v2.4.0.8

Goodwill and Other Intangible Assets Finite life intangibles Gross and Net at balance sheet dates (Details) (USD $) In Thousands, unless otherwise specified | 12 Months Ended |
--- | --- | ---
Dec. 31, 2012 | Sep. 30, 2013
Acquired Finite-Lived Intangible Assets [Line Items] |  |
Finite-Lived Intangible Assets, Gross | $ 90,477 | $ 90,623
Finite-Lived Intangible Assets, Accumulated Amortization | 4,927 | 8,093
Finite-Lived Intangible Assets, Net | 85,550 | 82,530
Customer Relationships [Member] |  |
Acquired Finite-Lived Intangible Assets [Line Items] |  |
Finite-Lived Intangible Assets, Gross | 54,730 | 54,730
Finite-Lived Intangible Assets, Accumulated Amortization | 3,081 | 4,698
Finite-Lived Intangible Assets, Net | 51,649 | 50,032
acquired technology [Member] |  |
Acquired Finite-Lived Intangible Assets [Line Items] |  |
Finite-Lived Intangible Assets, Gross | 27,580 | 27,580
Finite-Lived Intangible Assets, Accumulated Amortization | 1,128 | 2,230
Finite-Lived Intangible Assets, Net | 26,452 | 25,350
Patents [Member] |  |
Acquired Finite-Lived Intangible Assets [Line Items] |  |
Finite-Lived Intangible Assets, Gross | 1,217 | 1,363
Finite-Lived Intangible Assets, Accumulated Amortization | 259 | 244
Finite-Lived Intangible Assets, Net | 958 | 1,119
Finite-Lived Intangible Asset, Useful Life | 20 years |
Trade Names [Member] |  |
Acquired Finite-Lived Intangible Assets [Line Items] |  |
Finite-Lived Intangible Assets, Gross | 6,890 | 6,890
Finite-Lived Intangible Assets, Accumulated Amortization | 414 | 861
Finite-Lived Intangible Assets, Net | 6,476 | 6,029
Noncompete Agreements [Member] |  |
Acquired Finite-Lived Intangible Assets [Line Items] |  |
Finite-Lived Intangible Assets, Gross | 60 | 60
Finite-Lived Intangible Assets, Accumulated Amortization | 45 | 60
Finite-Lived Intangible Assets, Net | $ 15 | $ 0
Finite-Lived Intangible Asset, Useful Life | 3 years |
Minimum [Member] | Customer Relationships [Member] |  |
Acquired Finite-Lived Intangible Assets [Line Items] |  |
Finite-Lived Intangible Asset, Useful Life | 5 years |
Minimum [Member] | acquired technology [Member] |  |
Acquired Finite-Lived Intangible Assets [Line Items] |  |
Finite-Lived Intangible Asset, Useful Life | 3 years |
Minimum [Member] | Trade Names [Member] |  |
Acquired Finite-Lived Intangible Assets [Line Items] |  |
Finite-Lived Intangible Asset, Useful Life | 3 years |
Maximum [Member] | Customer Relationships [Member] |  |
Acquired Finite-Lived Intangible Assets [Line Items] |  |
Finite-Lived Intangible Asset, Useful Life | 30 years |
Maximum [Member] | acquired technology [Member] |  |
Acquired Finite-Lived Intangible Assets [Line Items] |  |
Finite-Lived Intangible Asset, Useful Life | 20 years |
Maximum [Member] | Trade Names [Member] |  |
Acquired Finite-Lived Intangible Assets [Line Items] |  |
Finite-Lived Intangible Asset, Useful Life | 12 years |

X
- Details
Name: | us-gaap_AcquiredFiniteLivedIntangibleAssetsLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + References Reference 1: 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=7658586&loc=d3e16323-109275 Reference 2: 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. + Details
Name: | us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + References Reference 1: 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=7658586&loc=d3e16323-109275 Reference 2: 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. + Details
Name: | us-gaap_FiniteLivedIntangibleAssetsGross
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + References Reference 1: 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=7658586&loc=d3e16323-109275 Reference 2: 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. + Details
Name: | us-gaap_FiniteLivedIntangibleAssetsNet
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
Name: | us-gaap_FiniteLivedIntangibleAssetUsefulLife
Namespace Prefix: | us-gaap_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration