CONSOLIDATED STATEMENTS OF CASH FLOWS (unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Cash flows from operating activities
Net income (loss)	$ (296)	$ 314
Adjustments to reconcile net income to net cash provided by (used in) operating activities
Depreciation, depletion and amortization	186	187
Write-off (recovery) of affiliate receivable	0	(739)
Changes in operating assets and liabilities
Other current and non-current assets	11	124
Accounts payable and other liabilities	208	284
Net cash provided by (used) in operating activities	109	170
Cash flows from investing activities
Investment in oil & gas properties	0	(92)
Investment in undeveloped land	0	0
Fixed asset additions	(8)	(15)
Net cash provided by (used in) investing activities	(8)	(107)
Cash flows from financing activities
Repayment of loans to affiliates	0	126
Payment on notes payable	(27)	(77)
Net cash provided by (used in) financing activities	(27)	49
Net increase (decrease) in cash and cash equivalents	74	112
Cash and cash equivalents at beginning of year	473	300
Cash and cash equivalents at end of year	547	412
Supplemental disclosures of cash flow information
Cash paid for interest on notes payable	$ 11	$ 13