Condensed Consolidated Statements of Income - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Revenues	$ 2,041,446	$ 1,582,528
Interest expense	(13,397)	(6,486)
Income before taxes	312,006	161,375
Income tax benefit (expense)	(63,244)	14,328
Net income	$ 248,762	$ 175,703
Basic earnings per share (USD per share)	$ 67.72	$ 47.97
Diluted earnings per share (USD per share)	$ 63.21	$ 44.96
Basic weighted average shares outstanding (in shares)	3,673	3,663
Diluted weighted average shares outstanding (in shares)	3,935	3,908
Home Building Segment
Revenues	$ 1,963,711	$ 1,555,707
Other income	1,586	5,336
Cost of Goods and Services Sold	1,577,453	1,294,743
Selling, general and administrative	(121,419)	(110,167)
Operating income	266,425	156,133
Interest expense	(13,006)	(6,214)
Income before taxes	253,419	149,919
Mortgage Banking
Revenues	77,735	26,821
Interest income	2,032	2,469
Other income	867	649
General and administrative	(21,656)	(18,211)
Interest expense	(391)	(272)
Income before taxes	$ 58,587	$ 11,456