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TRANSACTIONS WITH RELATED PARTIES (Narrative) (Details) | 12 Months Ended |  | 12 Months Ended |  | 12 Months Ended |  | 12 Months Ended
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Dec. 31, 2011 properties | Dec. 31, 2012 USD ($) | Dec. 31, 2012 Kibbutz Sdot-Yam [Member] USD ($) | Dec. 31, 2012 Kibbutz Sdot-Yam [Member] ILS | Dec. 31, 2012 Kibbutz Sdot-Yam [Member] Manpower Agreement [Member] USD ($) | Dec. 31, 2012 Kibbutz Sdot-Yam [Member] Manpower Agreement [Member] ILS | Dec. 31, 2011 Kibbutz Sdot-Yam [Member] Manpower Agreement [Member] USD ($) | Dec. 31, 2010 Kibbutz Sdot-Yam [Member] Manpower Agreement [Member] USD ($) | Dec. 31, 2012 Kibbutz Sdot-Yam [Member] Kibbutz Services [Member] USD ($) | Dec. 31, 2012 Kibbutz Sdot-Yam [Member] Kibbutz Services [Member] ILS | Dec. 31, 2011 Kibbutz Sdot-Yam [Member] Kibbutz Services [Member] USD ($) | Dec. 31, 2010 Kibbutz Sdot-Yam [Member] Kibbutz Services [Member] USD ($) | Dec. 31, 2012 Kibbutz Sdot-Yam [Member] Kibbutz Management Services [Member] USD ($) | Dec. 31, 2012 Kibbutz Sdot-Yam [Member] Kibbutz Management Services [Member] ILS | Dec. 31, 2011 Kibbutz Sdot-Yam [Member] Kibbutz Management Services [Member] USD ($) | Dec. 31, 2010 Kibbutz Sdot-Yam [Member] Kibbutz Management Services [Member] USD ($) | Dec. 31, 2012 Kibbutz Sdot-Yam [Member] Land Use Agreement [Member] USD ($) sqm | Dec. 31, 2011 Kibbutz Sdot-Yam [Member] Land Use Agreement [Member] USD ($) properties | Dec. 31, 2011 Kibbutz Sdot-Yam [Member] Land Use Agreement [Member] ILS | Dec. 31, 2010 Kibbutz Sdot-Yam [Member] Land Use Agreement [Member] USD ($) | Dec. 31, 2012 Kibbutz Sdot-Yam [Member] Land Use Agreement [Member] ILS | Dec. 31, 2012 Kibbutz Sdot-Yam [Member] Land Use Agreement [Member] Scenario One [Member] USD ($) | Dec. 31, 2012 Kibbutz Sdot-Yam [Member] Land Use Agreement [Member] Scenario One [Member] ILS | Dec. 31, 2012 Kibbutz Sdot-Yam [Member] Land Use Agreement [Member] Scenario Two [Member] USD ($) | Dec. 31, 2012 Kibbutz Sdot-Yam [Member] Land Use Agreement [Member] Scenario Two [Member] ILS | Dec. 31, 2011 Kibbutz Sdot-Yam [Member] Land Use Agreement [Member] Buildings [Member] sqm | Dec. 31, 2011 Kibbutz Sdot-Yam [Member] Land Use Agreement [Member] Land [Member] sqm | Dec. 31, 2012 Kibbutz Sdot-Yam [Member] Construction of Access Road [Member] USD ($) | Dec. 31, 2012 Kibbutz Sdot-Yam [Member] Construction of Access Road [Member] ILS | Dec. 31, 2012 Tene [Member] USD ($) | Dec. 31, 2011 Tene [Member] USD ($) | Dec. 31, 2010 Tene [Member] USD ($) | Dec. 31, 2010 Tene [Member] ILS | Dec. 31, 2006 Tene [Member] ILS
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Percentage of ownership |  |  | 54.00% | 54.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of permanent positions |  |  |  |  | 80 | 80 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of temporary positions |  |  |  |  | 40 | 40 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Contract term |  |  |  |  | 10 years | 10 years |  |  | 8 years | 8 years |  |  |  |  |  |  | 20 years | 3 years | 3 years |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Minimum number of hours per month |  |  |  |  | 90 hours | 90 hours |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Expenses with related party |  |  |  |  | $ 3,846,000 |  | $ 4,772,000 | $ 3,897,000 | $ 2,113,000 |  | $ 1,719,000 | $ 1,620,000 | $ 477,000 |  | $ 3,105,000 | $ 3,403,000 |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 161,000 | $ 853,000 | $ 909,000 |  |
Agreement amount |  |  |  |  | 67,000 | 250,000 |  |  |  | 500,000 |  |  |  | 1,200,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 870,000 | 600,000
Management fee, percentage |  |  |  |  |  |  |  |  |  |  |  |  | 7.20% | 7.20% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1.58% | 1.58% | 1.00%
Number of facilities | 2 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1 | 1 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Area of property |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 100,000 |  |  |  |  |  |  |  |  | 23,000 | 58,000 |  |  |  |  |  |  |
Monthly fee for land use agreement |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 6.0 | 1.5 |  |  |  |  |  |  |
Minimum exchange rate |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 4.041 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Payments for land use right |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 3,516,000 | 3,020,000 |  | 3,007,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Interest rate |  |  | 5.87% | 5.87% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 3.50% |  |  |  |
2013 |  | 10,388,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 3,400,000 |  |  |  | 12,600,000 |  |  |  |  |  |  |  |  |  |  |  |  |
2014 and thereafter |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 3,500,000 |  |  |  | 12,900,000 |  |  |  |  |  |  |  |  |  |  |  |  |
Amount of agreement |  | 10,388,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 900,000 | 3,300,000 |  |  |  |  |
Building expenses not included in land use fees |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 22,000 | 82,900 | 12,000 | 43,000 |  |  |  |  |  |  |  |  |
Proceeds from sale-leaseback transaction |  |  | 10,900,000 | 43,700,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Carrying value of property |  |  | 9,900,000 | 39,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Lease term |  |  | 10 years | 10 years |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Annual rent |  |  | 1,100,000 | 4,150,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Liability arising from partial sale-leaseback |  |  | 11,545,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Deferred tax asset |  |  | 921,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Deferred tax liability |  |  | $ 784,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |

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- Definition The net book value of the asset(s) sold in connection with the sale of the property to another party and lease back to the seller. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 98 -Section Appendix A -Paragraph 28, 29 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 40 -Section 55 -Paragraph 52 -URI http://asc.fasb.org/extlink&oid=9155692&loc=d3e51843-112757 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 40 -Section 55 -Paragraph 50 -URI http://asc.fasb.org/extlink&oid=9155692&loc=d3e51831-112757 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 40 -Section 55 -Paragraph 51 -URI http://asc.fasb.org/extlink&oid=9155692&loc=d3e51840-112757 + Details
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