Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	9 Months Ended
Sep. 30, 2021	Sep. 30, 2020
NET CASH PROVIDED BY OPERATING ACTIVITIES	$ 583	$ 545
CASH FLOWS FROM INVESTING ACTIVITIES
Proceeds from sale of long-term assets	4,203	0
Proceeds from investment	13	894
Payments for property and deferred development costs	(93)	(148)
NET CASH PROVIDED BY INVESTING ACTIVITIES	4,123	746
CASH FLOWS FROM FINANCING ACTIVITIES
Proceeds from long-term debt	600	1,197
Payments on long-term debt	(800)	(2,232)
Debt and common stock issuance costs and other	(516)	(615)
NET CASH USED IN FINANCING ACTIVITIES	(716)	(1,650)
NET INCREASE (DECREASE) IN CASH	3,990	(359)
CASH AT BEGINNING OF PERIOD	869	683
CASH AT END OF PERIOD	4,859	324
SUPPLEMENTAL DISCLOSURE OF CASH FLOW INFORMATION:
Cash paid during the period for interest:	$ 9	$ 20

Amount of cash outflow for property and deferred development costs.

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