Condensed Consolidated Statements of Comprehensive Income (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013
Condensed Consolidated Statements of Comprehensive Income
Consolidated net income	$ 45.1	$ 39.3	$ 62.6	$ 110.2
Less net income attributable to noncontrolling interest	0.6	0.3	2.5	1.9
Net income attributable to Axiall	44.5	39.0	60.1	108.3
Other comprehensive income (loss):
Foreign currency translation gain (loss)	(27.4)	10.2	(29.3)	(16.4)
Pensions and other postretirement benefit liability adjustments	(2.3)	0.5	(7.1)	1.6
Unrealized gain (loss) on derivative cash flow hedges	1.4	(0.3)	0.8	(1.1)
Other comprehensive income (loss), before income taxes	(28.3)	10.4	(35.6)	(15.9)
Provision for (benefit from) income taxes related to other comprehensive income (loss) items	(11.2)	3.0	(13.8)	(5.6)
Other comprehensive income (loss), net of tax	(17.1)	7.4	(21.8)	(10.3)
Other comprehensive loss, attributable to noncontrolling interest net of tax	(1.9)		(3.2)
Other comprehensive income (loss) attributable to Axiall, net of tax	(15.2)	7.4	(18.6)	(10.3)
Comprehensive income, net of income taxes	28.0	46.7	40.8	99.9
Less comprehensive income (loss) attributable to noncontrolling interest	(1.3)	0.3	(0.7)	1.9
Comprehensive income attributable to Axiall	$ 29.3	$ 46.4	$ 41.5	$ 98.0