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STATEMENTS OF CONSOLIDATED STOCKHOLDERS' EQUITY - USD ($) $ in Millions | Total | Common Stock | Additional Paid In Capital | Retained Earnings | Treasury Stock | Accumulated Other Comprehensive (Loss) Income
--- | --- | --- | --- | --- | --- | ---
Beginning balance at Dec. 31, 2020 |  | $ 732.4 | $ 0.2 | $ 1,068.6 | $ 158.2 | $ (475.9) | $ (18.7)
Beginning balance (shares) at Dec. 31, 2020 |  |  | 15,812,169 |  |  |  |
Net income (loss) |  | (18.5) |  |  | (18.5) |  |
Other comprehensive income, net of tax |  | 15.0 |  |  |  |  | 15.0
Common shares issued (including impacts from Long-Term Incentive programs) |  | 0.3 |  | 0.3 |  |  |
Common shares issued (including impacts from Long-Term Incentive programs) (shares) |  |  | 75,748 |  |  |  |
Cancellation of shares to cover employees' tax withholdings upon vesting of non-vested shares |  | (2.6) |  | (2.6) |  |  |
Cancellation of shares to cover employees' tax withholdings upon vesting of non-vested shares (shares) |  |  | (22,799) |  |  |  |
Cash dividends declared | [1] | (46.7) |  |  | (46.7) |  |
Amortization of unearned equity compensation |  | 12.6 |  | 12.6 |  |  |
Ending balance at Dec. 31, 2021 |  | 692.5 | $ 0.2 | 1,078.9 | 93.0 | (475.9) | (3.7)
Ending balance (shares) at Dec. 31, 2021 |  |  | 15,865,118 |  |  |  |
Net income (loss) |  | (29.6) |  |  | (29.6) |  |
Other comprehensive income, net of tax |  | 6.9 |  |  |  |  | 6.9
Common shares issued (including impacts from Long-Term Incentive programs) |  | 0.6 |  | 0.6 |  |  |
Common shares issued (including impacts from Long-Term Incentive programs) (shares) |  |  | 107,494 |  |  |  |
Cancellation of shares to cover employees' tax withholdings upon vesting of non-vested shares |  | (2.8) |  | (2.8) |  |  |
Cancellation of shares to cover employees' tax withholdings upon vesting of non-vested shares (shares) |  |  | (31,856) |  |  |  |
Cash dividends declared | [1] | (50.1) |  |  | (50.1) |  |
Amortization of unearned equity compensation |  | 13.7 |  | 13.7 |  |  |
Ending balance at Dec. 31, 2022 |  | $ 631.2 | $ 0.2 | 1,090.4 | 13.3 | (475.9) | 3.2
Ending balance (shares) at Dec. 31, 2022 |  | 15,940,756 | 15,940,756 |  |  |  |
Net income (loss) |  | $ 47.2 |  |  | 47.2 |  |
Other comprehensive income, net of tax |  | 9.9 |  |  |  |  | 9.9
Common shares issued (including impacts from Long-Term Incentive programs) |  | 0.7 |  | 0.7 |  |  |
Common shares issued (including impacts from Long-Term Incentive programs) (shares) |  |  | 98,292 |  |  |  |
Cancellation of shares to cover employees' tax withholdings upon vesting of non-vested shares |  | (1.8) |  | (1.8) |  |  |
Cancellation of shares to cover employees' tax withholdings upon vesting of non-vested shares (shares) |  |  | (23,257) |  |  |  |
Cash dividends declared | [1] | (50.4) |  |  | (50.4) |  |
Amortization of unearned equity compensation |  | 15.4 |  | 15.4 |  |  |
Ending balance at Dec. 31, 2023 |  | $ 652.2 | $ 0.2 | $ 1,104.7 | $ 10.1 | $ (475.9) | $ 13.1
Ending balance (shares) at Dec. 31, 2023 |  | 16,015,791 | 16,015,791 |  |  |  |
[1] | Dividends declared per common share were $3.08, $3.08 and $2.88 during 2023, 2022, and 2021, respectively.

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