The amount of amortization expense expected to be recognized during the first full fiscal year following the date of the most recent balance sheet.

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- Definition

The amount of amortization expense expected to be recognized during the fourth full fiscal year following the date of the most recent balance sheet.

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- Definition

The amount of amortization expense expected to be recognized during the second full fiscal year following the date of the most recent balance sheet.

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The amount of amortization expense expected to be recognized during the third full fiscal year following the date of the most recent balance sheet.

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- Definition

The accumulated amount of amortization of a major finite-lived intangible asset class. A major class is composed of intangible assets that can be grouped together because they are similar, either by their nature or by their use in the operations of a company.

+ References

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

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 142

-Paragraph 45

-Subparagraph a(1)

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.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 350

-SubTopic 30

-Section 50

-Paragraph 2

-Subparagraph (a)(1)

-URI http://asc.fasb.org/extlink&oid=6905858&loc=d3e16323-109275

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- Definition

Aggregate amount of intangible asset amortization recognized as expense during the period.

+ References

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

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 142

-Paragraph 45

-Subparagraph a(2)

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.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 350

-SubTopic 30

-Section 50

-Paragraph 2

-Subparagraph (a)(2)

-URI http://asc.fasb.org/extlink&oid=6905858&loc=d3e16323-109275

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- Definition

Sum of the gross carrying amounts before accumulated amortization as of the balance sheet date of all intangible assets having statutory or estimated useful lives. The aggregate gross carrying amount (including any previously recognized impairment charges) of a major finite-lived intangible asset class. A major class is composed of intangible assets that can be grouped together because they are similar, either by their nature or by their use in the operations of a company.

+ References

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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- Definition

The aggregate sum of gross carrying value of a major finite-lived intangible asset class, less accumulated amortization and any impairment charges. A major class is composed of intangible assets that can be grouped together because they are similar, either by their nature or by their use in the operations of a company.

+ References

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- Definition

The calculated weighted-average useful life of all finite-lived intangible assets.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 30

-Section 50

-Paragraph 1

-Subparagraph (a)(3)

-URI http://asc.fasb.org/extlink&oid=6905858&loc=d3e16265-109275

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- Definition

The amount of amortization expense expected to be recognized during the remainder of the current fiscal year.

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GOODWILL AND OTHER INTANGIBLE ASSETS (Details 2) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2011	Sep. 30, 2010	Sep. 30, 2011 Y Segment Hedge	Sep. 30, 2010	Dec. 31, 2010
Amortized intangible assets:
Weighted Average Amortization Period (in years)			7
Gross Carrying Amount	$ 42,667		$ 42,667		$ 43,834
Accumulated Amortization	(39,280)		(39,280)		(38,592)
Net Value	3,387		3,387		5,242
Aggregate amortization expense	186	806	1,925	2,640
Future estimated amortization expense
2011 (remaining estimated amortization for 2011)			258
2012			617
2013			597
2014			704
2015			391
Patents
Amortized intangible assets:
Weighted Average Amortization Period (in years)			11
Gross Carrying Amount	19,662		19,662		18,489
Accumulated Amortization	(18,490)		(18,490)		(16,008)
Net Value	1,172		1,172		2,481
License agreements and other
Amortized intangible assets:
Weighted Average Amortization Period (in years)			4
Gross Carrying Amount	23,005		23,005		25,345
Accumulated Amortization	(20,790)		(20,790)		(22,584)
Net Value	$ 2,215		$ 2,215		$ 2,761