Income Taxes (Provision For (Benefit Of) Income Taxes From Continuing Operations) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
Income Taxes [Line Items]
Total deferred	$ 5,028	$ (10,629)	$ (17,671)
Provision for (benefit of) income taxes	7,669	(16,923)	(18,611)
Continuing Operations [Member]
Income Taxes [Line Items]
U.S. Federal	139	(7,171)	(3,264)
State	920	285	591
Foreign	1,582	376	36
Total current	2,641	(6,510)	(2,637)
U.S. Federal	4,998	(10,631)	(10,224)
State	783	482	(5,373)
Foreign	(753)	(264)	(377)
Total deferred	$ 5,028	$ (10,413)	$ (15,974)