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Income Taxes Other Income Tax Details (Details) (USD $)
In Millions, unless otherwise specified
3 Months Ended
Dec. 31, 2012
Jun. 30, 2011
Other Tax Carryforward [Line Items]    
Equity Issuance, Amount   $ 55
Operating Loss Carryforwards, Limitations on Use .9  
Deferred Tax Assets, Net 27.4  
Valuation Allowance, Deferred Tax Asset, Change in Amount 4.7  
Deferred Tax Assets, Net, Current 22.7  
Deferred Tax Assets, Operating Loss Carryforwards, Federal 19.2  
Deferred Tax Assets, Operating Loss Carryforwards, State and Local 34.4  
Deferred Tax Assets, Operating Loss Carryforwards, City $ 29.4