Earnings Per Share

3 Months Ended

Mar. 31, 2015

Earnings Per Share [Abstract]

Earnings Per Share [Text Block]

Note 8 – Earnings Per Share

The following table summarizes earnings per share calculations for the three months endedMarch 31, 2015 and March 31, 2014:

		Three Months Ended
		March 31,
		2015		2014
Basic earnings per common share
	Net income attributable to Quaker Chemical Corporation	$	10,378	$	12,730
	Less: income allocated to participating securities		(96)		(112)
	Net income available to common shareholders	$	10,282	$	12,618
	Basic weighted average common shares outstanding		13,188,761		13,091,503
Basic earnings per common share		$	0.78	$	0.96
Diluted earnings per common share
	Net income attributable to Quaker Chemical Corporation	$	10,378	$	12,730
	Less: income allocated to participating securities		(96)		(112)
	Net income available to common shareholders	$	10,282	$	12,618
	Basic weighted average common shares outstanding		13,188,761		13,091,503
	Effect of dilutive securities		19,896		19,649
	Diluted weighted average common shares outstanding		13,208,657		13,111,152
Diluted earnings per common share		$	0.78	$	0.96

The following aggregate numbers of stock options and restricted stock units are not included in the diluted earnings per share calculation since the effect would have been anti-dilutive: 4,497 and 2,824 for the three months endedMarch 31, 2015 and March 31, 2014, respectively.