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SEGMENTS AND GEOGRAPHICAL INFORMATION (Schedule of Major Customers) (Details) (Customer A [Member], Supply Chain Solutions [Member]) | 12 Months Ended
--- | ---
Dec. 31, 2012 | Dec. 31, 2011 | Dec. 31, 2010
Customer A [Member] | Supply Chain Solutions [Member] |  |  |
Revenue, Major Customer [Line Items] |  |  |
Percentage of total revenues | 15.00% | 10.00% | 7.00%

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- Details
Name: | us-gaap_EntityWideRevenueMajorCustomerLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Definition Percentage of revenue generated from a single external customer that accounts for 10 percent or more of an entity's revenues. + References No definition available. + Details
Name: | us-gaap_EntityWideRevenueMajorCustomerPercentage
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration