Condensed Consolidated Statements of Income - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
Revenue	$ 406,980	$ 324,370
Costs and Expenses [Abstract]
Land and housing	320,281	260,172
General and administrative	27,760	22,259
Selling	27,283	22,266
Equity in income of joint venture arrangements	(17)	(307)
Interest	5,338	5,265
Total costs and expenses	380,645	309,655
Income before income taxes	26,335	14,715
Provision for income taxes	9,452	5,526
Net income	16,883	9,189
Preferred Dividends	1,219	1,219
Net income to common shareholders	$ 15,664	$ 7,970
Earnings per common share:
Basic	$ 0.63	$ 0.32
Diluted	$ 0.55	$ 0.30
Weighted Average Number of Shares Outstanding [Abstract]
Basic	24,738	24,657
Diluted	30,329	30,032