Consolidated Statements Of Operations - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
Revenues:
Total revenues	$ 2,488,985	$ 2,569,722	$ 4,485,679	$ 4,539,815
Homebuilding Cost of Revenues:
Selling, general, and administrative expenses	(259,440)	(226,056)	(512,166)	(466,950)
Other income (expense), net	(3,499)	(1,956)	(4,473)	(3,263)
Income before income taxes	320,776	409,170	537,479	633,362
Income tax expense	(79,735)	(85,081)	(129,681)	(138,521)
Net income	$ 241,041	$ 324,089	$ 407,798	$ 494,841
Per share:
Basic earnings (usd per share)	$ 0.86	$ 1.12	$ 1.46	$ 1.72
Diluted earnings (usd per share)	0.86	1.12	1.45	1.71
Cash dividends declared (usd per share)	$ 0.11	$ 0.09	$ 0.22	$ 0.18
Number of shares used in calculation:
Basic shares outstanding (shares)	276,652	285,276	277,142	285,976
Effect of dilutive securities (shares)	932	1,378	967	1,088
Diluted shares outstanding (shares)	277,584	286,654	278,109	287,064
Home sale
Revenues:
Revenues	$ 2,403,559	$ 2,450,054	$ 4,353,415	$ 4,361,652
Homebuilding Cost of Revenues:
Cost of revenues	(1,848,155)	(1,862,133)	(3,340,946)	(3,322,073)
Land sale and other
Revenues:
Revenues	29,469	66,904	32,445	79,461
Homebuilding Cost of Revenues:
Cost of revenues	(26,214)	(38,183)	(28,265)	(49,731)
Total Homebuilding
Revenues:
Revenues	2,433,028	2,516,958	4,385,860	4,441,113
Homebuilding Cost of Revenues:
Financial services expenses	(1,874,369)	(1,900,316)	(3,369,211)	(3,371,804)
Financial Services
Revenues:
Revenues	55,957	52,764	99,819	98,702
Homebuilding Cost of Revenues:
Financial services expenses	$ (30,901)	$ (32,224)	$ (62,350)	$ (64,436)