Goodwill And Intangible Assets (Narrative) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Indicators of impairment
Amortization expense of intangible assets	$ 6,481	$ 1
Customer Relationships [Member]
Weighted-average remaining lives of intangible assets	5 years 7 months 6 days
Trade Name [Member]
Weighted-average remaining lives of intangible assets	9 years