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GEOGRAPHIC AREAS AND MAJOR CUSTOMERS (Sales by Major Customers as Percentage of Total Sales)(Details) | 12 Months Ended
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Dec. 31, 2012 | Dec. 31, 2011 | Dec. 31, 2010
Revenue, Major Customer [Line Items] |  |  |
Sales by major customers (as percentage of total sales) | 100.00% | 100.00% | 100.00%
Customer A [Member] |  |  |
Revenue, Major Customer [Line Items] |  |  |
Sales by major customers (as percentage of total sales) | 1.00% | 6.00% | 17.00%
Customer B [Member] |  |  |
Revenue, Major Customer [Line Items] |  |  |
Sales by major customers (as percentage of total sales) | 10.00% | 3.00% | 8.00%
Customer C [Member] |  |  |
Revenue, Major Customer [Line Items] |  |  |
Sales by major customers (as percentage of total sales) | 41.00% | 29.00% | 24.00%
Customer D [Member] |  |  |
Revenue, Major Customer [Line Items] |  |  |
Sales by major customers (as percentage of total sales) | 5.00% | 5.00% | 13.00%
Customer E [Member] |  |  |
Revenue, Major Customer [Line Items] |  |  |
Sales by major customers (as percentage of total sales) | 6.00% | 8.00% | 15.00%
Customer F [Member] |  |  |
Revenue, Major Customer [Line Items] |  |  |
Sales by major customers (as percentage of total sales) | 11.00% | 9.00% |
Others [Member] |  |  |
Revenue, Major Customer [Line Items] |  |  |
Sales by major customers (as percentage of total sales) | 26.00% | 40.00% | 23.00%

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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