Debt And Other Long-Term Liabilities (Schedule Of Remaining Unamortized Debt Discount Expected To Be Recognized As Non-Cash Interest Expense) (Details) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2013
Debt And Other Long-Term Liabilities [Abstract]
Remainder of 2013	$ 4,259
2014	4,014
Total unamortized discount	$ 8,273