| Fiscal period | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 |
| Period End Date | 12/31/2025 | 12/31/2024 | 12/31/2023 | 12/31/2022 | 12/31/2021 | 12/31/2020 | 12/31/2019 | 12/31/2018 | 12/31/2017 | 12/31/2016 |
| Net Sales | 1,888.63 | 1,839.69 | 1,953.31 | 1,943.59 | 1,761.16 | 1,417.68 | 1,133.50 | 867.52 | 820.08 | 746.67 |
| Total Revenues | 1,888.63 | 1,839.69 | 1,953.31 | 1,943.59 | 1,761.16 | 1,417.68 | 1,133.50 | 867.52 | 820.08 | 746.67 |
| Cost of goods sold | 1,209.26 | 1,153.66 | 1,247.67 | 1,330.93 | 1,166.52 | 904.23 | 741.39 | 555.21 | 528.59 | 467.07 |
| Gross Profit | 679.37 | 686.03 | 705.64 | 612.65 | 594.64 | 513.44 | 392.12 | -- | -- | -- |
| Selling, general, and administrative expenses | 502.42 | 484.79 | 483.56 | 455.41 | 418.86 | 380.75 | 283.83 | 207.87 | 198.81 | 196.98 |
| Restructuring and related activities, net | 35.13 | 6.53 | 7.59 | 3.16 | 1.43 | 5.54 | 26.68 | -- | -- | (0.44) |
| Environmental charges | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| CEO transition costs | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Contingencies charge | -- | -- | -- | (8.78) | (23.89) | (29.79) | -- | -- | -- | -- |
| Combination-related expenses | -- | -- | -- | -- | -- | -- | (35.48) | (16.66) | (29.94) | -- |
| Indefinite-lived intangible asset impairment | (88.84) | -- | -- | (93.00) | -- | (38.00) | -- | -- | -- | -- |
| Operating Income / (Loss) | 52.99 | 194.71 | 214.50 | 52.30 | 150.47 | 59.36 | 46.13 | 87.78 | 62.74 | 83.05 |
| Interest expense | 44.05 | 41.00 | 50.70 | 32.58 | 22.33 | 26.60 | 16.98 | 6.16 | 3.89 | 2.89 |
| Interest income | -- | -- | -- | -- | -- | -- | -- | 2.12 | 2.53 | 2.04 |
| Other income (loss) net | (1.91) | 1.35 | (10.67) | (12.61) | 18.85 | (5.62) | (0.25) | (0.64) | (0.72) | 1.81 |
| Income before taxes | 7.03 | 155.06 | 153.12 | 7.12 | 146.99 | 27.14 | 28.90 | 83.10 | 60.67 | 84.01 |
| Pre-Tax Income - Domestic | -- | -- | 14.52 | (4.93) | -- | -- | (46.70) | 27.39 | 10.47 | 31.18 |
| Pre-Tax Income - Foreign | -- | -- | 138.60 | 12.05 | -- | -- | 75.60 | 55.71 | 50.20 | 52.83 |
| Current-State | 2.11 | 2.40 | 2.94 | 1.45 | 2.12 | 1.17 | 0.35 | (1.84) | 2.53 | 0.52 |
| Current- Foreign | 43.56 | 41.66 | 51.93 | 34.74 | 44.38 | 33.17 | 26.21 | 12.11 | 14.11 | 12.54 |
| Deferred- Foreign | (18.71) | (5.62) | (11.80) | (7.04) | (5.53) | (6.76) | (14.58) | 0.51 | (3.10) | 0.78 |
| Deferred:Federal | (11.41) | (4.39) | 0.52 | (2.80) | (3.86) | (28.44) | (9.27) | 7.86 | 6.89 | 4.60 |
| Deferred:State | (0.31) | (0.02) | (0.16) | (0.71) | (3.12) | (3.09) | (0.40) | (0.17) | (0.04) | 0.10 |
| Current-Federal | 9.37 | 15.28 | 12.16 | (0.71) | 0.96 | (1.36) | (0.24) | 6.58 | 21.27 | 4.68 |
| Taxes on income | 24.61 | 49.30 | 55.59 | 24.93 | 34.94 | -- | 2.08 | 25.05 | 41.65 | 23.23 |
| Minority Interest in Net Income of Subsidiaries | -- | -- | -- | -- | -- | (5.30) | -- | -- | -- | -- |
| Equity in net income of associated companies | 15.18 | 10.97 | 15.33 | 1.97 | 9.38 | 7.35 | 5.06 | 1.76 | 3.29 | 2.26 |
| Consolidated Net Income (Loss) | (2.40) | 116.73 | 112.87 | (15.84) | 121.43 | 39.79 | 31.88 | 59.81 | 22.30 | 63.04 |
| Less- Net income attributable to noncontrolling interest | 0.09 | 0.09 | 0.12 | 0.09 | 0.06 | 0.13 | 0.26 | 0.34 | 2.02 | 1.64 |
| Net income attributable to Quaker Chemical Corporation | -- | -- | -- | -- | 121.37 | 39.66 | 31.62 | 59.47 | 20.28 | 61.40 |
| Less: Income allocated to participating securities | -- | -- | -- | -- | 0.48 | 0.15 | 0.09 | 0.25 | 0.14 | 0.52 |
| Net Income (Loss) Available to Common Shareholders | (2.49) | 116.64 | 112.75 | (15.93) | 120.89 | 39.51 | 31.53 | 59.22 | 20.14 | 60.89 |
| Net Earnings Per Share (Basic) | (0.14) | 6.51 | 6.27 | (0.89) | 6.79 | 2.23 | 2.08 | 4.46 | 1.53 | 4.64 |
| Net Earnings Per Share (Diluted) | (0.14) | 6.51 | 6.26 | (0.89) | 6.77 | 2.22 | 2.08 | 4.45 | 1.52 | 4.63 |
| Weighted Average Shares Outstanding (Basic) | 17.47 | 17.85 | 17.89 | 17.84 | 17.81 | 17.72 | 15.13 | 13.27 | 13.21 | 13.14 |
| Weighted Average Shares Outstanding (Diluted) | 17.47 | 17.87 | 17.92 | 17.86 | 17.86 | 17.75 | 15.16 | 13.31 | 13.25 | 13.16 |