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OPERATING AND REPORTING SEGMENTS - Schedule of Segment Information (Details) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2019 | Sep. 30, 2019 | Jun. 30, 2019 | Mar. 31, 2019 | Dec. 31, 2018 | Sep. 30, 2018 | Jun. 30, 2018 | Mar. 31, 2018 | Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Homebuilding segment operating income: |  |  |  |  |  |  |  |  |  |  |  |
Corporate and unallocated costs |  |  |  |  |  |  |  |  |  | $ (146,093) | $ (138,478) | $ (124,041)
Interest expense |  |  |  |  |  |  |  |  |  | (8,370) | (785) | (3,853)
Other income, net |  |  |  |  |  |  |  |  |  | 9,577 | 11,217 | 8,784
Loss on early extinguishment of debt |  |  |  |  |  |  |  |  |  | (5,635) | 0 | (278)
Earnings before income taxes |  | $ 110,535 | $ 92,366 | $ 67,674 | $ 32,370 | $ 91,776 | $ 71,409 | $ 71,185 | $ 48,884 | 302,945 | 283,254 | 247,519
Operating Segments [Member] | Home Building [Member] |  |  |  |  |  |  |  |  |  |  |  |
Homebuilding segment operating income: |  |  |  |  |  |  |  |  |  |  |  |
Operating Income |  |  |  |  |  |  |  |  |  | 330,406 | 287,299 | 254,321
Operating Segments [Member] | Financial Services [Member] |  |  |  |  |  |  |  |  |  |  |  |
Homebuilding segment operating income: |  |  |  |  |  |  |  |  |  |  |  |
Operating Income |  |  |  |  |  |  |  |  |  | 20,579 | 24,044 | 22,055
Operating Segments [Member] | Reportable Subsegments [Member] | Home Building [Member] | West [Member] |  |  |  |  |  |  |  |  |  |  |  |
Homebuilding segment operating income: |  |  |  |  |  |  |  |  |  |  |  |
Operating Income |  |  |  |  |  |  |  |  |  | 141,435 | 134,852 | 129,781
Operating Segments [Member] | Reportable Subsegments [Member] | Home Building [Member] | Central [Member] |  |  |  |  |  |  |  |  |  |  |  |
Homebuilding segment operating income: |  |  |  |  |  |  |  |  |  |  |  |
Operating Income |  |  |  |  |  |  |  |  |  | 101,686 | 92,925 | 92,451
Operating Segments [Member] | Reportable Subsegments [Member] | Home Building [Member] | East [Member] |  |  |  |  |  |  |  |  |  |  |  |
Homebuilding segment operating income: |  |  |  |  |  |  |  |  |  |  |  |
Operating Income |  |  |  |  |  |  |  |  |  | 87,285 | 59,522 | 32,089
Corporate and Unallocated [Member] |  |  |  |  |  |  |  |  |  |  |  |
Homebuilding segment operating income: |  |  |  |  |  |  |  |  |  |  |  |
Corporate and unallocated costs | [1] |  |  |  |  |  |  |  |  | (43,612) | (38,521) | (33,510)
Segment Reconciling Items [Member] |  |  |  |  |  |  |  |  |  |  |  |
Homebuilding segment operating income: |  |  |  |  |  |  |  |  |  |  |  |
Interest expense |  |  |  |  |  |  |  |  |  | (8,370) | (785) | (3,853)
Other income, net | [2] |  |  |  |  |  |  |  |  | 9,577 | 11,217 | 8,784
Real Estate [Member] |  |  |  |  |  |  |  |  |  |  |  |
Homebuilding revenue: |  |  |  |  |  |  |  |  |  |  |  |
Revenue |  | $ 1,136,848 | $ 940,880 | $ 864,610 | $ 708,145 | $ 1,008,779 | $ 884,581 | $ 877,495 | $ 742,564 | 3,650,483 | 3,513,419 | 3,226,772
Real Estate [Member] | Operating Segments [Member] | Home Building [Member] |  |  |  |  |  |  |  |  |  |  |  |
Homebuilding revenue: |  |  |  |  |  |  |  |  |  |  |  |
Revenue | [3] |  |  |  |  |  |  |  |  | 3,650,483 | 3,513,419 | 3,226,772
Real Estate [Member] | Operating Segments [Member] | Reportable Subsegments [Member] | Home Building [Member] | West [Member] |  |  |  |  |  |  |  |  |  |  |  |
Homebuilding revenue: |  |  |  |  |  |  |  |  |  |  |  |
Revenue | [3] |  |  |  |  |  |  |  |  | 1,422,516 | 1,436,334 | 1,437,860
Real Estate [Member] | Operating Segments [Member] | Reportable Subsegments [Member] | Home Building [Member] | Central [Member] |  |  |  |  |  |  |  |  |  |  |  |
Homebuilding revenue: |  |  |  |  |  |  |  |  |  |  |  |
Revenue | [3] |  |  |  |  |  |  |  |  | 1,038,052 | 1,013,878 | 904,908
Real Estate [Member] | Operating Segments [Member] | Reportable Subsegments [Member] | Home Building [Member] | East [Member] |  |  |  |  |  |  |  |  |  |  |  |
Homebuilding revenue: |  |  |  |  |  |  |  |  |  |  |  |
Revenue | [3] |  |  |  |  |  |  |  |  | $ 1,189,915 | $ 1,063,207 | $ 884,004
[1] | Balance consists primarily of corporate costs and numerous shared service functions such as finance and treasury that are not allocated to the homebuilding or financial reporting segments.
[2] | For the year ended December 31, 2018, Other income, net includes a favorable $4.8 million legal settlement from long-standing litigation related to a previous joint venture in Nevada.
[3] | Homebuilding revenue includes the following land closing revenue, by segment:
|  | Years Ended December 31, |  |  |  |
Land closing revenue: |  | 2019 |  | 2018 |  | 2017
West |  | $ | 12,463 |  |  | $ | 18,508 |  |  | $ | 18,116 |
Central |  | 4,297 |  |  | 7,657 |  |  | 622 |
East |  | 29,094 |  |  | 12,542 |  |  | 21,259 |
Total |  | $ | 45,854 |  |  | $ | 38,707 |  |  | $ | 39,997 |

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