Other Liabilities (Non-Current) (Schedule Of Components Of Other Liabilities) (Details) (USD $) In Thousands, unless otherwise specified					12 Months Ended
	Dec. 31, 2011		Dec. 31, 2010		Dec. 31, 2011 Minimum [Member]	Dec. 31, 2011 Maximum [Member]
Schedule Of Other Liabilities Noncurrent [Line Items]
Income taxes			$ 6,061	[1]
Capital leases	3	[2]	38	[2]
Total	$ 3		$ 6,099
Lease range terms, months					34	60

[1] See Note 17 to consolidated financial statement for further discussion of income taxes.

[2] The Company maintains capital leases for office equipment used at its corporate headquarters in East Brunswick, New Jersey. The leases range in terms from 34 to 60 months and were entered into between 2007 and December 31, 2011.