Segment Information (Operating Data By Segment) (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017
Revenues:
Homebuilding	$ 2,516,958	$ 1,974,585	$ 4,441,113	$ 3,562,695
Financial Services	52,764	47,275	98,702	89,042
Consolidated revenues	2,569,722	2,021,860	4,539,815	3,651,737
Income before Income Taxes:
Income before income taxes	409,170	122,547	633,362	261,813
West_area_2Q19_land_sale	$ (26,400)
West_2Q18_land_sales_number	two
Adjustment to self insurance reserves			37,900	19,800
Write-off of insurance receivables		15,000
Northeast
Revenues:
Homebuilding	$ 200,626	148,303	333,062	256,904
Income before Income Taxes:
Income before income taxes	25,158	(38,249)	34,470	(33,849)
Southeast
Revenues:
Homebuilding	445,506	381,132	820,129	710,244
Income before Income Taxes:
Income before income taxes	54,357	40,274	94,814	72,640
Florida
Revenues:
Homebuilding	455,637	363,421	804,346	677,717
Income before Income Taxes:
Income before income taxes	67,491	36,110	112,436	80,633
Product warranty expense				(12,100)
Midwest
Revenues:
Homebuilding	356,466	357,985	653,972	602,491
Income before Income Taxes:
Income before income taxes	43,050	37,573	71,451	55,827
Texas
Revenues:
Homebuilding	330,692	288,669	577,331	523,210
Income before Income Taxes:
Income before income taxes	50,859	46,522	81,395	79,318
West
Revenues:
Homebuilding	728,031	435,075	1,252,273	792,129
Income before Income Taxes:
Income before income taxes	154,414	(1,850)	243,619	32,234
Other homebuilding
Income before Income Taxes:
Income before income taxes	(6,876)	(16,781)	(39,374)	(57,441)
Homebuilding
Income before Income Taxes:
Income before income taxes	388,453	103,599	598,811	229,362
Financial Services
Income before Income Taxes:
Income before income taxes	$ 20,717	$ 18,948	$ 34,551	$ 32,451

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West area 2Q18 land gains

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The aggregate financial services revenue and operating interest income earned during the reporting period.

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Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

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