CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2018	Jun. 30, 2017
Cash flows from operating activities:
Net (loss) income	$ (1,255)	$ 3,424
Income from discontinued operations	0	(183)
Adjustments to reconcile net (loss) income to net cash provided by (used in) operating activities:
Depreciation, amortization and accretion	2,279	1,852
Provision for bad debts	314	315
Provision for obsolete inventory	974	1,528
Equity based compensation	431	238
Deferred income tax	(361)	1,014
Changes in operating assets and liabilities:
Accounts receivable	(3,655)	(3,417)
Inventories	(5,976)	(4,136)
Income tax receivable	0	261
Other current assets	30	(219)
Other assets	(283)	(48)
Accounts payable	6,740	(2,524)
Accrued salaries and benefits	(122)	941
Accrued expenses	(1,151)	70
Customer deposits and deferred service revenue	3,110	(5,301)
Other long-term liabilities	(486)	52
Net cash provided by (used in) operating activities-continuing operations	589	(6,133)
Net cash provided by operating activities-discontinued operations	0	462
Net cash provided by (used in) operating activities	589	(5,671)
Cash flows from investing activities:
Capital expenditures	(1,737)	(3,497)
Capitalization of software costs	(2,098)	(2,148)
Net cash used in investing activities	(3,835)	(5,645)
Cash flows from financing activities:
Payments of long-term debt	(96)	(92)
Payments of other borrowings	(10,059)	(14,150)
Proceeds from other borrowings	14,950	15,150
Proceeds from stock options	731	915
Proceeds from note receivable	0	3,794
Net cash provided by financing activities	5,526	5,617
Effect of exchange rate changes on cash and cash equivalents	(202)	(74)
Net decrease in cash and cash equivalents	2,078	(5,773)
Cash and cash equivalents at beginning of period	6,600	9,055
Cash and equivalents at end of period	8,678	3,282
Cash paid during the period for:
Interest	78	60
Income taxes, net of refunds	$ 83	$ 56