Condensed Consolidated Statements of Operations - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Income Statement [Abstract]
Net sales	$ 490,612	$ 492,218	$ 1,486,204	$ 1,458,777
Cost of goods sold (excluding amortization expense - See Note 13)	307,265	331,469	951,716	1,002,393
Gross profit	183,347	160,749	534,488	456,384
Selling, general and administrative expenses	122,810	115,456	362,212	343,081
Restructuring and related charges (credits), net	1,019	(1,423)	6,034	(604)
Combination, integration and other acquisition-related expenses	0	2,107	0	7,992
Operating income	59,518	44,609	166,242	105,915
Other (expense) income, net	(2,713)	85	(8,558)	(10,520)
Interest expense, net	(12,781)	(8,389)	(38,744)	(20,228)
Income before taxes and equity in net income of associated companies	44,024	36,305	118,940	75,167
Taxes on income before equity in net income of associated companies	13,593	10,185	36,956	14,425
Income before equity in net income of associated companies	30,431	26,120	81,984	60,742
Equity in net income (loss) of associated companies	3,279	(212)	10,660	(642)
Net income	33,710	25,908	92,644	60,100
Less: Net income attributable to noncontrolling interest	40	41	94	74
Net income attributable to Quaker Chemical Corporation	$ 33,670	$ 25,867	$ 92,550	$ 60,026
Per share data:
Net income attributable to Quaker Chemical Corporation common shareholders – basic (in dollars per share)	$ 1.87	$ 1.44	$ 5.15	$ 3.35
Net income attributable to Quaker Chemical Corporation common shareholders – diluted (in dollars per share)	1.87	1.44	5.14	3.35
Dividends declared (in dollars per share)	$ 0.455	$ 0.435	$ 1.325	$ 1.265