Note 3 - LowCal Convertible and Promissory Notes Payable (Details) - USD ($)	3 Months Ended		9 Months Ended			12 Months Ended
	Mar. 31, 2016	Mar. 31, 2015	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2013	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2015	Aug. 31, 2014	Feb. 08, 2013
Debt Instrument, Face Amount								$ 1,208,160
Proceeds from issuance of notes payable			$ 956,810	$ 150,000
Loan extension terms	the parties agreed that if: (1) the Company pays off the $3,250,000 principal balance of the Second LowCal Note in full, plus any accrued and unpaid interest, and (2) either: (A) the Company closes a transaction where it acquires at least $10,000,000 in additional assets, through an asset purchase, stock purchase, merger, or other similar transaction, which shall be determined by generally accepted accounting principles, or (B) the Company successfully uplists its common stock to a national exchange market (NASDAQ or the New York Stock Exchange), then the following will automatically occur: (1) the conversion price of the LowCal Loan will be reduced from $2.50 per share to $2.00 per share, and (2) any outstanding principal and interest due on the LowCal Loan will be converted at a price of $2.00 per share into restricted shares of the Company's common stock, which shall be issued to LowCal.
Issuance of common stock in connection with amendment of note agreement, Shares			75,000
Issuance of common stock in connection with amendment of note agreement, Value			$ 300,000
Value of warrants issued with note payable			$ 186,290
Warrants
Warrants, Outstanding									1,775,000
LowCal Loan
Proceeds from Convertible Debt					$ 4,980,000	$ 1,500,000	$ 3,500,000
Debt Instrument, Face Amount										$ 500,000
Debt Instrument, Interest Rate, Stated Percentage										10.00%
Forgiveness of Accrued Interest		$ 667,000
Debt Instrument, Maturity Date			May 01, 2016
Investment Warrants Expiration Date	May 01, 2020
Issuance of stock for extension of notes payable, Shares		75,000
Issuance of common stock in connection with amendment of note agreement, Shares			75,000
Issuance of common stock in connection with amendment of note agreement, Value			$ 300,000
Value of warrants issued with note payable			$ 188,378
Warrants, Outstanding			1,000,000
LowCal Loan \| Warrants
Fair Value Measurements, Valuation Techniques			Black-Scholes option- pricing model
Expected Volatility			174.00%
Expected dividend yield			0.00%
Risk-free interest rate			1.16%
LowCal Loan 2
Proceeds from issuance of notes payable						$ 750,000
Debt Instrument, Payment Terms			The Second LowCal Note must also be repaid upon the earlier to occur of: (i) the Company closing certain potential acquisition transactions, or (ii) the Company closing a financing for a minimum of $20,000,000.
Minimum \| LowCal Loan \| Warrants
Expected Life (years)			2 years 9 months 22 days
Maximum \| LowCal Loan \| Warrants
Expected Life (years)			4 years 1 month 21 days

Eos Petro, Inc. 10-Q