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INCOME TAXES: (Tables)

3 Months Ended

Mar. 31, 2013

Schedule of activity in the valuation allowance attributable to deferred tax assets

	Valuation
($ in millions)	Allowance
Balance as of December 31, 2012	$	30.7
U.S. valuation allowance - State	1.1
Other	0.2
Balance as of March 31, 2013	$	32.0

- Definition

Tabular disclosure of valuation allowances to reduce deferred tax assets to net realizable value, including identification of the deferred tax asset more likely than not will not be fully realized and the corresponding amount of the valuation allowance.

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