Consolidated Statements of Cash Flows (Unaudited) - USD ($)	6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015
CASH FLOWS FROM OPERATING ACTIVITIES
Net loss	$ (3,050,619)	$ (1,733,105)
Adjustments to reconcile net loss to net cash provided by (used in) operating activities:
Depreciation, depletion and amortization	2,138,728	2,368,345
Accretion expense	205,900	299,500
Deferred income taxes	(2,000)	(10,000)
Changes in assets and liabilities:
Accounts receivable	50,035	555,826
Other current assets	1,000	8,000
Other assets		(1,360)
Accounts payable	(39,516)	(48,785)
Accrued expenses	(478,225)	(799,288)
Joint venture partner advances	19,582	15,071
Total adjustments	1,895,504	2,387,309
Net cash provided by (used in) operating activities	(1,155,115)	654,204
CASH FLOWS FROM INVESTING ACTIVITIES
Purchase of investments	(10,029,229)
Payments received on receivables from employees	36,313	17,440
Advances disbursed to employees		(12,130)
Purchase of property and equipment	(470)	(99,608)
Net cash used in investing activities	(9,993,386)	(94,298)
CASH FLOWS FROM FINANCING ACTIVITIES
Distributions		(2,125,538)
Proceeds from options exercised		61,045
Net cash used in financing activities		(2,064,493)
NET CHANGE IN CASH AND EQUIVALENTS	(11,148,501)	(1,504,587)
CASH AND EQUIVALENTS - BEGINNING OF PERIOD	22,734,047	25,353,579
CASH AND EQUIVALENTS - END OF PERIOD	11,585,546	23,848,992
Supplemental disclosures of cash flow information and non-cash activities:
Income taxes	$ 390	$ 12,270