Condensed Consolidated Statements of Comprehensive (Loss) Income - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2020	Mar. 31, 2019
Statement of Comprehensive Income [Abstract]
Net (loss) income	$ (28,344)	$ 13,900
Currency translation adjustments	(54,751)	(432)
Defined benefit retirement plans	16,957	706
Current period change in fair value of derivatives	(3,981)	0
Unrealized (loss) gain on available-for-sale securities	(1,711)	1,273
Other comprehensive (loss) income	(43,486)	1,547
Comprehensive (loss) income	(71,830)	15,447
Less: Comprehensive loss (income) attributable to noncontrolling interest	95	(55)
Comprehensive (loss) income attributable to Quaker Chemical Corporation	$ (71,735)	$ 15,392

Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to parent entity. Excludes changes in equity resulting from investments by owners and distributions to owners.

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