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Earnings Per Common Share (Tables) | 9 Months Ended
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Sep. 30, 2022
Earnings Per Share [Abstract] |
Schedule of Earnings Per Share, Basic and Diluted | The following table summarizes the average number of common shares and the net income used in the calculation of basic and diluted earnings per common share ($ in thousands, except share and per share amounts):
| Three Months Ended |  | Nine Months Ended
| September 30, |  | September 30,
| 2022 |  | 2021 |  | 2022 |  | 2021
Net income attributable to common stockholders | $ | 34,468 |  |  | $ | 30,814 |  |  | $ | 64,540 |  |  | $ | 105,327 |
BASIC: |  |  |  |  |  |  |
Weighted average common shares outstanding | 44,339,975 |  |  | 45,850,599 |  |  | 45,236,696 |  |  | 45,668,762 |
DILUTED: |  |  |  |  |  |  |
Weighted average common shares outstanding | 44,339,975 |  |  | 45,850,599 |  |  | 45,236,696 |  |  | 45,668,762 |
Stock options | 62,607 |  |  | 825 |  |  | 24,427 |  |  | 6,391 |
Convertible senior notes | — |  |  | — |  |  | — |  |  | 13,938 |
Weighted average dilutive common shares outstanding | 44,402,582 |  |  | 45,851,424 |  |  | 45,261,123 |  |  | 45,689,091 |
Net income attributable to common stockholders - basic | $ | 0.78 |  |  | $ | 0.67 |  |  | $ | 1.43 |  |  | $ | 2.31 |
Net income attributable to common stockholders - diluted | $ | 0.78 |  |  | $ | 0.67 |  |  | $ | 1.43 |  |  | $ | 2.31 |
Incremental anti-dilutive shares excluded: |  |  |  |  |  |  |
Net share effect of stock options with an exercise price in excess of the average market price for our common shares | 390,159 |  |  | 505,459 |  |  | 501,183 |  |  | 308,313 |
Regular dividends declared per common share | $ | 0.90 |  |  | $ | 0.90 |  |  | $ | 2.70 |  |  | $ | 2.9025 |

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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 -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=124432515&loc=d3e3550-109257 + Details
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