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Details Of Certain Accounts (Other Assets, Net) (Details) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2011
Dec. 31, 2010
Details Of Certain Accounts [Abstract]    
Restricted cash $ 33,741 $ 35,339
Deferred drydock costs, net 5,381 11,086
Deferred financing costs, net 26,483 25,697
Intangible assets with finite lives 531 636
Other 2,771 1,803
Other assets, net $ 68,907 $ 74,561