Description Of Business And Summary Of Significant Accounting Policies (Summary Of Capitalized Costs) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013
Internally Used Third-Party Software And Consulting Fees [Member]
Description Of Business And Summary Of Significant Accounting Policies [Line Items]
Capitalized software cost	$ 1,305	$ 6,361
Internally Developed Software [Member]
Description Of Business And Summary Of Significant Accounting Policies [Line Items]
Capitalized software cost	$ 20,039	$ 22,138