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Goodwill And Other Intangible Assets (Other Intangible Assets) (Details) (USD $) In Thousands	Jun. 30, 2011	Dec. 31, 2010
Gross Carrying Amount	$ 30,119	$ 29,975
Accumulated Amortization	(13,567)	(11,403)
Net Carrying Amount	16,552	18,572
Customer Relationships [Member]
Gross Carrying Amount	17,951	17,807
Accumulated Amortization	(8,116)	(7,165)
Net Carrying Amount	9,835	10,642
Technology Licenses [Member]
Gross Carrying Amount	11,300	11,300
Accumulated Amortization	(5,345)	(4,144)
Net Carrying Amount	5,955	7,156
Other [Member]
Gross Carrying Amount	868	868
Accumulated Amortization	(106)	(94)
Net Carrying Amount	$ 762	$ 774

X

- 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)

+ Details

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Namespace Prefix:	us-gaap
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- 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

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)

+ Details

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Namespace Prefix:	us-gaap
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- 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

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)

+ Details

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Namespace Prefix:	us-gaap
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant