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Business and summary of significant accounting policies (Property and equipment) (Details)
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9 Months Ended |
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Sep. 30, 2013
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Computer and equipment [Member] | Minimum [Member]
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| Property, Plant and Equipment [Line Items] | |
| Property, Plant and Equipment, Useful Life | 5 years |
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Computer and equipment [Member] | Maximum [Member]
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| Property, Plant and Equipment [Line Items] | |
| Property, Plant and Equipment, Useful Life | 7 years |
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Furniture, fixtures and equipment [Member] | Minimum [Member]
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| Property, Plant and Equipment [Line Items] | |
| Property, Plant and Equipment, Useful Life | 5 years |
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Furniture, fixtures and equipment [Member] | Maximum [Member]
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| Property, Plant and Equipment [Line Items] | |
| Property, Plant and Equipment, Useful Life | 7 years |
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- Details
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- Definition
Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment. No definition available.
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