INVESTMENTS-AFFILIATED COMPANIES (Tables)

12 Months Ended

Dec. 31, 2013

Equity Method Investments and Joint Ventures [Abstract]

Investment in non-consolidated equity affiliates

	December 31,
	2013		2012
	($ in millions)
Bay Gas	$	21.6	$	19.5
Bleach joint venture	—		9.8
Investments in equity affiliates	$	21.6	$	29.3

Summary of equity earnings of non-consolidated affiliates

The following table summarizes our equity earnings of non-consolidated affiliates:

	Years Ended December 31,
	2013		2012		2011
	($ in millions)
SunBelt	$	—	$	—	$	6.3
Bay Gas	2.1		2.4		2.4
Bleach joint venture	0.7		0.6		0.9
Equity earnings of non-consolidated affiliates	$	2.8	$	3.0	$	9.6