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Summary of significant accounting policies (Details) | 12 Months Ended
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Dec. 31, 2016
Computers and software [Member] |
SIGNIFICANT ACCOUNTING POLICIES [Line Items] |
Property Plant And Equipment Straight Line Depreciation Percentage | 33.00%
Electronic equipment [Member] |
SIGNIFICANT ACCOUNTING POLICIES [Line Items] |
Property Plant And Equipment Straight Line Depreciation Percentage | 15.00%
Office furniture and equipment [Member] |
SIGNIFICANT ACCOUNTING POLICIES [Line Items] |
Property Plant And Equipment Straight Line Depreciation Percentage | 6.00%
Leasehold Improvements [Member] |
SIGNIFICANT ACCOUNTING POLICIES [Line Items] |
Property, Plant and Equipment, Estimated Useful Lives | The shorter of term of the lease or the useful life of the asset

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- Definition Represents the rate of depreciation calculated using straight line method over the estimated useful lives of the assets during the period. + References No definition available. + Details
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Balance Type: | na
Period Type: | instant

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- Definition Describes the periods of time over which an entity anticipates to receive utility from its property, plant and equipment (that is, the periods of time over which an entity allocates the initial cost of its property, plant and equipment). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=68058157&loc=d3e18780-107790 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 35 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=68071081&loc=d3e1205-110223 + Details
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- Details
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- Details
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- Details
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- Details
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