Commitments and Contingencies (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended	6 Months Ended
Mar. 31, 2010	Jun. 30, 2011
Atlantic City [Member]
Long-term Purchase Commitment [Line Items]
Estimated Litigation Liability		$ 6.0
L'Auberge Casino and Hotel Baton Rouge [Member]
Long-term Purchase Commitment [Line Items]
Guaranteed Maximum Construction Costs		229
Lumiere Place [Member]
Long-term Purchase Commitment [Line Items]
Long-term Purchase Commitment, Amount		50.0
Long-term Purchase Commitment, Annual Fee		1.0
Potential Additional Fees Due to Failure to Meet Redevelopment Commitment, Year Six		1.0
Potential Additional Fees Due to Failure to Meet Redevelopment Commitment, Year Seven		2.0
Potential Additional Fees Due to Failure to Meet Redevelopment Commitment, Year Eight		2.0
Potential Additional Fees Due to Failure to Meet Redevelopment Commitment, After Year Eight		2.0
River City Casino [Member]
Long-term Purchase Commitment [Line Items]
Long-term Purchase Commitment, Amount	375.0
Potential Additional Fees Due to Failure to Meet Redevelopment Commitment, Year One		2.0
Potential Additional Fees Due to Failure to Meet Redevelopment Commitment, Year Two		3.0
Potential Additional Fees Due to Failure to Meet Redevelopment Commitment, Year Three		4.0
Potential Additional Fees Due to Failure to Meet Redevelopment Commitment, Year Four		5.0
Potential Additional Fees Due to Failure to Meet Redevelopment Commitment, Year Five		6.0
Number of Acres Committed to Lease	56
Number of Years in Lease Term	99
Long-term Purchase Commitment, Liquidated Damages, Annual Increase		1.0
Long-term Purchase Commitment, Liquidated Damages, Maximum Amount		20.0
Future Annual Minimum Rent Amount	4.0
Future Annual Minimum Rent, Percentage of Annual Adjusted Gross Receipts	2.50%
Long-term Purchase Commitment, Additional Amount		$ 75
Minimum Number of Guestrooms to be Invested in During Second Phase		100

Future Annual Minimum Rent Amount.

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Future Annual Minimum Rent Percentage of Annual Adjusted Gross Receipts.

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- Definition

Guaranteed Maximum Construction Costs.

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- Definition

Long Term Purchase Commitment Additional Amount.

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- Definition

Long Term Purchase Commitment Annual Fee.

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- Definition

If we and any development partners collectively fail to invest $50.0 million in residential housing, retail, or mixed-use developments within five years of the opening of the casino and hotels, we would be obligated to pay an additional annual service fee of $1.0 million, less applicable credits, in year six, $2.0 million in years seven and eight, and $2.0 million annually thereafter, adjusted by the change in the consumer price index.

+ Details

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- Definition

Describes the adverse consequences of a failure to purchase minimum quantities, as set forth in the agreement, which may consist of loss of potentially significant volume discount, an increase in prices, payment of liquidated damages, and termination of future arrangements.

+ Details

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Number of Acres Committed to Lease.

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Number of Years in Lease Term.

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- Definition

Aggregate carrying amount of the estimated litigation liability for known or estimated probable loss from litigation, which may include attorneys' fees and other litigation costs.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
-SubTopic 20
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6952336&loc=d3e14326-108349

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.25)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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- Definition

The minimum amount the entity agreed to spend under the long-term purchase commitment.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Sets forth the number of units of goods that must be purchased within the specified time period of the agreement to avoid penalties or unfavorable effects on pricing, among other adverse consequences.

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