Other Assets Components Of Other Assets (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014	Dec. 31, 2014
Other Assets, Noncurrent [Abstract]
Equity method investments	$ 46,541		$ 46,541		$ 50,605
Deferred financing fees, net	7,376		7,376		7,228
Land	2,711		2,711		4,011
Other assets	3,701		3,701		3,452
Total	60,329		60,329		65,296
Equity method investments in variable interest entities	43,800		43,800		$ 47,100
Net income (loss) attributable to variable interest entities	$ 600	$ 22	$ 1,800	$ 66