Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Operating activities:
Net loss	$ (18,227)	$ (12,944)
Adjustments to reconcile net loss to net cash used in operating activities
Depreciation	447	851
Amortization of internally developed software	1,810	2,356
Amortization of deferred costs to obtain and fulfill contracts	352	305
Forgiveness of Paycheck Protection Program loan	(3,117)	0
Interest expense	0	6
Loss on disposals of property and equipment and right-of-use assets	28	31
Unrealized foreign currency (gains) losses	80	50
Stock-based compensation related to equity awards	3,555	2,021
Provision for bad debts	16	(131)
Net change in operating leases	(345)	(531)
Deferred income tax benefits	48	(12)
Changes in operating assets and liabilities
Accounts receivable	73	563
Prepaid expenses and other assets	(102)	353
Accounts payable	31	47
Accrued expenses and other liabilities	(2,786)	(907)
Net cash used in operating activities	(18,137)	(7,942)
Investing activities:
Purchases of property and equipment	(24)	(6)
Capitalization of internally developed software	(1,740)	(1,290)
Net cash used in investing activities	(1,764)	(1,296)
Financing activities:
Proceeds from issuance of common shares through at-the-market offering, net of offering costs	1,333	41,888
Payment of principal on finance lease liabilities	0	(15)
Repayment of Paycheck Protection Program loan	(203)	0
Employee taxes paid for withheld shares upon equity award settlement	(424)	(428)
Proceeds from employee stock purchase plan, net	34	34
Net cash provided by financing activities	740	41,479
Effect of foreign exchange rate changes on cash and cash equivalents and restricted cash	61	(4)
Net (decrease) increase in cash and cash equivalents and restricted cash	(19,100)	32,237
Cash and cash equivalents and restricted cash:
Beginning of year	47,057	14,820
End of year	27,957	47,057
Supplemental disclosures of other cash flow information:
Cash paid for (received from) income taxes	168	(1,031)
Supplemental disclosures of lease transactions:
Issuance of common stock under employee stock purchase plan	37	28
Amortization of prepaid stock issuance costs	$ 0	$ 246