Income Taxes - Narrative (Details) (USD $)	12 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2012
Income Tax Disclosure
Income tax expense	$ 0	$ (1,066,000)	$ 0
Tax Benefit from Gain on Postretirement Benefits, Continuing Operations	0	1,100,000	0
Federal capital loss carryforward	0
State capital loss carryforward	0
Excess Tax Benefit from Share-based Compensation, Financing Activities	200,000
Deferred tax assets	74,610,000	84,737,000	83,126,000
Deferred Tax Assets, Net	71,200,000
Valuation allowance	(72,613,000)	(82,522,000)	(79,448,000)
Valuation allowance increase (decrease)	(9,900,000)	3,100,000	20,700,000
Unrecognized Tax Benefits that Would Impact Effective Tax Rate	0	3,100,000
Unrecognized Tax Benefits that Would Impact Effective Tax Rate, Next Twelve Months	0
Settlements	3,181,000	0	691,000
Income tax penalties and interest accrued on unrecognized tax benefits	0	0
Income tax penalties and interest expense on unrecognized tax benefits	0	(10,000)	(37,000)
Internal Revenue Service (IRS) [Member]
Income Tax Disclosure
Operating loss carryforwards	102,900,000
State and Local Jurisdiction [Member]
Income Tax Disclosure
Operating loss carryforwards	99,200,000
General Business Tax Credit Carryforward [Member]
Income Tax Disclosure
Federal business tax credits	800,000
Charitable Contribution Carryfoward [Member]
Income Tax Disclosure
Federal business tax credits	$ 2,500,000