Consolidated Statements of Cash Flows - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019
Operating activities:
Net income	$ 3,585	$ 7,051
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	2,676	997
Non-cash lease expense	805	730
Restructuring costs	19	154
Provision for doubtful accounts and other adjustments to accounts receivable	(59)	127
Provision for excess and obsolete inventory		1
Loss on disposal of fixed assets		6
Stock based compensation	2,252	1,139
Gain in sale of software product		(483)
Changes in operating accounts:
Accounts receivable	1,159	(4,031)
Prepaid expenses and other assets	(530)	52
Accounts payable and accrued liabilities	(1,804)	(701)
Deferred revenue	173	(214)
Net cash provided by operating activities	8,276	4,828
Investing activities:
Proceeds from sale of software product		363
Capital expenditures	(1,212)	(824)
Other investing activities	(193)
Net cash used in investing activities	(14,905)	(4,435)
Financing activities:
Proceeds from exercise of common stock warrants	4,196	11,403
Dividends paid on preferred stock		(119)
Other financing activities	37	34
Net cash provided by financing activities	4,233	11,318
Net increase (decrease) in cash and cash equivalents	(2,396)	11,711
Cash and cash equivalents, beginning of period	28,268	12,159
Cash and cash equivalents, end of period	25,872	23,870
Supplemental disclosures of cash flow information:
Cash paid for income taxes	82	60
Supplemental disclosures of non-cash activities:
Issuance of common stock in connection with Smart Retail acquisition		5,129
Smart Retail [Member]
Investing activities:
Acquisition of Smart Retail business and Circle operator business, net		$ (3,974)
Circle Operator [Member]
Investing activities:
Acquisition of Smart Retail business and Circle operator business, net	$ (13,500)