Earnings Per Share - Basic (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Earnings Per Share [Abstract]
Net income (loss) attributable to Quaker Chemical Corporation	$ 30,469	$ 32,346	$ (23,189)	$ 102,458
Less: (income) loss allocated to participating securities	(30)	(85)	44	(359)
Net income (loss) available to common shareholders	$ 30,439	$ 32,261	$ (23,145)	$ 102,099
Basic weighted average common shares outstanding (in shares)	17,363,947	17,837,858	17,524,377	17,889,168
Basic earnings per common share (in dollars per share)	$ 1.75	$ 1.81	$ (1.32)	$ 5.71