examples include taxes, interest, rent and utilities. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer). An alternative caption includes accrued expenses.

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