Goodwill And Other Intangible Assets (Narrative) (Details) (USD $)	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Goodwill And Other Intangible Assets [Line Items]
Amortization of other intangible assets	$ 3,300,000	$ 2,700,000	$ 4,600,000
Purchased software costs, capitalized	1,908,000	1,124,000	601,000
Purchase software, net of accumulated amortization	2,500,000	1,900,000
Accumulated amortization of purchased software costs	25,000,000	24,100,000
Book value of other assets held for sale	5,400,000	8,900,000
Non-cash asset impairment charge	$ 3,800,000
Minimum [Member] | Capitalized Purchased Software Costs [Member]
Goodwill And Other Intangible Assets [Line Items]
Estimated useful life	3 years
Maximum [Member] | Capitalized Purchased Software Costs [Member]
Goodwill And Other Intangible Assets [Line Items]
Estimated useful life	7 years