Consolidated Statements of Cash Flows - USD ($)
3 Months Ended
Mar. 31, 2018
Mar. 31, 2017
Cash Flows from Operating Activities    
Net Income $ 305,000 $ 202,000
Depreciation and amortization 131,000 205,000
Accretion of asset retirement obligation 9,000 9,000
Changes in accounts receivable 1,149,000 232,000
Changes in income tax receivable 66,000 5,000
Changes in accts payable and accrued liabilities (569,000) 132,000
Changes in deferred income tax asset 0 (167,000)
Changes in deferred Income tax payable (121,000) (18,000)
Net cash provided for operating activities 970,000 600,000
Cash Flows from Investing Activities    
Capitalized acquisition, exploration and development (11,000) (15,000)
Other long-term investments 308,000
Net cash (used) for investing activities 297,000 (15,000)
Increase in cash, cash equivalents, and restricted cash 1,267,000 585,000
Cash, cash equivalents, and restricted cash at beginning of period 12,070,000 11,384,000
Cash, cash equivalents, and restricted cash at end of period $ 13,337,000 $ 11,969,000