Income Taxes (Details 3) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2012	Jun. 30, 2011
Deferred tax assets:
Net operating loss carryforwards	$ 13,021	$ 12,260
Alternative minimum tax credit carryforwards	671	671
Accrued expenses and other timing	823	333
Total gross deferred tax assets	14,515	13,264
Less - valuation allowance	(13,261)	(12,184)
Net deferred tax assets	1,254	1,080
Deferred tax liabilities:
Property and equipment, principally due to differences in depreciation	(1,254)	(1,808)
Total gross deferred tax liabilities	(1,254)	(1,808)
Net deferred tax assets (liabilities)