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Note 11 - Intangible assets, net (Details) - Intangible assets, net (USD $)
In Thousands, unless otherwise specified
Sep. 30, 2013
Dec. 31, 2012
Note 11 - Intangible assets, net (Details) - Intangible assets, net [Line Items]    
Finite-lived intangible assets $ 8,930 $ 8,697
Less: accumulated amortization (2,371) (1,530)
Intangible assets, net 6,559 7,167
Trade Names [Member]
    
Note 11 - Intangible assets, net (Details) - Intangible assets, net [Line Items]    
Indefnite-lived intangible assets 317 309
Domain Name [Member]
    
Note 11 - Intangible assets, net (Details) - Intangible assets, net [Line Items]    
Indefnite-lived intangible assets 1,570 1,529
Contract Backlog [Member]
    
Note 11 - Intangible assets, net (Details) - Intangible assets, net [Line Items]    
Finite-lived intangible assets 202 196
Customer Relationships [Member]
    
Note 11 - Intangible assets, net (Details) - Intangible assets, net [Line Items]    
Finite-lived intangible assets 3,526 3,434
Noncompete Agreements [Member]
    
Note 11 - Intangible assets, net (Details) - Intangible assets, net [Line Items]    
Finite-lived intangible assets 1,395 1,358
Software Technologies [Member]
    
Note 11 - Intangible assets, net (Details) - Intangible assets, net [Line Items]    
Finite-lived intangible assets 333 325
Cloud-computing Based Software Platforms [Member]
    
Note 11 - Intangible assets, net (Details) - Intangible assets, net [Line Items]    
Finite-lived intangible assets 1,509 1,470
Other Computer Software [Member]
    
Note 11 - Intangible assets, net (Details) - Intangible assets, net [Line Items]    
Finite-lived intangible assets $ 78 $ 76