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Note 11 - Earnings Per Share (Tables) | 3 Months Ended
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Mar. 31, 2024
Notes Tables |
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] |
|  | Three Months Ended |
|  | March 31, |
|  | 2024 |  |  | 2023 |
Numerator: |  |  |  |  |  |  |  |
Net income attributable to SPAR Group, Inc. |  | $ | 6,627 |  |  | $ | 866 |
Denominator: |  |  |  |  |  |  |  |
Shares used in basic net income per share calculation |  |  | 23,817 |  |  |  | 23,114 |
Effect of diluted securities: |  |  |  |  |  |  |  |
Stock options and unvested restricted shares |  |  | 196 |  |  |  | 165 |
Shares used in diluted net income per share calculations |  |  | 24,013 |  |  |  | 23,279 |
Basic net income per common share |  | $ | 0.28 |  |  | $ | 0.04 |
Diluted net income per common share |  | $ | 0.28 |  |  | $ | 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://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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