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OPERATING AND REPORTING SEGMENTS - Schedule of Segment Information (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2017 | Sep. 30, 2016 | Sep. 30, 2017 | Sep. 30, 2016
Homebuilding revenue: |  |  |  |  |
Revenue |  | $ 805,597 | $ 752,857 | $ 2,280,347 | $ 2,148,519
Homebuilding segment operating income: |  |  |  |  |
Corporate and unallocated costs |  | (31,636) | (33,258) | (90,849) | (91,774)
(Loss)/earnings from other unconsolidated entities, net |  | (91) | 440 | 852 | 856
Interest expense |  | (1,116) | (167) | (3,561) | (5,127)
Other income, net |  | 2,028 | 1,435 | 5,218 | 3,263
Earnings before income taxes |  | 63,455 | 53,802 | 163,429 | 141,723
Operating Segments [Member] | Homebuilding [Member] |  |  |  |  |
Homebuilding revenue: |  |  |  |  |
Revenue | [1] | 805,597 | 752,857 | 2,280,347 | 2,148,519
Homebuilding segment operating income: |  |  |  |  |
Operating Income |  | 66,384 | 56,201 | 170,368 | 151,618
Operating Segments [Member] | Financial Services [Member] |  |  |  |  |
Homebuilding segment operating income: |  |  |  |  |
Operating Income |  | 5,514 | 5,956 | 15,361 | 15,765
Operating Segments [Member] | Reportable Subsegments [Member] | Homebuilding [Member] | West [Member] |  |  |  |  |
Homebuilding revenue: |  |  |  |  |
Revenue | [1] | 373,708 | 330,805 | 1,055,086 | 924,494
Homebuilding segment operating income: |  |  |  |  |
Operating Income |  | 35,026 | 27,829 | 94,169 | 71,387
Operating Segments [Member] | Reportable Subsegments [Member] | Homebuilding [Member] | Central [Member] |  |  |  |  |
Homebuilding revenue: |  |  |  |  |
Revenue | [1] | 236,884 | 200,446 | 637,394 | 571,036
Homebuilding segment operating income: |  |  |  |  |
Operating Income |  | 26,404 | 18,635 | 63,524 | 52,313
Operating Segments [Member] | Reportable Subsegments [Member] | Homebuilding [Member] | East [Member] |  |  |  |  |
Homebuilding revenue: |  |  |  |  |
Revenue | [1] | 195,005 | 221,606 | 587,867 | 652,989
Homebuilding segment operating income: |  |  |  |  |
Operating Income |  | 4,954 | 9,737 | 12,675 | 27,918
Corporate and Unallocated [Member] |  |  |  |  |
Homebuilding segment operating income: |  |  |  |  |
Corporate and unallocated costs | [2] | (9,264) | (10,063) | (24,809) | (24,652)
Segment Reconciling Items [Member] |  |  |  |  |
Homebuilding segment operating income: |  |  |  |  |
(Loss)/earnings from other unconsolidated entities, net |  | (91) | 440 | 852 | 856
Interest expense |  | (1,116) | (167) | (3,561) | (5,127)
Other income, net |  | $ 2,028 | $ 1,435 | $ 5,218 | $ 3,263
[1] | Homebuilding revenue includes the following land closing revenue, by segment, as outlined in the table below. Three Months Ended September 30, Nine Months Ended September 30, 2017 2016 2017 2016Land closing revenue: West$— $15,543 $11,800 $15,608Central125 947 247 4,659East464 497 4,895 920Total$589 $16,987 $16,942 $21,187
[2] | 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 services reporting segments.

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