Condensed Consolidated Statement of Income (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013
Income Statement [Abstract]
Net Sales	$ 198,867	$ 184,059	$ 571,827	$ 545,098
Cost of goods sold	128,567	118,069	368,197	349,186
Gross profit	70,300	65,990	203,630	195,912
Selling, general and administrative expenses	49,747	47,183	142,759	139,901
Operating income	20,553	18,807	60,871	56,011
Other Income (Expense), net	914	(685)	558	1,962
Interest Expense	(641)	(717)	(1,747)	(2,223)
Interest Income	642	267	1,990	665
Income Before Taxes and Equity in Net Income of Associated Companies	21,468	17,672	61,672	56,415
Taxes on income before equity in net income of associated companies	5,724	5,972	18,808	16,933
Income before equity in net income of associated companies	15,744	11,700	42,864	39,482
Equity in net income of associated companies	375	1,605	2,506	4,689
Net Income	16,119	13,305	45,370	44,171
Less: Net income attributable to noncontrolling interest	423	754	1,517	1,918
Net Income Attributable to Quaker Chemical Corporation	$ 15,696	$ 12,551	$ 43,853	$ 42,253
Per share data:
Basic Earnings Per Common Share	$ 1.18	$ 0.95	$ 3.31	$ 3.21
Diluted Earnings per Common Share	$ 1.18	$ 0.95	$ 3.31	$ 3.21
Dividends Declared	$ 0.300	$ 0.250	$ 0.850	$ 0.745