CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021
Cash flows from operating activities:
Net income	$ 1,370	$ 41,043
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation, depletion and amortization	8,696	9,772
Deferred income taxes	133	9,273
Equity in loss of joint ventures	5,248	3,997
Gain on remeasurement of invest in real estate partnership	0	(51,139)
Gain on sale of equipment and property	(901)	(876)
Stock-based compensation	1,302	1,006
Net changes in operating assets and liabilities:
Accounts receivable	(737)	639
Deferred costs and other assets	(2,160)	151
Accounts payable and accrued liabilities	(1,440)	(442)
Income taxes payable and receivable	1,559	2,539
Other long-term liabilities	105	437
Net cash provided by operating activities	13,175	16,400
Cash flows from investing activities:
Investments in properties	(26,137)	(11,555)
Investments in joint ventures	(20,838)	(10,031)
Return of capital from investments in joint ventures	13,327	20,100
Proceeds from sales of investments available for sale	4,317	69,865
Cash at consolidation of real estate partnership	0	3,704
Proceeds from the sale of assets	952	934
Cash held in escrow	170	30
Net cash (used in) provided by investing activities	(28,209)	73,047
Cash flows from financing activities:
Proceeds from long-term debt	0	92,070
Repayment of long-term debt	0	(90,000)
Debt issue costs	0	(704)
Distribution to noncontrolling interest	(1,937)	(1,846)
Repurchase of company stock	0	(264)
Exercise of employee stock options	233	269
Net cash used in financing activities	(1,704)	(475)
Net increase (decrease) in cash and cash equivalents	(16,738)	88,972
Cash and cash equivalents at beginning of year	161,521	73,909
Cash and cash equivalents at end of the period	144,783	162,881
Supplemental disclosure of cash flow information:
Interest	2,212	1,781
Income taxes	$ (1,734)	$ (1,490)