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Segment Information, Nature of Operations, and Certain Concentrations (Tables) | 12 Months Ended
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Dec. 31, 2017
Segment Reporting [Abstract] |
Revenues | Following are tables presenting segment revenues, profit before taxes, assets, interest income, interest expense, depreciation and amortization and expenditures for property and equipment, with reconciliations to the amounts reported for the consolidated enterprise, where applicable:
|  | Year Ended December 31,
|  | 2017 |  | 2016 |  | 2015
Revenues: |  |  |  |  |  |
Homebuilding Mid Atlantic |  | $ | 3,543,687 |  |  | $ | 3,319,776 |  |  | $ | 3,022,789 |
Homebuilding North East |  | 517,141 |  |  | 462,385 |  |  | 432,145 |
Homebuilding Mid East |  | 1,250,165 |  |  | 1,192,472 |  |  | 1,014,920 |
Homebuilding South East |  | 864,528 |  |  | 734,590 |  |  | 595,346 |
Mortgage Banking |  | 130,319 |  |  | 113,321 |  |  | 93,808 |
Consolidated revenues |  | $ | 6,305,840 |  |  | $ | 5,822,544 |  |  | $ | 5,159,008 |
Profit before Taxes |
(1) | This item represents changes to the contract land deposit impairment reserve, which are not allocated to the reportable segments.
(2) | This item represents the elimination of the corporate capital allocation charge included in the respective homebuilding reportable segments. The corporate capital allocation charge is based on the segment’s monthly average asset balance, and was as follows for the years presented:
|  | Year Ended December 31,
|  | 2017 |  | 2016 |  | 2015
Corporate capital allocation charge: |  |  |  |  |  |  |
Homebuilding Mid Atlantic |  | $ | 123,028 |  |  | $ | 119,758 |  |  | $ | 107,705 |
Homebuilding North East |  | 16,115 |  |  | 18,132 |  |  | 16,987 |
Homebuilding Mid East |  | 29,663 |  |  | 28,303 |  |  | 27,263 |
Homebuilding South East |  | 29,578 |  |  | 23,799 |  |  | 19,215 |
Total corporate capital allocation charge |  | $ | 198,384 |  |  | $ | 189,992 |  |  | $ | 171,170 |
|  | Year Ended December 31,
|  | 2017 |  | 2016 |  | 2015
Profit before taxes: |  |  |  |  |  |
Homebuilding Mid Atlantic |  | $ | 398,494 |  |  | $ | 301,173 |  |  | $ | 322,829 |
Homebuilding North East |  | 60,218 |  |  | 21,947 |  |  | 37,914 |
Homebuilding Mid East |  | 149,639 |  |  | 121,166 |  |  | 86,336 |
Homebuilding South East |  | 95,826 |  |  | 71,098 |  |  | 57,384 |
Mortgage Banking |  | 73,959 |  |  | 63,711 |  |  | 51,236 |
Total segment profit |  | 778,136 |  |  | 579,095 |  |  | 555,699 |
Reconciling items: |  |  |  |  |  |
Contract land deposit reserve adjustment (1) |  | 1,307 |  |  | 10,933 |  |  | 13,805 |
Equity-based compensation expense |  | (44,562 | ) |  | (43,598 | ) |  | (54,091 | )
Corporate capital allocation (2) |  | 198,384 |  |  | 189,992 |  |  | 171,170 |
Unallocated corporate overhead |  | (89,514 | ) |  | (89,376 | ) |  | (83,124 | )
Consolidation adjustments and other |  | 26,143 |  |  | 35,204 |  |  | 22,622 |
Corporate interest expense |  | (22,983 | ) |  | (20,553 | ) |  | (22,869 | )
Reconciling items sub-total |  | 68,775 |  |  | 82,602 |  |  | 47,513 |
Consolidated profit before taxes |  | $ | 846,911 |  |  | $ | 661,697 |  |  | $ | 603,212 |
Assets |
|  | As of December 31,
|  | 2017 |  | 2016
Assets: |  |  |  |
Homebuilding Mid Atlantic |  | $ | 1,079,225 |  |  | $ | 1,054,779 |
Homebuilding North East |  | 143,008 |  |  | 126,720 |
Homebuilding Mid East |  | 263,019 |  |  | 222,736 |
Homebuilding South East |  | 277,705 |  |  | 214,225 |
Mortgage Banking |  | 397,052 |  |  | 403,250 |
Total segment assets |  | 2,160,009 |  |  | 2,021,710 |
Reconciling items: |  |  |  |
Cash and cash equivalents |  | 645,087 |  |  | 375,748 |
Deferred taxes |  | 111,953 |  |  | 170,652 |
Intangible assets and goodwill |  | 50,144 |  |  | 51,526 |
Contract land deposit reserve |  | (29,999 | ) |  | (31,306 | )
Consolidation adjustments and other |  | 52,085 |  |  | 55,613 |
Reconciling items sub-total |  | 829,270 |  |  | 622,233 |
Consolidated assets |  | $ | 2,989,279 |  |  | $ | 2,643,943 |
Interest Income |
|  | Year Ended December 31,
|  | 2017 |  | 2016 |  | 2015
Interest income: |  |  |  |  |  |
Mortgage Banking |  | $ | 7,850 |  |  | $ | 7,569 |  |  | $ | 6,485 |
Total segment interest income |  | 7,850 |  |  | 7,569 |  |  | 6,485 |
Other unallocated interest income |  | 4,554 |  |  | 1,111 |  |  | 1,211 |
Consolidated interest income |  | $ | 12,404 |  |  | $ | 8,680 |  |  | $ | 7,696 |
Interest Expense |
|  | Year Ended December 31,
|  | 2017 |  | 2016 |  | 2015
Interest expense: |  |  |  |  |  |
Homebuilding Mid Atlantic |  | $ | 123,075 |  |  | $ | 119,808 |  |  | $ | 107,748 |
Homebuilding North East |  | 16,117 |  |  | 18,141 |  |  | 16,991 |
Homebuilding Mid East |  | 29,663 |  |  | 28,307 |  |  | 27,263 |
Homebuilding South East |  | 29,583 |  |  | 23,804 |  |  | 19,217 |
Mortgage Banking |  | 1,148 |  |  | 1,086 |  |  | 641 |
Total segment interest expense |  | 199,586 |  |  | 191,146 |  |  | 171,860 |
Corporate capital allocation (2) |  | (198,384 | ) |  | (189,992 | ) |  | (171,170 | )
Senior Notes and other interest |  | 22,983 |  |  | 20,553 |  |  | 22,869 |
Consolidated interest expense |  | $ | 24,185 |  |  | $ | 21,707 |  |  | $ | 23,559 |
Depreciation and Amortization |
|  | Year Ended December 31,
|  | 2017 |  | 2016 |  | 2015
Depreciation and amortization: |  |  |  |  |  |
Homebuilding Mid Atlantic |  | $ | 8,095 |  |  | $ | 8,089 |  |  | $ | 7,876 |
Homebuilding North East |  | 2,034 |  |  | 2,053 |  |  | 1,571 |
Homebuilding Mid East |  | 3,590 |  |  | 3,748 |  |  | 4,003 |
Homebuilding South East |  | 2,531 |  |  | 2,276 |  |  | 2,191 |
Mortgage Banking |  | 1,297 |  |  | 1,117 |  |  | 1,136 |
Total segment depreciation and amortization |  | 17,547 |  |  | 17,283 |  |  | 16,777 |
Unallocated corporate |  | 5,120 |  |  | 4,986 |  |  | 4,757 |
Consolidated depreciation and amortization |  | $ | 22,667 |  |  | $ | 22,269 |  |  | $ | 21,534 |
Expenditures for Property and Equipment |
|  | Year Ended December 31,
|  | 2017 |  | 2016 |  | 2015
Expenditures for property and equipment: |  |  |  |  |  |
Homebuilding Mid Atlantic |  | $ | 9,257 |  |  | $ | 8,838 |  |  | $ | 8,287 |
Homebuilding North East |  | 1,299 |  |  | 3,423 |  |  | 2,220 |
Homebuilding Mid East |  | 3,117 |  |  | 4,027 |  |  | 3,774 |
Homebuilding South East |  | 3,313 |  |  | 3,594 |  |  | 1,753 |
Mortgage Banking |  | 2,723 |  |  | 726 |  |  | 265 |
Total segment expenditures for property and equipment |  | 19,709 |  |  | 20,608 |  |  | 16,299 |
Unallocated corporate |  | 560 |  |  | 1,761 |  |  | 1,978 |
Consolidated expenditures for property and equipment |  | $ | 20,269 |  |  | $ | 22,369 |  |  | $ | 18,277 |
Corporate Capital Allocation Charge |
|  | Year Ended December 31,
|  | 2017 |  | 2016 |  | 2015
Corporate capital allocation charge: |  |  |  |  |  |  |
Homebuilding Mid Atlantic |  | $ | 123,028 |  |  | $ | 119,758 |  |  | $ | 107,705 |
Homebuilding North East |  | 16,115 |  |  | 18,132 |  |  | 16,987 |
Homebuilding Mid East |  | 29,663 |  |  | 28,303 |  |  | 27,263 |
Homebuilding South East |  | 29,578 |  |  | 23,799 |  |  | 19,215 |
Total corporate capital allocation charge |  | $ | 198,384 |  |  | $ | 189,992 |  |  | $ | 171,170 |

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