Income Taxes (Details) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2018	Dec. 31, 2017
Income (Loss) from Continuing Operations [Abstract]
Domestic		$ 2,512	$ 1,580
Foreign		(1,735)	(1,176)
Income before income taxes		777	404
Current: [Abstract]
Federal		(6)	459
State		259	47
Foreign		234	19
Subtotal		487	525
Deferred [Abstract]
Federal		600	(5,867)
State		67	(942)
Foreign		(23)	131
Subtotal		644	(6,678)
Total	$ 1,131	$ 1,131	$ (6,153)
Effective Income Tax Rate, Continuing Operations, Tax Rate Reconciliation [Abstract]
Statutory federal income tax rate		21.00%	34.00%
State income taxes, net of federal tax benefit		30.10%	(184.70%)
Effect of foreign operations		(2.10%)	55.40%
Change in valuation allowance		(43.60%)	(2332.00%)
Stock based compensation		(6.90%)	(81.70%)
Meals and entertainment		10.00%	37.90%
162(m) limit on compensation		0.00%	52.20%
Subpart F Income		0.00%	3.00%
Other permanent differences		0.40%	0.20%
Uncertain tax positions		46.30%	338.10%
Change in tax rate		(2.80%)	618.10%
Worthless stock deduction		0.00%	(257.00%)
Expired stock options		50.70%	30.20%
Change in APB 23 liability		(4.40%)	46.00%
Prior year reconciling items		(2.40%)	117.30%
Expiration of capital Loss		49.30%	0.00%
Effective tax rate		145.60%	(1523.00%)
Effective tax rate increase		1.77%
Deferred Tax Assets [Abstract]
Net operating loss carryforwards	4,074	$ 4,074	$ 5,009
Capital loss carryforwards	0	0	383
Accruals	760	760	487
Reserves	479	479	514
Alternative minimum tax credit carryforwards	213	213	299
Stock-based compensation expense	563	563	1,002
Intangibles	674	674	433
Undistributed earnings of foreign subsidiary	0	0	0
Other	324	324	135
Total deferred tax asset	7,087	7,087	8,262
Valuation allowance	(756)	(756)	(1,095)
Total deferred tax assets less valuation allowance	6,331	6,331	7,167
Deferred Tax Liabilities [Abstract]
Undistributed earnings of foreign subsidiaries	(103)	(103)	(149)
Software development costs	(163)	(163)	(188)
Fixed Assets	(44)	(44)	(91)
Indefinite-lived intangibles	(525)	(525)	(337)
Other	(138)	(138)	(45)
Total deferred tax liability	(973)	(973)	(810)
Net deferred tax asset	5,358	5,358	6,357
Change in valuation allowance			400
Operating Loss Carryforwards, expiration dates [Line Items]
Deferred tax assets, operating loss carryforwards, domestic	4,400	4,400
Largest deferred tax asset	5,100	5,100
Valuation allowance	756	756	1,095
Income Tax Examination [Line Items]
Cash and cash equivalents	12,123	12,123	19,111
India, U.K., Sweden, and China [Member]
Deferred Tax Assets [Abstract]
Valuation allowance	(750)	(750)
Operating Loss Carryforwards, expiration dates [Line Items]
Valuation allowance	750	$ 750
Maximum [Member]
Operating Loss Carryforwards, expiration dates [Line Items]
Operating Loss Carryforwards, Expiration Date		Dec. 31, 2037
Minimum [Member]
Operating Loss Carryforwards, expiration dates [Line Items]
Operating Loss Carryforwards, Expiration Date		Dec. 31, 2020
Foreign Tax Authority [Member]
Income Tax Examination [Line Items]
Cash and cash equivalents	$ 4,700	$ 4,700	$ 5,400