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Capital Stock (Tables) | 12 Months Ended
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Dec. 31, 2021
Equity [Abstract] |
Schedule of Changes in Outstanding Common Stock | Changes in outstanding common stock were as follows:
(In thousands of shares) | 2021 |  | 2020 |  | 2019
Outstanding, beginning of year | 107,588 |  |  | 106,697 |  |  | 106,363 |
Shares issued for exercise of options | — |  |  | — |  |  | 281 |
Shares issued for time vested restricted stock (net of forfeitures) | 1,368 |  |  | 740 |  |  | 53 |
Shares issued for employee stock purchase plan | 375 |  |  | 151 |  |  | — |
Outstanding, end of year | 109,331 |  |  | 107,588 |  |  | 106,697 |

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- Definition Tabular disclosure of the change in common stock outstanding. + References No definition available. + Details
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