CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income (loss)	$ 655	$ (6,813)
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Depreciation and amortization	5,399	4,216
Share-based compensation expense	6,615	8,064
Write-off of long-lived assets	32	337
Provision for bad debts	95	406
Noncash lease expenses	500	459
Interest expense	11	12
Gain on extinguishment of debt	(2,175)	0
Deferred income tax expense	198
Changes in assets and liabilities:
Accounts receivable	(630)	(64)
Prepaid expenses and other current assets	(18)	141
Other noncurrent assets	2	63
Accounts payable	(470)	(63)
Accrued expenses and other current liabilities	(1,051)	(125)
Deferred revenue	337	376
Operating lease liabilities	(552)	(490)
Net cash provided by operating activities	8,948	6,519
CASH FLOWS FROM INVESTING ACTIVITIES:
Purchase of property and equipment	(280)	(154)
Capitalized costs included in intangible assets	(4,964)	(5,508)
Net cash used in investing activities	(5,244)	(5,662)
CASH FLOWS FROM FINANCING ACTIVITIES:
Proceeds from issuance of shares, net of issuance costs	20,924
Proceeds from long-term loan	0	2,152
Taxes paid related to net share settlement of vesting of restricted stock units	(3,327)	(1,828)
Net cash provided by financing activities	17,597	324
Net increase in cash and cash equivalents	21,301	1,181
Cash and cash equivalents at beginning of period	12,957	11,776
Cash and cash equivalents at end of period	34,258	12,957
SUPPLEMENTAL DISCLOSURE INFORMATION
Cash paid for interest	0	0
Cash paid for income taxes	0	0
Share-based compensation capitalized in intangible assets	1,217	1,838
Retirement of of treasury stock	$ 3,327	$ 3,083