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Subsequent Events (Details) (Royal Oak LLC and Affiliate [Member], Subsequent Event [Member], USD $)
In Millions, unless otherwise specified
0 Months Ended
Mar. 13, 2014
Subsequent Event [Line Items]  
Total cash payment $ 65
Estimated earn-out $ 3
Lots Owned Or Controlled [Member]
 
Subsequent Event [Line Items]  
Number of residential lots 2,500