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Inventory And Land Held For Sale (Major Components Of Inventory) (Details) (USD $)
In Thousands
Sep. 30, 2011
Dec. 31, 2010
Inventory And Land Held For Sale [Abstract]  
Homes under construction$ 1,445,313$ 1,331,618
Land under development2,582,8542,541,829
Land held for future development861,501908,366
Inventory, operative builders, total$ 4,889,668$ 4,781,813