CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Mar. 31, 2014	Mar. 31, 2013	Mar. 31, 2014	Mar. 31, 2013
Costs and expenses:
Depreciation	$ 97	$ 152	$ 318	$ 511
General, administrative and other operating	8,095	2,650	20,725	13,110
Full-Cost ceiling test write-down				441
Loss from operations	(8,192)	(2,802)	(21,043)	(14,062)
Interest income	26	4	70	10
Realized loss on disposal of securities	(69)		(69)
Loss before income tax	(8,235)	(2,798)	(21,042)	(14,052)
Net loss	$ (8,235)	$ (2,798)	$ (21,042)	$ (14,052)
Basic and diluted loss per share (in dollars per share)	$ (0.39)	$ (0.13)	$ (1.00)	$ (0.67)
Weighted average shares outstanding - basic and diluted (in shares)	21,046,591	20,958,562	21,046,591	20,947,892