Consolidated Statements Of Cash Flows - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018
Cash flows from operating activities:
Net income	$ 166,757	$ 170,751
Adjustments to reconcile net income to net cash from operating activities:
Deferred income tax expense	24,690	23,479
Land-related charges	2,979	3,419
Depreciation and amortization	13,210	11,890
Share-based compensation expense	9,019	8,451
Other, net	(39)	(793)
Increase (decrease) in cash due to:
Inventories	(259,865)	(237,169)
Residential mortgage loans available-for-sale	134,217	185,147
Other assets	64,533	(9,246)
Accounts payable, accrued and other liabilities	3,408	13,084
Net cash provided by (used in) operating activities	158,909	169,013
Cash flows from investing activities:
Capital expenditures	(16,070)	(15,428)
Investments in unconsolidated entities	(1,289)	(1,000)
Other investing activities, net	291	452
Net cash provided by (used in) investing activities	(17,068)	(15,976)
Cash flows from financing activities:
Repayments of debt	(3,605)	(451)
Borrowings under revolving credit facility	0	768,000
Repayments under revolving credit facility	0	(768,000)
Financial Services borrowings (repayments)	(126,273)	(190,852)
Stock option exercises	1,445	2,723
Share repurchases	(35,353)	(59,491)
Dividends paid	(30,802)	(26,347)
Net cash provided by (used in) financing activities	(194,588)	(274,418)
Net increase (decrease) in cash, cash equivalents, and restricted cash	(52,747)	(121,381)
Cash, cash equivalents, and restricted cash at beginning of period	1,133,700	306,168
Cash, cash equivalents, and restricted cash at end of period	1,080,953	184,787
Supplemental Cash Flow Information:
Interest paid (capitalized), net	17,164	30,109
Income taxes paid (refunded), net	$ (30,850)	$ 631