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REAL ESTATE INVENTORY AND LAND DEPOSITS - Schedule of Development Status of Land Inventory (Detail)
$ in Thousands
Jun. 30, 2019
USD ($)
lot
Dec. 31, 2018
USD ($)
lot
Inventory [Line Items]    
Owned Lots (in lot) | lot 43,358 43,664
Book Value of Land and Development    
Inventory [Line Items]    
Raw | $ $ 496,155 $ 461,387
Partially developed | $ 913,196 756,376
Finished | $ 1,535,552 1,677,527
Total | $ $ 2,944,903 $ 2,895,290
Raw    
Inventory [Line Items]    
Owned Lots (in lot) | lot 13,708 9,653
Partially developed    
Inventory [Line Items]    
Owned Lots (in lot) | lot 13,454 12,036
Finished    
Inventory [Line Items]    
Owned Lots (in lot) | lot 16,196 21,975