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Capital Stock (Tables) | 3 Months Ended
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Mar. 31, 2024
Equity [Abstract] |
Common Stock Activity | Common stock activity is summarized as follows:
| Three Months Ended March 31, 2024 |  | Three Months Ended March 31, 2023
(In thousands) | Common Stock |  | Treasury Cost(a) |  | Common Stock |  | Treasury Cost(a)
Balance at beginning of period | $ | 312,324 |  |  | $ | (361,684) |  |  | $ | 281,980 |  |  | $ | (359,838) |
Stock compensation expense | 4,187 |  |  | — |  |  | 6,270 |  |  | — |
Restricted and performance stock awards | (1,436) |  |  | 1,436 |  |  | (1,244) |  |  | 1,244 |
Stock options exercised | 166 |  |  | 87 |  |  | 3 |  |  | 1 |
Treasury shares purchased for stock compensation programs | — |  |  | (5,838) |  |  | — |  |  | (3,687) |
Balance at end of period | $ | 315,241 |  |  | $ | (365,999) |  |  | $ | 287,009 |  |  | $ | (362,280) |
(a)Excludes treasury cost related to preferred stock.

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