Earnings Per Share (Tables)

6 Months Ended

Jun. 30, 2015

Earnings Per Share [Abstract]

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

		Three Months Ended				Six Months Ended
		June 30,				June 30,
		2015		2014		2015		2014
Basic earnings per common share
	Net income attributable to Quaker Chemical Corporation	$	15,038	$	15,427	$	25,416	$	28,157
	Less: income allocated to participating securities		(131)		(134)		(229)		(245)
	Net income available to common shareholders	$	14,907	$	15,293	$	25,187	$	27,912
	Basic weighted average common shares outstanding		13,220,264		13,118,025		13,204,599		13,104,837
Basic earnings per common share		$	1.13	$	1.17	$	1.91	$	2.13
Diluted earnings per common share
	Net income attributable to Quaker Chemical Corporation	$	15,038	$	15,427	$	25,416	$	28,157
	Less: income allocated to participating securities		(131)		(133)		(229)		(245)
	Net income available to common shareholders	$	14,907	$	15,294	$	25,187	$	27,912
	Basic weighted average common shares outstanding		13,220,264		13,118,025		13,204,599		13,104,837
	Effect of dilutive securities		19,411		21,388		19,251		20,449
	Diluted weighted average common shares outstanding		13,239,675		13,139,413		13,223,850		13,125,286
Diluted earnings per common share		$	1.13	$	1.16	$	1.90	$	2.13