Income Taxes Net Operating Loss Carryforwards (Details) (USD $) In Millions, unless otherwise specified	Jun. 30, 2013
State and Local Jurisdiction [Member]
Operating Loss Carryforwards [Line Items]
Operating Loss Carryforwards	$ 16.1
Expiring beginning in 2028 [Member] | Internal Revenue Service (IRS) [Member]
Operating Loss Carryforwards [Line Items]
Operating Loss Carryforwards	81.7
Federal Tax Credit Carryforward, Amount	4.3
Expiring between 2012 and 2027 [Member] | State and Local Jurisdiction [Member]
Operating Loss Carryforwards [Line Items]
Operating Loss Carryforwards	9.0
Expiring between 2028 and 2033 [Member] | State and Local Jurisdiction [Member]
Operating Loss Carryforwards [Line Items]
Operating Loss Carryforwards	$ 7.1