Condensed Consolidated Statement of Income - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
Income Statement [Abstract]
Net Sales	$ 194,909	$ 178,077
Cost of goods sold	124,022	110,096
Gross profit	70,887	67,981
Selling, general and administrative expenses	48,054	48,143
Combination-related expenses	9,075	0
Operating income	13,758	19,838
Other (expense) income, net	(105)	102
Interest Expense	(656)	(741)
Interest Income	523	348
Income Before Taxes and Equity in Net Income of Associated Companies	13,520	19,547
Taxes on income before equity in net income of associated companies	6,865	6,305
Income before equity in net income of associated companies	6,655	13,242
Equity in net income of associated companies	959	102
Net Income	7,614	13,344
Less: Net income attributable to noncontrolling interest	622	398
Net Income Attributable to Quaker Chemical Corporation	$ 6,992	$ 12,946
Per share data:
Basic Earnings Per Common Share	$ 0.53	$ 0.98
Diluted Earnings per Common Share	0.52	0.98
Dividends Declared	$ 0.345	$ 0.32