Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018
Cash flows from operating activities:
Net income	$ 1,727	$ 1,029
Adjustments to reconcile net income to net cash provided by operating activities:
Income from discontinued operations, net	(86)	(1,722)
Depreciation, depletion and amortization	1,551	2,491
Equity in loss of joint ventures	264	12
Stock-based compensation	29	41
Realized gain on available for sale investments	(119)	0
Net changes in operating assets and liabilities:
Accounts receivable	(124)	202
Deferred costs and other assets	(508)	(659)
Accounts payable and accrued liabilities	(890)	689
Income taxes payable and receivable	1,505	585
Other long-term liabilities	(249)	(4)
Net cash provided by operating activities of continuing operations	3,100	2,664
Net cash provided by operating activities of discontinued operations	150	2,661
Net cash provided by operating activities	3,250	5,325
Cash flows from investing activities:
Investments in properties	(6,719)	(198)
Investments in joint ventures	(5,676)	(28)
Purchases of investments available for sale	(4,725)	0
Proceeds from sales of investments available for sale	22,893	0
Cash held in escrow	17	64
Net cash provided by (used in) investing activities of continuing operations	5,790	(162)
Net cash provided by (used in) investing activities of discontinued operations	23	(1,386)
Net cash provided by (used in) investing activities	5,813	(1,548)
Cash flows from financing activities:
Distribution to noncontrolling interest	(255)	(254)
Repayment of long-term debt	0	(31)
Repurchase of Company Stock	(1,714)	0
Net cash used in financing activities of continuing operations	(1,969)	(285)
Net cash used in financing activities of discontinued operations	0	(1,055)
Net cash used in financing activities	(1,969)	(1,340)
Net increase in cash and cash equivalents	7,094	2,437
Cash and cash equivalents at beginning of year	22,547	4,524
Cash and cash equivalents at end of the period	$ 29,641	$ 6,961