CONDENSED CONSOLIDATED BALANCE SHEETS (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013	Jun. 30, 2013
Current assets:
Cash and cash equivalents	$ 18,017	$ 26,468
Available-for-sale securities	15,207	15,383
Accounts receivable - joint interest	711	754
Prepaid expenses	277	637
Other current assets		37
Total current assets	34,212	43,279
Property and equipment, net of accumulated depreciation of $1,683 and $1,462	596	710
Oil and gas properties, using full-cost accounting:
Proved properties	116,753	116,753
Unevaluated properties excluded from amortization	20,903	21,174
Total oil and gas properties	137,656	137,927
Less- Accumulated depreciation, depletion and amortization	(116,753)	(116,753)
Oil and gas properties, using full-cost accounting	20,903	21,174
Other Assets:
Restricted cash	19,195	19,190
Deposits	15	15
Total assets	74,921	84,368
LIABILITIES AND SHAREHOLDERS' EQUITY
Current liabilities - accounts payable and accrued expenses	25,522	22,602
Other non-current liabilities	68	92
Total liabilities	25,590	22,694
Commitments and contingencies (Note 7)
Shareholders' equity:
Preferred stock, $0.001 par value; 20,000,000 authorized, 0 shares issued and outstanding
Common stock, $0.001 par value, 43,750,000 shares authorized; 21,046,591 and 21,046,591 shares issued and outstanding, respectively	169	169
Additional paid-in capital	316,674	316,235
Accumulated other comprehensive loss	(69)	(94)
Accumulated deficit	(267,443)	(254,636)
Total shareholders' equity	49,331	61,674
Total liabilities and shareholders' equity	$ 74,921	$ 84,368