Property and Equipment (Details Textual) (USD $) In Millions	3 Months Ended	9 Months Ended
Sep. 30, 2011	Sep. 30, 2011
Property and Equipment (Textual) [Abstract]
Loss on Palms Pool	$ 3.5	$ 3.5
Depreciation Expense [Member]
Property and Equipment (Textual) [Abstract]
Loss on Palms Pool	3.2	3.2
Other Gains And Losses [Member]
Property and Equipment (Textual) [Abstract]
Loss on Palms Pool	$ 0.3	$ 0.3

The loss (or gain) included in earnings during the period resulting from the disposal of an asset through a means other than through sale, such as abandonment, spin-off, and expropriation.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 144

-Paragraph 27, 28

Name:	us-gaap_AssetsDisposedOfByMethodOtherThanSaleInPeriodOfDispositionGainLossOnDisposition
Namespace Prefix:	us-gaap
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration