SIGNIFICANT ACCOUNTING POLICIES (Schedule of Property and Equipment Useful Lives) (Details)

12 Months Ended

Dec. 31, 2012

Buildings [Member]

Property, Plant and Equipment [Line Items]

Property and equipment, estimated useful life

50 years

Computers, software and electronic equipment [Member] | Minimum [Member]

Property, Plant and Equipment [Line Items]

Property and equipment, estimated useful life

3 years

Computers, software and electronic equipment [Member] | Maximum [Member]

Property, Plant and Equipment [Line Items]

Property and equipment, estimated useful life

10 years

Office furniture and equipment [Member] | Minimum [Member]

Property, Plant and Equipment [Line Items]

Property and equipment, estimated useful life

5 years

Office furniture and equipment [Member] | Maximum [Member]

Property, Plant and Equipment [Line Items]

Property and equipment, estimated useful life

17 years

Vehicles [Member] | Minimum [Member]

Property, Plant and Equipment [Line Items]

Property and equipment, estimated useful life

3 years

Vehicles [Member] | Maximum [Member]

Property, Plant and Equipment [Line Items]

Property and equipment, estimated useful life

7 years

Leasehold improvements [Member]

Property, Plant and Equipment [Line Items]

Property and equipment, useful life description

Over the term of the lease or the useful life of the improvements, whichever is shorter