Goodwill and Other Intangible Assets (Identifiable Intangible Assets Subject to Amortization) (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2014	Dec. 31, 2013
Finite-Lived Intangible Assets [Line Items]
Total other intangibles, gross	$ 36,581	$ 36,281
Less accumulated amortization	16,232	12,909
Other intangibles, net	20,349us-gaap_FiniteLivedIntangibleAssetsNet	23,372us-gaap_FiniteLivedIntangibleAssetsNet
Customer Relationships [Member]
Finite-Lived Intangible Assets [Line Items]
Total other intangibles, gross	35,781	35,481
Non-compete Agreements [Member]
Finite-Lived Intangible Assets [Line Items]
Total other intangibles, gross	$ 800	$ 800

Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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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