Income Taxes (Components Of Provision For Income Taxes) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Income Tax Disclosure [Abstract]
Domestic	$ 43,044	$ (7,938)	$ 47,475
Foreign	0	(408)	(3,490)
Income before Income Taxes	43,044	(8,346)	43,985
Current provision Federal	19,741	(12,823)	(20,908)
Current provision Foreign	0	531	(752)
Current provision State and local	118	1,291	2,098
Total current provision	19,859	(11,001)	(19,562)
Deferred provision (benefit) Federal	(4,524)	12,962	3,740
Deferred provision (benefit) State and local	143	80	317
Total deferred provision	(4,381)	13,042	4,057
Total provision	$ 15,478	$ 2,041	$ (15,505)