ACCOUNTS PAYABLE AND ACCRUED EXPENSES (Details) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2013	Jun. 30, 2012
ACCOUNTS PAYABLE AND ACCRUED EXPENSES
Accounts payable - oil and gas exploration activities	$ 20,509	$ 21,965
Accrued payroll, severance and bonus	3,742	4,220
Accrued - Other	16	419
Accounts payable and accrued expenses	$ 24,267	$ 26,604