Consolidated Statements of Operations (USD $) In Thousands, except Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2014		Dec. 31, 2013		Dec. 31, 2012
Homebuilding:
Home sale revenues	$ 2,366,754		$ 1,898,989		$ 1,190,252
Land sale revenues	44,424		15,620		46,706
Total revenues	2,411,178		1,914,609		1,236,958
Cost of home sales	(1,748,954)		(1,431,797)		(946,630)
Cost of land sales	(43,841)		(13,616)		(46,654)
Total cost of sales	(1,792,795)		(1,445,413)		(993,284)
Gross margin	618,383	[1]	469,196	[1]	243,674
Selling, general and administrative expenses	(275,861)		(230,691)		(172,207)
Income (loss) from unconsolidated joint ventures	(668)		949		(2,090)
Interest expense					(6,396)
Other income (expense)	(1,733)		6,815		4,664
Homebuilding pretax income	340,121		246,269		67,645
Financial Services:
Revenues	24,119		24,910		21,300
Expenses	(15,245)		(14,159)		(11,062)
Other income	969		678		304
Financial services pretax income	9,843		11,429		10,542
Income before taxes	349,964		257,698		78,187
(Provision) benefit for income taxes	(134,099)		(68,983)		453,234
Net income	215,865	[1]	188,715	[1]	531,421
Less: Net income allocated to preferred shareholder	(51,650)		(57,386)		(224,408)
Less: Net income allocated to unvested restricted stock	(297)		(265)		(410)
Net income available to common stockholders	$ 163,918		$ 131,064		$ 306,603
Income per common share:
Basic (in Dollars per share)	$ 0.59	[1]	$ 0.52	[1]	$ 1.52
Diluted (in Dollars per share)	$ 0.54	[1]	$ 0.47	[1]	$ 1.44
Weighted average common shares outstanding:
Basic (in Shares)	278,687,740		253,118,247		201,953,799
Diluted (in Shares)	316,285,412		291,173,953		220,518,897
Weighted average additional common shares outstanding if preferred shares converted to common shares (in Shares)	87,812,786		110,826,557		147,812,786
Total weighted average diluted common shares outstanding if preferred shares converted to common shares (in Shares)	404,098,198		402,000,510		368,331,683

[1] Per share amounts do not add across due to rounding differences in quarterly amounts and due to the impact of differences between the quarterly and annual weighted average share calculations.