INCOME TAXES - Deferred Tax Assets (Details) - USD ($) $ in Thousands	Jun. 30, 2017	Jun. 30, 2016
Current deferred tax assets:
Other current deferred tax assets	$ 0	$ 0
Total current temporary differences	0	0
Less: valuation allowance	0	0
Net current deferred tax assets	0	0
Non-current deferred tax assets
Stock compensation	2,470	2,464
Property and Equipment	15	69
Oil and gas properties	13,582	21,504
Capital loss	144	144
Other	111	0
Total non-current deferred tax assets	16,322	24,181
Non-current deferred tax liabilities
Property and Equipment	0	0
Net operating losses	40,281	36,138
Total	56,603	60,319
Less: valuation allowance	(56,603)	(60,319)
Net non-current deferred tax assets (liabilities)	$ 0	$ 0