Operating leases, commitments and security deposit (Details Textual) (USD $) In Thousands, except Share data, unless otherwise specified	1 Months Ended			3 Months Ended		6 Months Ended
	Jan. 31, 2014	May 31, 2013	Sep. 30, 2011	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Operating Leases Commitments And Security Deposit [Line Items]
Operating Leases Expenses For Rental Deposit Total	$ 3	$ 2	$ 240
Lessor Leasing Arrangements, Operating Leases, Term of Contract	6 months	24 months	39 months
Lease Expiration Date	Jun. 30, 2014	Oct. 31, 2014	Nov. 30, 2014
Operating Leases, Rent Expense, Net				32	27	62	44
Security Deposit	3	2	39
Warrant Issuance Costs				34
STATS Licensing Agreement [Member]
Operating Leases Commitments And Security Deposit [Line Items]
License Costs				78		100
License Agreement Expiration Date						Dec. 31, 2015
February-March 2014 [Member] | STATS Licensing Agreement [Member]
Operating Leases Commitments And Security Deposit [Line Items]
License Costs						11
April-June 2014 [Member] | STATS Licensing Agreement [Member]
Operating Leases Commitments And Security Deposit [Line Items]
License Costs						26
Thereafter December 2015 [Member] | STATS Licensing Agreement [Member]
Operating Leases Commitments And Security Deposit [Line Items]
License Costs						20
DFS agreement [Member]
Operating Leases Commitments And Security Deposit [Line Items]
Stock Issued During Period, Shares, Issued for Services						5,000
Technology Services Costs				24		24
DFS agreement [Member] | Warrant [Member]
Operating Leases Commitments And Security Deposit [Line Items]
Class of Warrant or Right, Number of Securities Called by Warrants or Rights				100,000		100,000
Value Of Warrants Issued						80
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate						75.00%
Warrant Issuance Costs						$ 34