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Stockholders' equity | 6 Months Ended
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Jun. 30, 2024
Stockholders' equity |
Stockholders' equity | Note 15 – Stockholders’ equity: Accumulated other comprehensive loss – Changes in accumulated other comprehensive income (loss) attributable to Valhi stockholders are presented in the table below. ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Three months ended | ​ | Six months ended
​ | ​ | June 30, | ​ | June 30,
​ |  | 2023 |  | 2024 |  | 2023 |  | 2024
​ | ​ | (In millions)
Accumulated other comprehensive income (loss) (net of tax and noncontrolling interest): |  | ​ |  |  | ​ |  |  | ​ |  |  | ​ |
Marketable securities: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Balance at beginning of period | ​ | $ | 1.6 | ​ | $ | 1.7 | ​ | $ | 1.6 | ​ | $ | 1.7
Other comprehensive income: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Unrealized loss arising during the period | ​ | ​ | (.1) | ​ | ​ | — | ​ | ​ | (.1) | ​ | ​ | —
Balance at end of period | ​ | $ | 1.5 | ​ | $ | 1.7 | ​ | $ | 1.5 | ​ | $ | 1.7
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Currency translation: | ​ |  |  | ​ |  |  | ​ |  |  | ​ |  |
Balance at beginning of period | ​ | $ | (96.0) | ​ | $ | (102.4) | ​ | $ | (91.5) | ​ | $ | (88.8)
Other comprehensive income (loss) arising during the period | ​ |  | (3.6) | ​ |  | 1.2 | ​ |  | (8.1) | ​ |  | (12.4)
Balance at end of period | ​ | $ | (99.6) | ​ | $ | (101.2) | ​ | $ | (99.6) | ​ | $ | (101.2)
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Defined benefit pension plans: | ​ |  |  | ​ |  |  | ​ |  |  | ​ |  |
Balance at beginning of period | ​ | $ | (54.4) | ​ | $ | (58.3) | ​ | $ | (55.0) | ​ | $ | (58.8)
Other comprehensive income: | ​ |  |  | ​ |  |  | ​ |  |  | ​ |  |
Amortization of prior service cost and net losses included in net periodic pension cost | ​ |  | .6 | ​ |  | .5 | ​ |  | 1.2 | ​ |  | 1.0
Plan settlement | ​ |  | 4.0 | ​ |  | — | ​ |  | 4.0 | ​ |  | —
Balance at end of period | ​ | $ | (49.8) | ​ | $ | (57.8) | ​ | $ | (49.8) | ​ | $ | (57.8)
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
OPEB plans: | ​ |  |  | ​ |  |  | ​ |  |  | ​ |  |
Balance at beginning of period | ​ | $ | .8 | ​ | $ | .4 | ​ | $ | 1.0 | ​ | $ | .4
Other comprehensive income: | ​ |  |  | ​ |  |  | ​ |  |  | ​ |  |
Amortization of prior service credit and net losses included in net periodic OPEB cost | ​ |  | (.1) | ​ |  | (.1) | ​ |  | (.3) | ​ |  | (.1)
Balance at end of period | ​ | $ | .7 | ​ | $ | .3 | ​ | $ | .7 | ​ | $ | .3
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Total accumulated other comprehensive loss: | ​ |  |  | ​ |  |  | ​ |  |  | ​ |  |
Balance at beginning of period | ​ | $ | (148.0) | ​ | $ | (158.6) | ​ | $ | (143.9) | ​ | $ | (145.5)
Other comprehensive income (loss) | ​ |  | .8 | ​ |  | 1.6 | ​ |  | (3.3) | ​ |  | (11.5)
Balance at end of period | ​ | $ | (147.2) | ​ | $ | (157.0) | ​ | $ | (147.2) | ​ | $ | (157.0)
​ Other – During the first six months of 2023, Kronos acquired 313,814 shares of its common stock in market transactions for an aggregate purchase price of $2.8 million. At June 30, 2024, approximately 1.0 million shares were available for repurchase under Kronos’ stock repurchase program.

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