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Inventory And Land Held For Sale (Major Components Of Inventory) (Details) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
Inventory Disclosure [Abstract]      
Homes under construction $ 1,116,184 $ 1,210,717 $ 1,331,618
Land under development 2,435,378 2,610,501 2,541,829
Raw land 662,484 815,250 908,366
House and land inventory $ 4,214,046 $ 4,636,468 $ 4,781,813