Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income (loss)	$ (2,209)	$ 1,395
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Depreciation and amortization	1,288	1,501
ROU asset amortization	493	511
Deferred income taxes	(74)	(58)
Non-cash interest income		36
Loss on sale of fixed assets	94
Stock-based compensation	323	319
Changes in assets and liabilities:
Accounts receivable	1,220	303
Other current assets	(1,734)	(633)
Accounts payable	(556)	(428)
Operating lease liabilities	(490)	(511)
Accrued expenses and accrued income taxes	(2,084)	(745)
Net cash provided (used) by operating activities	(3,729)	1,690
CASH FLOWS FROM INVESTING ACTIVITIES:
Proceeds from sale of fixed assets	140
Proceeds from short-term investments		3,810
Purchases of equipment and leasehold improvements	(675)	(165)
Cost of internally developed software	(135)	(191)
Other assets	(7)	14
Net cash provided (used) by investing activities	(677)	3,468
CASH FLOWS FROM FINANCING ACTIVITIES:
Proceeds from issuance of stock, net of tax withholding	(8)	(33)
Proceeds from PPP loan	2,181
Payments of equipment financing	(338)	(207)
Cash dividends paid	(993)	(1,985)
Net cash provided (used) by financing activities	842	(2,225)
Effect of exchange rate changes on cash and cash equivalents	(47)	95
Net increase (decrease) in cash	(3,611)	3,028
Cash, beginning of period	7,283	4,069
Cash, end of period	3,672	7,097
Supplemental Disclosures of Cash Flow Information:
Cash paid for income taxes	229	1,499
Cash paid for interest	43	38
Cash paid for operating leases	519	523
Right-of-use assets acquired through operating leases	2,346	1,927
Purchases of equipment through accounts payable and accrued liabilities	$ 193	$ 450