Income Taxes, Summary (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Income (Loss) Before Income Taxes [Abstract]
Domestic	$ (8,584)	$ (15,128)
Foreign	(118)	(164)
Loss before taxes	(8,702)	(15,292)
Current [Abstract]
Federal	0	0
State	33	42
Foreign	(23)	95
Subtotal	10	137
Deferred [Abstract]
Federal	0	(47)
State	12	(39)
Foreign	0	0
Subtotal	12	(86)
Total	$ 22	$ 51
Effective Income Tax Rate, Reconciliation [Abstract]
Statutory federal income tax rate	21.00%	21.00%
State income taxes, net of federal tax benefit	2.40%	2.40%
Effect of foreign operations	(0.30%)	(0.30%)
Change in valuation allowance	(16.50%)	(20.70%)
Stock-based compensation	(2.10%)	(0.90%)
Convertible note transactions	(5.00%)	(1.20%)
Uncertain tax positions	0.30%	(0.70%)
Other	(0.10%)	0.10%
Effective tax rate	(0.30%)	(0.30%)
Deferred tax assets [Abstract]
Net operating loss carryforwards	$ 9,372	$ 7,853
Accruals	330	62
Reserves	139	409
Stock-based compensation expense	228	283
Intangible assets	2,228	2,356
Goodwill	1,687	1,551
Operating lease liability	121	132
Fixed assets	27	65
Sec. 174 R&D costs	228	129
Other	196	231
Total deferred tax asset	14,556	13,071
Valuation allowance	(14,008)	(12,572)
Total deferred tax assets less valuation allowance	548	499
Deferred tax liabilities [Abstract]
Software development costs	(17)	(59)
Indefinite-lived intangibles	(440)	(346)
Operating lease - right of use asset	(109)	(100)
Other	0	0
Total deferred tax liability	(566)	(505)
Net deferred tax liability	(18)	(6)
Operating Loss Carryforwards, expiration dates [Line Items]
Net operating net loss carry forwards	9,372	7,853
Deferred tax assets, operating loss carryforwards, domestic	7,800
Deferred tax assets, operating loss carryforwards, domestic, expiring	3,800
Deferred tax assets, operating loss carryforwards, domestic, indefinite lived	4,000
Income Tax Examination [Line Items]
Provision of increase in deferred tax assets	100	129
Cash and cash equivalents	$ 2,250	2,789
Minimum [Member]
Operating Loss Carryforwards, expiration dates [Line Items]
Operating loss carryforwards, expiration date	Dec. 31, 2024
Maximum [Member]
Operating Loss Carryforwards, expiration dates [Line Items]
Operating loss carryforwards, expiration date	Dec. 31, 2038
U.S. Federal and State Tax Authority [Member]
Income Tax Examination [Line Items]
Research and development cost amortization period	5 years
Income tax examination, year under examination	2003
Foreign [Member]
Income Tax Examination [Line Items]
Research and development cost amortization period	15 years
Income tax examination, year under examination	2018
Cash and cash equivalents	$ 1,200	$ 800