Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Jun. 30, 2014	Jun. 30, 2013
Current assets
Cash and cash equivalents	$ 3,831	$ 5,096
Accounts receivable, net of allowance	1,279	5,317
Prepaid expenses and other current assets	574	503
Total current assets	5,684	10,916
Property and equipment, net	35,069	37,035
Other assets, net	29	51
Total assets	40,782	48,002
Current liabilities
Accounts payable	1,180	2,488
Accrued liabilities and other	2,386	2,430
Deferred revenue	872	1,304
Current portion of term note payable	5,655	387
Total current liabilities	10,093	6,609
Deferred revenue	237	64
Other liabilities	152	194
Term note payable, net of current portion		5,655
Total liabilities	10,482	12,522
Stockholders' equity
Preferred stock, no par value, convertible, 2,500,000 authorized shares, no issued and outstanding shares, at June 30, 2014 and 2013
Common stock, no par value, 75,000,000 shares authorized at June 30, 2014 and 2013, 19,856,454 and 19,781,721 shares issued at June 30, 2014 and 2013, respectively	183,866	183,782
Treasury stock, 311,660 shares at cost	(237)	(237)
Additional paid-in capital	1,671	987
Retained deficit	(156,800)	(151,840)
Noncontrolling interest	1,800	2,788
Total stockholders' equity	30,300	35,480
Total liabilities and stockholders' equity	$ 40,782	$ 48,002