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v3.23.1

Capital Stock (Tables) | 3 Months Ended
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Mar. 31, 2023
Equity [Abstract] |
Common Stock Activity | Common stock activity is summarized as follows:
| Three Months Ended March 31, 2023 |  | Three Months Ended March 31, 2022
(In thousands) | Common Stock |  | Treasury Cost |  | Common Stock |  | Treasury Cost
Balance at beginning of period | $ | 281,980 |  |  | $ | (359,838) |  |  | $ | 260,121 |  |  | $ | (328,776) |
Stock compensation expense | 6,270 |  |  | — |  |  | 3,730 |  |  | — |
Restricted and performance stock awards | (1,244) |  |  | 1,244 |  |  | (1,260) |  |  | 1,260 |
Stock options exercised | 3 |  |  | 1 |  |  | 36 |  |  | 15 |
Treasury shares purchased for stock compensation programs | — |  |  | (3,687) |  |  | — |  |  | (3,659) |
Balance at end of period | $ | 287,009 |  |  | $ | (362,280) |  |  | $ | 262,627 |  |  | $ | (331,160) |

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