CONSOLIDATED STATEMENTS OF CASH FLOWS (unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
Cash flows from operating activities
Net income (loss)	$ (159)	$ (296)
Adjustments to reconcile net income to net cash provided by (used in) operating activities
Depreciation, depletion and amortization	148	186
Write-off of retirement center assets	24	0
Changes in operating assets and liabilities
Other current and non-current assets	134	11
Accounts payable and other liabilities	282	208
Net cash provided by (used) in operating activities	429	109
Cash flows from investing activities
Investment in undeveloped land	(10)	0
Fixed asset additions	(2)	(8)
Net cash provided by (used in) investing activities	(12)	(8)
Cash flows from financing activities
Payment on notes payable	(10)	(27)
Net cash provided by (used in) financing activities	(10)	(27)
Net increase (decrease) in cash and cash equivalents	407	74
Cash and cash equivalents at beginning of year	113	473
Cash and cash equivalents at end of year	520	547
Supplemental disclosures of cash flow information
Cash paid for interest on notes payable	$ 7	$ 11