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Shareholders' Equity (Tables) | 9 Months Ended
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Sep. 30, 2023
Stockholders' Equity Note [Abstract] |
Schedule of Common Stock Outstanding Roll Forward | The Company has 50,000,000 shares of no par value common stock authorized. The following table presents a rollforward of changes in common shares issued and outstanding.
| Quarter Ended September 30, |  | Nine Months Ended September 30, |  |  |
(shares in ones) | 2023 |  | 2022 |  | 2023 |  | 2022 |  |  |
Issued and outstanding common shares, beginning of period | 13,284,998 |  |  | 13,537,895 |  |  | 13,422,692 |  |  | 13,631,740 |  |  |  |
Issuance of common shares | 3,007 |  |  | 694 |  |  | 5,475 |  |  | 2,886 |  |  |  |
Repurchase of common shares | (56,483) |  |  | (67,696) |  |  | (196,645) |  |  | (163,733) |  |  |  |
Issued and outstanding common shares, end of period | 13,231,522 |  |  | 13,470,893 |  |  | 13,231,522 |  |  | 13,470,893 |  |  |  |
Schedule Of Net Income (Loss) Per Common Share | The following table presents net income (loss) per common share and diluted net income (loss) per common share.
| Quarter Ended September 30, |  | Nine Months Ended September 30,
(in thousands, except per share amounts) | 2023 |  | 2022 |  | 2023 |  | 2022
Net income (loss) to common shareholders | $ | 42,591 |  |  | $ | 59,594 |  |  | $ | 1,208,754 |  |  | $ | (925,943) |
Adjustment of redeemable noncontrolling interests | (628) |  |  | (17,730) |  |  | 7,087 |  |  | (62,168) |
Adjusted net income (loss) to common shareholders | $ | 41,963 |  |  | $ | 41,864 |  |  | $ | 1,215,841 |  |  | $ | (988,111) |
Basic common shares outstanding | 13,315 |  |  | 13,564 |  |  | 13,382 |  |  | 13,609 |
Dilutive potential common shares from restricted stock units and restricted stock (1) | 30 |  |  | 31 |  |  | 24 |  |  | — |
Diluted common shares outstanding | 13,345 |  |  | 13,595 |  |  | 13,406 |  |  | 13,609 |
Basic net income (loss) per common share | $ | 3.15 |  |  | $ | 3.09 |  |  | $ | 90.86 |  |  | $ | (72.61) |
Diluted net income (loss) per common share (1) | $ | 3.14 |  |  | $ | 3.08 |  |  | $ | 90.69 |  |  | $ | (72.61) |
(1) The impact of 28 thousand shares from restricted stock units and restricted stock was excluded from the computation of diluted net loss per common share for the nine months ended September 30, 2022 because the effect would have been anti-dilutive.

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- Definition Tabular disclosure of the change in common stock outstanding. + References No definition available. + Details
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- Definition Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 260 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482662/260-10-50-1 + Details
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