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Earnings Per Share (Tables) | 6 Months Ended
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Jun. 30, 2026
Earnings Per Share [Abstract] |
Schedule of Earnings Per Share, Basic and Diluted | The following table summarizes earnings per share calculations:
| Three Months Ended June 30, |  | Six Months Ended June 30,
| 2026 |  | 2025 |  | 2026 |  | 2025
Basic earnings per common share |  |  |  |  |  |  |
Net income (loss) attributable to Quaker Chemical Corporation | $ | 26,835 |  |  | $ | (66,580) |  |  | $ | 46,504 |  |  | $ | (53,658) |
Less: (income) loss allocated to participating securities | (128) |  |  | 82 |  |  | (153) |  |  | 91 |
Net income (loss) available to common shareholders | $ | 26,707 |  |  | $ | (66,498) |  |  | $ | 46,351 |  |  | $ | (53,567) |
Basic weighted average common shares outstanding | 17,109,417 |  | 17,572,447 |  | 17,217,771 |  | 17,605,920
Basic earnings (loss) per common share | $ | 1.56 |  |  | $ | (3.78) |  |  | $ | 2.69 |  |  | $ | (3.04) |
Diluted earnings per common share |  |  |  |  |  |  |
Net income (loss) attributable to Quaker Chemical Corporation | $ | 26,835 |  |  | $ | (66,580) |  |  | $ | 46,504 |  |  | $ | (53,658) |
Less: (income) loss allocated to participating securities | (127) |  |  | 82 |  |  | (153) |  |  | 90 |
Net income (loss) available to common shareholders | $ | 26,708 |  |  | $ | (66,498) |  |  | $ | 46,351 |  |  | $ | (53,568) |
Basic weighted average common shares outstanding | 17,109,417 |  | 17,572,447 |  | 17,217,771 |  | 17,605,920
Effect of dilutive securities | 90,249 |  | 20,524 |  | 81,511 |  | 24,621
Diluted weighted average common shares outstanding | 17,199,666 |  | 17,592,971 |  | 17,299,282 |  | 17,630,541
Diluted earnings (loss) per common share | $ | 1.55 |  |  | $ | (3.78) |  |  | $ | 2.68 |  |  | $ | (3.04) |

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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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