Equity (Tables)

9 Months Ended

Sep. 30, 2014

Equity [Abstract]

Schedule Of Changes In Equity

Changes in equity for the nine months ended September 30, 2014 and September 30, 2013 are as follows:

(In millions)	PolyOne Shareholders' Equity			Noncontrolling Interests			Total Equity
Balance at December 31, 2013	$	976.8		$	1.7		$	978.5
Net income	93.8			(0.4		)	93.4
Other comprehensive income
Translation adjustments	(15.6		)	—			(15.6		)
Total comprehensive income	78.2			(0.4		)	77.8
Cash dividend declared	(22.3		)	—			(22.3		)
Repurchase of common shares	(175.0		)	—			(175.0		)
Stock incentive plan activity	9.0			—			9.0
Balance at September 30, 2014	$	866.7		$	1.3		$	868.0
Balance at December 31, 2012	$	629.1		$	2.3		$	631.4
Net income	219.2			(0.7		)	218.5
Other comprehensive income
Translation adjustments	(3.0		)	—			(3.0		)
Total comprehensive income	216.2			(0.7		)	215.5
Cash dividend declared	(16.9		)	—			(16.9		)
Issuance of common shares in connection to the Spartech acquisition	253.8			—			253.8
Repurchase of common shares	(95.7		)	—			(95.7		)
Stock incentive plan activity	8.1			—			8.1
Noncontrolling interest activity	—			0.4			0.4
Balance at September 30, 2013	$	994.6		$	2.0		$	996.6

Schedule of Accumulated Other Comprehensive Income (Loss)

Changes in accumulated other comprehensive loss year-to-date as of September 30, 2014 and 2013 were as follows:

(In millions)	Cumulative Translation Adjustment			Pension and Other Post-Retirement Benefits		Unrealized Gain in Available-for-Sale Securities		Total
Balance at January 1, 2014	$	(20.2	)	$	5.2	$	0.2	$	(14.8	)
Translation adjustments	(15.6		)	—		—		(15.6		)
Balance at September 30, 2014	$	(35.8	)	$	5.2	$	0.2	$	(30.4	)
Balance at January 1, 2013	$	(16.5	)	$	5.2	$	0.2	$	(11.1	)
Translation adjustments	(3.0		)	—		—		(3.0		)
Balance at September 30, 2013	$	(19.5	)	$	5.2	$	0.2	$	(14.1	)