Earnings Per Share (Tables)

3 Months Ended

Mar. 31, 2018

Earnings Per Share [Abstract]

Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]

		Three Months Ended
		March 31,
		2018		2017
Basic earnings per common share
	Net income attributable to Quaker Chemical Corporation	$	12,732	$	6,992
	Less: income allocated to participating securities		(62)		(55)
	Net income available to common shareholders	$	12,670	$	6,937
	Basic weighted average common shares outstanding		13,245,026		13,176,096
Basic earnings per common share		$	0.96	$	0.53
Diluted earnings per common share
	Net income attributable to Quaker Chemical Corporation	$	12,732	$	6,992
	Less: income allocated to participating securities		(62)		(54)
	Net income available to common shareholders	$	12,670	$	6,938
	Basic weighted average common shares outstanding		13,245,026		13,176,096
	Effect of dilutive securities		33,580		44,965
	Diluted weighted average common shares outstanding		13,278,606		13,221,061
Diluted earnings per common share		$	0.95	$	0.52