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Details Of Certain Accounts (Other Assets, Net) (Details) (USD $) In Thousands, unless otherwise specified | Mar. 31, 2012 | Dec. 31, 2011
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Details Of Certain Accounts [Abstract] |  |
Restricted cash | $ 32,819 | $ 33,741
Deferred drydock expenses, net | 9,445 | 5,381
Deferred financing costs, net | 28,081 | 26,483
Intangible assets with finite lives, net | 520 | 531
Other | 4,173 | 2,771
Other assets, net | $ 75,038 | $ 68,907

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