Goodwill and Intangible Assets (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
Dec. 31, 2014	Dec. 31, 2013
Acquired Finite-Lived Intangible Assets [Line Items]
Historical Cost	$ 45,476	$ 60,931
Accumulated Amortization	(20,520)	(20,153)
Net Balance	24,956us-gaap_FiniteLivedIntangibleAssetsNet	40,778us-gaap_FiniteLivedIntangibleAssetsNet
Customer relationships
Acquired Finite-Lived Intangible Assets [Line Items]
Useful Life	9 years 0 months	9 years 0 months
Historical Cost	41,001	53,957
Accumulated Amortization	(18,223)	(17,234)
Net Balance	22,778	36,723
Trade names and trademarks
Acquired Finite-Lived Intangible Assets [Line Items]
Useful Life	10 years 0 months	10 years 0 months
Historical Cost	3,286	5,300
Accumulated Amortization	(1,314)	(1,590)
Net Balance	1,972	3,710
Non-compete agreements
Acquired Finite-Lived Intangible Assets [Line Items]
Useful Life	5 years
Historical Cost	1,189	1,674
Accumulated Amortization	(983)	(1,329)
Net Balance	$ 206	$ 345
Minimum \| Non-compete agreements
Acquired Finite-Lived Intangible Assets [Line Items]
Useful Life		2 years 6 months
Maximum \| Non-compete agreements
Acquired Finite-Lived Intangible Assets [Line Items]
Useful Life		5 years

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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=26713463&loc=d3e16323-109275

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+ References

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+ References

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+ References

No definition available.

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