Consolidated Statement of Comprehensive Income (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Statement Of Comprehensive Income [Abstract]
Net income	$ 58,851	$ 50,240	$ 48,223
Currency translation adjustments	(3,490)	(1,510)	(9,734)
Defined Benefit Plans [Abstract]
Net gain (loss) arising during the period, other	6,614	(14,582)	(9,119)
Amortization of actuarial loss	2,748	1,852	1,230
Amortization of prior service cost	119	76	77
Current period changes in fair value of derivatives	0	272	395
Unrealized (loss) gain on available-for-sale securities	(142)	867	(138)
Other Comprehensive Income (Loss)	5,849	(13,025)	(17,289)
Comprehensive Income	64,700	37,215	30,934
Less: comprehensive income attributable to noncontrolling interest	(1,206)	(2,698)	(1,256)
Comprehensive income attributable to Quaker Chemical Corporation	$ 63,494	$ 34,517	$ 29,678