REAL ESTATE INVENTORY AND LAND DEPOSITS - Schedule of Development Status of Land Inventory (Detail) $ in Thousands	Sep. 30, 2017 USD ($) Lot	Dec. 31, 2016 USD ($) Lot
Inventory [Line Items]
Owned Lots (in lot) \| Lot	27,169	27,986
Book Value of Land and Development
Inventory [Line Items]
Raw \| $	$ 349,467	$ 403,902
Partially developed \| $	526,904	501,496
Finished \| $	1,426,683	1,336,709
Long-term strategic assets \| $	12,201	16,182
Total \| $	$ 2,315,255	$ 2,258,289
Raw
Inventory [Line Items]
Owned Lots (in lot) \| Lot	7,922	7,142
Partially developed
Inventory [Line Items]
Owned Lots (in lot) \| Lot	5,526	8,037
Finished
Inventory [Line Items]
Owned Lots (in lot) \| Lot	12,828	11,318
Long-term strategic assets
Inventory [Line Items]
Owned Lots (in lot) \| Lot	893	1,489

Amount before valuation and LIFO reserves of completed merchandise or goods expected to be sold within one year or operating cycle, if longer.

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Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.6(a))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 330
-SubTopic 10
-Section 35
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=68049868&loc=d3e3927-108312

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section 45
-Paragraph 1
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=82887183&loc=d3e6676-107765

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Amount before valuation and LIFO reserves of merchandise or goods in the production process expected to be completed within one year or operating cycle, if longer.

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The number of real estate properties owned as of the balance sheet date.

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