CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018
Operating activities:
Net income	$ 674	$ 1,151
Adjustments to reconcile net income to net cash from operating activities:
Depreciation and amortization	3,933	3,364
Non cash lease expense	124
Deferred income tax	0	229
Stock-based compensation expense	108	112
Net accrued interest on lease financing	9	7
Interest expense associated with lease liabilities	40	0
Changes in operating assets and liabilities:
Receivables	(1,305)	77
Prepaid expenses and other assets	618	481
Customer deposits/deferred revenue	(48)	(58)
Lease liability	(164)	0
Accounts payable and accrued liabilities	224	191
Net cash provided by operating activities	4,213	5,554
Investing activities:
Payment for purchase of property and equipment	(746)	(792)
Proceeds from insurance	160	0
Net cash used in investing activities	(586)	(792)
Financing activities:
Principal payments on long-term debt	(977)	(1,278)
Principal payments on capital leases	(2,110)	(2,066)
Distributions to non-controlling interests	(76)	(77)
Net cash used in financing activities	(3,163)	(3,421)
Net change in cash, cash equivalents, and restricted cash	464	1,341
Cash, cash equivalents, and restricted cash at beginning of period	1,792	2,502
Cash, cash equivalents, and restricted cash at end of period	2,256	3,843
Supplemental cash flow disclosure:
Interest	713	831
Income taxes paid	384	88
Schedule of non-cash investing and financing activities
Right of use assets and lease liabilities	1,362	0
Interest capitalized to property and equipment	54	53
Acquisition of equipment with capital lease financing	$ 0	$ 1,679