CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Statement of Comprehensive Income [Abstract]
Net income (loss) attributable to Kraton	$ 88,087	$ (9,456)
Other comprehensive income (loss):
Foreign currency translation adjustments, net of tax of $0	25,567	(33,084)
Unrealized loss on cash flow hedges, net of tax benefit of $1,000	(2,260)	0
Other comprehensive income (loss), net of tax	23,307	(33,084)
Comprehensive income (loss) attributable to Kraton	111,394	(42,540)
Comprehensive income attributable to noncontrolling interest	204	93
Consolidated comprehensive income (loss)	$ 111,598	$ (42,447)