Income Taxes (Details 3) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2013	Jun. 30, 2012
Deferred tax assets:
Net operating loss carryforwards	$ 13,274	$ 13,021
Alternative minimum tax credit carryforwards	671	671
Accrued expenses and other timing	683	823
Total gross deferred tax assets	14,628	14,515
Less - valuation allowance	(13,540)	(13,261)
Net deferred tax assets	1,088	1,254
Deferred tax liabilities:
Property and equipment, principally due to differences in depreciation	(1,088)	(1,254)
Total gross deferred tax liabilities	(1,088)	(1,254)
Net deferred tax assets (liabilities)	$ 0	$ 0