Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019
Cash flows from operating activities:
Net income	$ 5,476	$ 11,455
Adjustments to reconcile net income to net cash provided by operating activities:
Income from discontinued operations, net	0	(6,862)
Deferred income taxes	101	22,458
Depreciation, depletion and amortization	3,084	3,082
Equity in loss of joint ventures	1,985	536
Gain on sale of equipment and property	(3,611)	(531)
Stock-based compensation	1,171	57
Realized gain on available for sale investments	(242)	(447)
Net changes in operating assets and liabilities:
Accounts receivable	(777)	(219)
Deferred costs and other assets	28	(1,092)
Accounts payable and accrued liabilities	(439)	(670)
Income taxes payable and receivable	2,147	(17,352)
Other long-term liabilities	187	187
Net cash provided by operating activities of continuing operations	9,110	10,602
Net cash used in operating activities of discontinued operations	0	(2,441)
Net cash provided by operating activities	9,110	8,161
Cash flows from investing activities:
Investments in properties	(1,167)	(8,176)
Investments in joint ventures	(1,315)	(6,592)
Purchases of investments available for sale	(24,748)	(33,846)
Proceeds from sales of investments available for sale	32,703	79,937
Proceeds from the sale of assets	5,867	8,153
Cash held in escrow	(3,553)	(19,864)
Net cash provided by investing activities of continuing operations	7,787	19,612
Net cash provided by investing activities of discontinued operations	0	11,526
Net cash provided by investing activities	7,787	31,138
Cash flows from financing activities:
Distribution to noncontrolling interest	(408)	(510)
Repurchase of Company Stock	(12,354)	(5,312)
Exercise of employee stock options	0	145
Net cash used in financing activities of continuing operations	(12,762)	(5,677)
Net cash used in financing activities of discontinued operations	0	0
Net cash used in financing activities	(12,762)	(5,677)
Net increase in cash and cash equivalents	4,135	33,622
Cash and cash equivalents at beginning of year	26,607	22,547
Cash and cash equivalents at end of the period	$ 30,742	$ 56,169