Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016
Cash flows from operating activities:
Net income	$ 48,340	$ 4,551
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation, depletion and amortization	9,228	6,329
Deferred income taxes	19,620	(1,551)
Equity in loss of joint ventures	1,589	924
Gain on remeasurement of investment in real estate partnership	(60,196)	0
Loss on sale of equipment and property	12	238
Stock-based compensation	588	506
Net changes in operating assets and liabilities:
Accounts receivable	(283)	(418)
Deferred costs and other assets	(1,221)	(1,066)
Accounts payable and accrued liabilities	444	5,141
Income taxes payable and receivable	(2,739)	(1,026)
Other long-term liabilities	(61)	34
Net cash provided by operating activities	15,321	13,662
Cash flows from investing activities:
Investments in properties	(12,595)	(17,015)
Investments in joint ventures	(621)	(715)
Proceeds from sale of assets	16	2,147
Cash at consolidation of real estate partnership	2,295	0
Cash held in escrow	(15)	1,174
Net cash used in investing activities	(10,920)	(14,409)
Cash flows from financing activities:
Decrease in bank overdrafts	(254)	(63)
Proceeds from long-term debt	43	0
Repayment of long-term debt	(3,367)	(3,159)
Proceeds from borrowing on revolving credit facility	12,845	18,042
Payment on revolving credit facility	(13,070)	(14,163)
Debt issue costs	(21)	(139)
Repurchase of Company Stock	(74)	(43)
Exercise of employee stock options	2,127	272
Net cash (used in) provided by financing activities	(1,771)	747
Net increase in cash and cash equivalents	2,630	0
Cash and cash equivalents at beginning of period	0	0
Cash and cash equivalents at end of the period	$ 2,630	$ 0