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Income (Loss) Per Common Share (Tables) | 3 Months Ended
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Mar. 31, 2020
Earnings Per Share [Abstract] |
Schedule of Calculation of Numerator and Denominator in Earnings Per Share | The following table sets forth the computation of basic and diluted income (loss) per common share:
| Three Months Ended March 31,
| 2020 |  | 2019
Numerator: |  |  |  |  |
Net income (loss) attributable to MDC Partners Inc. | $ | 1,003 |  |  | $ | (113 | )
Accretion on convertible preference shares | (3,440 | ) |  | (2,383 | )
Net loss attributable to MDC Partners Inc. common shareholders | $ | (2,437 | ) |  | $ | (2,496 | )
Denominator: |  |  |
Basic weighted average number of common shares outstanding | 72,397,661 |  |  | 60,258,102 |
Diluted weighted average number of common shares outstanding | 72,397,661 |  |  | 60,258,102 |
Basic | $ | (0.03 | ) |  | $ | (0.04 | )
Diluted | $ | (0.03 | ) |  | $ | (0.04 | )

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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://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
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