Intangible Assets (Useful Life Of Finite-lived Intangible Assets) (Details)	3 Months Ended
	Mar. 31, 2014
Trademarks [Member] | Minimum [Member]
Finite-Lived Intangible Assets [Line Items]
Estimated useful life of intangible assets	1 year
Trademarks [Member] | Maximum [Member]
Finite-Lived Intangible Assets [Line Items]
Estimated useful life of intangible assets	10 years
Contracts Owned Equipment [Member] | Minimum [Member]
Finite-Lived Intangible Assets [Line Items]
Estimated useful life of intangible assets	5 years
Contracts Owned Equipment [Member] | Maximum [Member]
Finite-Lived Intangible Assets [Line Items]
Estimated useful life of intangible assets	7 years