Income Taxes (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2016 USD ($) Subsidiary	Dec. 31, 2015 USD ($)	Dec. 31, 2014 USD ($)
Income (Loss) from Continuing Operations [Abstract]
Domestic	$ 2,873	$ (4,260)
Foreign	(1,101)	26
Income (loss) before income taxes	1,772	(4,234)
Current: [Abstract]
Federal	0	0
State	6	12
Foreign	221	288
Subtotal	227	300
Deferred [Abstract]
Federal	127	127
State (Terse)	19	19
Foreign	(23)	25
Subtotal	123	171
Total	$ 350	$ 471
Effective Income Tax Rate, Continuing Operations, Tax Rate Reconciliation [Abstract]
Federal corporate income tax rate	34.00%	34.00%
State income taxes, net of federal tax benefit	1.30%	(0.20%)
Effect of foreign operations	8.60%	(3.00%)
Change in valuation allowance	(46.90%)	(33.80%)
Meals and entertainment	7.70%	(3.30%)
Permanent differences	4.50%	(3.60%)
Uncertain tax positions	11.80%	(4.00%)
Other	(1.20%)	2.80%
Effective tax rate	19.80%	(11.10%)
Deferred Tax Assets, Net [Abstract]
Net operating loss carryforwards	$ 7,868	$ 8,732
Capital loss carryforwards	549	549
Accruals	183	662
Reserves	514	719
Alternative minimum tax credit carryforwards	203	166
Stock-based compensation expense	1,224	1,492
Intangibles	391	397
Undistributed earnings of foreign subsidiary	37	0
Other	71	32
Total deferred tax asset	11,040	12,749
Valuation allowance	(10,477)	(12,082)
Total deferred tax assets less valuation allowance	563	667
Deferred Tax Liabilities: [Abstract]
Undistributed earnings of foreign subsidiaries	0	(17)
Software development costs	(382)	(446)
Fixed Assets	(161)	(213)
Indefinite-lived intangibles	(316)	(170)
Other	(27)	(22)
Total deferred tax liabilities	(886)	(868)
Net deferred tax asset (liability)	(323)	(201)
Deferred Tax Liabilities, Goodwill	316	170
Deferred Tax Assets, Operating Loss Carryforwards, Domestic	7,900
Operating loss carryforwards	18,600
Operating Loss Carryforwards, expiration dates [Line Items]
Valuation allowance	10,477	12,082
Unrecognized tax benefits from stock option exercises	5,600
Income Tax Contingency [Line Items]
Cash and cash equivalents	21,747	11,084	$ 13,583
Undistributed earnings of foreign subsidiaries	$ 0	(17)
India [Member]
Income Tax Contingency [Line Items]
Number of foreign subsidiaries | Subsidiary	1
China and United Kingdom [Member]
Income Tax Contingency [Line Items]
Number of foreign subsidiaries | Subsidiary	2
U.S., U.K., Sweden, and China [Member]
Deferred Tax Assets, Net [Abstract]
Valuation allowance	$ (10,500)
Operating Loss Carryforwards, expiration dates [Line Items]
Valuation allowance	$ 10,500
Maximum [Member]
Operating Loss Carryforwards, expiration dates [Line Items]
Operating Loss Carryforwards, Expiration Date	Dec. 31, 2035
Minimum [Member]
Operating Loss Carryforwards, expiration dates [Line Items]
Operating Loss Carryforwards, Expiration Date	Dec. 31, 2020
Foreign Tax Authority [Member]
Income Tax Contingency [Line Items]
Cash and cash equivalents	$ 4,200	$ 4,100
Foreign earnings repatriate impact on income tax	331
Foreign Tax Authority [Member] | India [Member]
Deferred Tax Liabilities: [Abstract]
Undistributed earnings of foreign subsidiaries	(644)
Income Tax Contingency [Line Items]
Undistributed earnings of foreign subsidiaries	(644)
Foreign Tax Authority [Member] | Sweden [Member]
Deferred Tax Liabilities: [Abstract]
Undistributed earnings of foreign subsidiaries	(109)
Income Tax Contingency [Line Items]
Undistributed earnings of foreign subsidiaries	$ (109)