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Income Taxes - Narrative (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Dec. 31, 2013	Jun. 30, 2013
Income Tax Disclosure [Abstract]
Decrease in valuation allowance	$ 1.8
Valuation allowance	$ 79.9	$ 82.5

Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized.

The amount of the change in the period in the valuation allowance for a specified deferred tax asset.