CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Cash flows from operating activities:
Net income	$ 73,749	$ 45,480	$ 26,661
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation, depletion and amortization	18,202	12,788	10,287
Stock based compensation		45	77
(Gain) loss on sale of investments	(17)	48	(87)
Unrealized loss on investments, net	1,872	4,688	5,342
Equity in loss from unconsolidated joint ventures, net of distributions	1,298	666	77
Deferred income tax expense	15,977	8,088	8,378
Cost of real estate sold	55,933	33,366	22,814
Expenditures for and acquisition of real estate to be sold	(47,318)	(40,469)	(40,081)
Accretion income and other	(810)	(919)	(1,221)
Loss (gain) on disposal of property and equipment	270	146	(67)
Gain on contribution to unconsolidated joint ventures	(3,558)	(19,983)	(2,317)
Gain on insurance for damage to property and equipment, net	(4,853)	(690)	(5,347)
Changes in operating assets and liabilities:
Other assets	(6,372)	(12,991)	1,078
Other liabilities	7,424	4,225	3,728
Income taxes receivable		2,843	1,071
Net cash provided by operating activities	111,797	37,331	30,393
Cash flows from investing activities:
Expenditures for operating property	(149,199)	(116,085)	(64,851)
Expenditures for property and equipment	(4,302)	(5,689)	(9,354)
Proceeds from the disposition of assets	34	8	72
Proceeds from insurance claims	4,853	690	12,071
Purchases of investments - debt securities	(157,928)	(58,912)
Purchases of investments - equity securities			(5,797)
Purchases of restricted investments		(24)	(74)
Maturities of investments - debt securities	117,000	11,000	7,000
Sales of investments - debt securities	36		2,830
Sales of investments - equity securities	325	2,502	26,859
Sales of restricted investments	1,173	1,225	1,159
Capital contribution to unconsolidated joint ventures	(9,389)	(10,815)	(1,116)
Capital distribution from unconsolidated joint ventures	1,020
Payments for interest in unconsolidated joint venture	(495)
Maturities of assets held by special purpose entities	787	787	787
Net cash used in investing activities	(196,085)	(175,313)	(30,414)
Cash flows from financing activities:
Capital contribution from non-controlling interest	3,189	7,748	2,546
Capital distribution to non-controlling interest	(1,247)	(621)	(600)
Additional ownership interest in Windmark			(11,619)
Repurchase of common shares		(8,803)	(20,845)
Dividends paid	(18,844)	(4,122)	0
Borrowings on debt	69,300	69,008	23,935
Principal payments for debt	(2,327)	(1,940)	(1,607)
Principal payments for finance leases	(104)	(55)	(36)
Debt issuance costs	(1,398)	(1,791)	(1,149)
Net cash provided by (used in) financing activities	48,569	59,424	(9,375)
Net decrease in cash, cash equivalents and restricted cash	(35,719)	(78,558)	(9,396)
Cash, cash equivalents and restricted cash at beginning of the year	110,119	188,677	198,073
Cash, cash equivalents and restricted cash at end of the year	$ 74,400	$ 110,119	$ 188,677