Consolidated Statements of Operations and Comprehensive Income (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018
Inventory impairments	$ (610)	$ (550)
Pretax income	55,606	50,532
Provision for income taxes	(15,056)	(11,768)
Net income	40,550	38,764
Other comprehensive income
Comprehensive income	$ 40,550	$ 38,764
Earnings per share:
Basic (in dollars per share)	$ 0.66	$ 0.64
Diluted (in dollars per share)	$ 0.64	$ 0.63
Weighted average common shares outstanding:
Basic (in shares)	60,939,364	60,340,774
Diluted (in shares)	62,708,334	61,447,563
Dividends declared per share (in dollars per share)	$ 0.30	$ 0.28
Homebuilding Segment [Member]
Revenues	$ 647,278	$ 607,688
Cost of sales	(525,162)	(497,182)
Inventory impairments	(610)	(550)
Gross profit	122,116	110,506
Selling, general and administrative expenses	(82,261)	(71,341)
Interest and other income	2,391	1,859
Other expense	(1,191)	(563)
Pretax income	41,055	40,461
Homebuilding Segment [Member] | Home Building [Member]
Revenues	647,278	607,688
Cost of sales	(524,552)	(496,632)
Financial Services Segment [Member]
Revenues	17,404	19,035
Pretax income	14,551	10,071
Expenses	(8,957)	(8,831)
Interest and other income	1,264	1,020
Net gain (loss) on marketable equity securities	$ 4,840	$ (1,153)