Condensed Consolidated Statement of Income - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Income Statement [Abstract]
Net Sales	$ 178,077	$ 181,330
Cost of goods sold	110,202	115,002
Gross profit	67,875	66,328
Selling, general and administrative expenses	48,641	48,464
Operating income	19,234	17,864
Other income (expense), net	706	(194)
Interest Expense	(741)	(587)
Interest Income	348	320
Income Before Taxes and Equity in Net Income of Associated Companies	19,547	17,403
Taxes on income before equity in net income of associated companies	6,305	5,359
Income before equity in net income of associated companies	13,242	12,044
Equity in net income (loss) of associated companies	102	(1,437)
Net Income	13,344	10,607
Less: Net income attributable to noncontrolling interest	398	229
Net Income Attributable to Quaker Chemical Corporation	$ 12,946	$ 10,378
Per share data:
Basic Earnings Per Common Share	$ 0.98	$ 0.78
Diluted Earnings per Common Share	0.98	0.78
Dividends Declared	$ 0.32	$ 0.3