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CONTINGENT LIABILITIES (Detail Textuals) (USD $) In Millions, unless otherwise specified	6 Months Ended	12 Months Ended
	Jun. 30, 2012 Claims	Dec. 31, 2011	Dec. 31, 2010
Loss Contingencies [Line Items]
Number of lawsuits against the Company	4
Damages from Product Defects
Loss Contingencies [Line Items]
Number of lawsuits against the Company	2
Minimum limit of per claim for providing insurance coverage on annual basis	$ 5
Maximum limit of aggregate loss incurred annually for providing insurance coverage on annual basis	10
Total amount of damages claimed		$ 5.4	$ 0

X

- Definition

Represents maximum limit of aggregate loss incurred annually for providing insurance coverage on annual basis excluding for certain new claims from governments or municipalities.

+ References

No definition available.

+ Details

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X

- Definition

Represents minimum limit of per claim for providing insurance coverage on annual basis.

+ References

No definition available.

+ Details

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X

- Definition

The value (monetary amount) of the award the plaintiff seeks in the legal matter.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 450

-SubTopic 20

-Section 50

-Paragraph 4

-Subparagraph (a)

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-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 5

-Paragraph 11

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.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.



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-Number 5

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-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.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.



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-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 5

-Paragraph 10

-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.



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-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 5

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-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.

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- Definition

The total amount of pending claims pertaining to a loss contingency accrual as of the balance sheet date.

+ References

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-Name Statement of Financial Accounting Standard (FAS)

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-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.

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