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Earnings Per Share (Tables) | 12 Months Ended
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Dec. 31, 2020
Earnings Per Share [Abstract] |
Computations of basic and diluted EPS | The computations of the numerator (income) and denominator (shares) to derive the basic and diluted EPS amounts presented on the face of the accompanying consolidated statements of operations are as follows (in thousands):
| Year Ended December 31,
| 2020 |  | 2019 |  | 2018
| Income |  | Shares |  | Income |  | Shares |  | Income |  | Shares
Basic: |  |  |  |  |  |  |  |  |  |  |
Net income attributable to common shareholders | $ | 22,174 |  |  |  |  | $ | 57,919 |  |  |  |  | $ | 28,598 |  |  |
Less: Undistributed earnings allocated to participating securities | (140) |  |  |  |  | (487) |  |  |  |  | (273) |  |  |
Accretion of redeemable noncontrolling interests | (2,400) |  |  |  |  | (143) |  |  |  |  | — |  |  |
Net income available to common shareholders, basic | $ | 19,634 |  |  | 148,993 |  |  | $ | 57,289 |  |  | 147,536 |  |  | $ | 28,325 |  |  | 146,702 |
Diluted: |  |  |  |  |  |  |  |  |  |  |
Net income available to common shareholders, basic | $ | 19,634 |  |  | 148,993 |  |  | $ | 57,289 |  |  | 147,536 |  |  | $ | 28,325 |  |  | 146,702 |
Effect of dilutive securities: |  |  |  |  |  |  |  |  |  |  |
Share-based awards other than participating securities | — |  |  | 904 |  |  | — |  |  | 2,041 |  |  | — |  |  | 128 |
Undistributed earnings reallocated to participating securities | 1 |  |  | — |  |  | 6 |  |  | — |  |  | 1 |  |  | — |
Net income available to common shareholders, diluted | $ | 19,635 |  |  | 149,897 |  |  | $ | 57,295 |  |  | 149,577 |  |  | $ | 28,326 |  |  | 146,830 |
Schedule of shares excluded from diluted EPS calculation | The following weighted average potentially dilutive shares related to the 2022 Notes, the 2023 Notes, the 2026 Notes and the 2032 Notes were excluded from the diluted EPS calculation as they were anti-dilutive (in thousands):
| Year Ended December 31,
| 2020 |  | 2019 |  | 2018
2022 Notes | 6,537 |  |  | 8,997 |  |  | 8,997 |
2023 Notes | 9,391 |  |  | 13,202 |  |  | 10,344 |
2026 Notes | 10,891 |  |  | — |  |  | — |
2032 Notes (1) | — |  |  | — |  |  | 524 |
(1)The 2032 Notes were fully redeemed in 2018.

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- Definition Tabular disclosure of securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) in the future that were not included in the computation of diluted EPS because to do so would increase EPS amounts or decrease loss per share amounts for the period presented, by antidilutive securities. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + 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 -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
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