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BUSINESS AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Narrative (Details) $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2019 USD ($) region community state | Dec. 31, 2018 USD ($) | Dec. 31, 2017 USD ($) | Jan. 01, 2019 USD ($)
Organization and Presentation [Line Items] |  |  |  |
Entity operations in number of regions | region | 3 |  |  |
Number of states in regions | state | 9 |  |  |
Number of communities in which homes are sold | community | 244 |  |  |
Deposits on real estate under option or contract | $ 50,901 | $ 51,410 |  |
Depreciation expense | 17,300 | 16,300 | $ 15,900 |
Debt issuance costs related to credit facility, net | 3,300 | 3,600 |  |
Accumulated amortization of debt issuance costs | 8,600 | 7,600 |  |
Advertising expense | 14,600 | 15,400 | 15,800 |
Contribution to the 401(K) Retirement Plan | 4,100 | 3,700 | $ 2,900 |
Increase (decrease) to warranty reserve balance | 0 | 0 |  |
Right of use asset | 26,332 |  |  |
Present value of lease liabilities | $ 34,231 | 0 |  |
Non-Structural Items [Member] |  |  |  |
Organization and Presentation [Line Items] |  |  |  |
Warranty period following home closings | 2 years |  |  |
Cash and Cash Equivalents [Member] |  |  |  |
Organization and Presentation [Line Items] |  |  |  |
Amounts in transit from title companies for home closings | $ 54,500 | $ 76,100 |  |
Minimum [Member] |  |  |  |
Organization and Presentation [Line Items] |  |  |  |
Base price per house for sale range | $ 191 |  |  |
Community life cycle range | 3 years |  |  |
Property and equipment useful life | 3 years |  |  |
Maximum [Member] |  |  |  |
Organization and Presentation [Line Items] |  |  |  |
Base price per house for sale range | $ 1,286 |  |  |
Community life cycle range | 5 years |  |  |
Property and equipment useful life | 7 years |  |  |
Maximum [Member] | Structural [Member] |  |  |  |
Organization and Presentation [Line Items] |  |  |  |
Warranty period following home closings | 10 years |  |  |
Accounting Standards Update 2016-02 [Member] |  |  |  |
Organization and Presentation [Line Items] |  |  |  |
Right of use asset |  |  |  | $ 20,500
Present value of lease liabilities |  |  |  | $ 28,700

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