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REAL ESTATE INVENTORY (Details)
$ in Millions
Jun. 30, 2022
USD ($)
home
Dec. 31, 2021
USD ($)
Inventory Disclosure [Abstract]    
Work in progress $ 1,669 $ 1,971
Finished goods:    
Listed for sale 4,068 2,325
Under contract for sale 891 1,800
Total real estate inventory $ 6,628 $ 6,096
Number of homes under contract to be purchased | home 7,779  
Aggregate purchase price for homes $ 3,200