Fair Value (Schedule of Assets and Liabilities Measured on Nonrecurring Basis at Fair Value) (Details) (USD $) In Thousands	Dec. 31, 2010
Estimated Fair Value [Member]
Long-lived assets held and used	$ 20,600	[1]
Long-lived assets held for sale	7,000	[2]
Other non-current investments	2,200	[3]
Quoted Prices in Active Markets for Identical Assets or Liabilities (Level 1) [Member]
Long-lived assets held and used		[1]
Long-lived assets held for sale		[2]
Other non-current investments		[3]
Significant Other Observable Inputs (Level 2) [Member]
Long-lived assets held and used	20,600	[1]
Long-lived assets held for sale	7,000	[2]
Other non-current investments		[3]
Significant Unobservable Inputs (Level 3) [Member]
Long-lived assets held and used		[1]
Long-lived assets held for sale		[2]
Other non-current investments	$ 2,200	[3]

[1] As more fully discussed in the 2010 10-K, the Company evaluated for impairment the carrying value of the Myrtle Beach project's real estate assets, recorded an impairment charge and reduced the carrying amount to its fair value. As of December 31, 2010, the Company also wrote down to fair value one of its real estate projects based on an appraisal and prices for similar assets, and recognized an impairment charge, which is included in selling, general and other expenses.

[2] Consists of a corporate aircraft for which the fair value was primarily based on prices for similar assets.

[3] Represents an investment in a non-public security accounted for under the cost method of accounting for which the Company primarily reviewed issuer financial statements to determine its fair value.