Supplemental Guarantor Information Supplemental Guarantor Information - Statements of Cash Flows (Details) (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012
Net Cash Provided by (Used in) Operating Activities [Abstract]
Net cash (used in) provided by operating activities	$ (40,436)	$ (16,321)
Net Cash Provided by (Used in) Investing Activities [Abstract]
Change in restricted cash	(7,274)	32,391
Purchase of property and equipment	(1,654)	(858)
Acquisition, net of cash acquired	0	(4,707)
Investment in unconsolidated joint ventures	(25,496)	949
Return of capital from unconsolidated joint ventures	1,522	0
Net cash provided by (used in) investing activities	(32,902)	25,877
Net Cash Provided by (Used in) Financing Activities [Abstract]
Repayments of Senior Debt		(41,443)
Repayments of bank borrowings - net	(12,343)	2,234
Principal repayments of note payable-other and community development district bond obligations	(2,979)	4,968
Proceeds from Issuance of Senior Notes		(29,700)
Redemption of preferred shares	(50,352)	0
Net proceeds from issuance of common shares	54,617	42,085
Proceeds from exercise of stock options	2,640	1,215
Excess tax deficiency from stock-based payment arrangements	383	0
Intercompany Financing	0	0
Dividends paid	(2,438)	0
Debt issue costs	(5,463)	5,843
Net cash (used in) provided by financing activities	70,315	90,416
Net increase (decrease) in cash and cash equivalents	(3,023)	99,972
Cash and cash equivalents balance at beginning of period	145,498	59,793
Cash and cash equivalents balance at end of period	142,475	159,765
Parent [Member]
Net Cash Provided by (Used in) Operating Activities [Abstract]
Net cash (used in) provided by operating activities	7,100	2,000
Net Cash Provided by (Used in) Investing Activities [Abstract]
Change in restricted cash	0	0
Purchase of property and equipment	0	0
Acquisition, net of cash acquired		0
Investment in unconsolidated joint ventures	0	0
Return of capital from unconsolidated joint ventures	0
Net cash provided by (used in) investing activities	0	0
Net Cash Provided by (Used in) Financing Activities [Abstract]
Repayments of Senior Debt		(41,443)
Repayments of bank borrowings - net	0	0
Principal repayments of note payable-other and community development district bond obligations	0	0
Proceeds from Issuance of Senior Notes		29,700
Redemption of preferred shares	(50,352)
Net proceeds from issuance of common shares	54,617	42,085
Proceeds from exercise of stock options	2,640	1,215
Excess tax deficiency from stock-based payment arrangements	383
Intercompany Financing	(98,200)	(91,057)
Dividends paid	(2,438)	0
Debt issue costs	0	0
Net cash (used in) provided by financing activities	(7,100)	(2,000)
Net increase (decrease) in cash and cash equivalents	0	0
Cash and cash equivalents balance at beginning of period	0	0
Cash and cash equivalents balance at end of period	0	0
Guarantor Subsidiaries [Member]
Net Cash Provided by (Used in) Operating Activities [Abstract]
Net cash (used in) provided by operating activities	(60,703)	(20,546)
Net Cash Provided by (Used in) Investing Activities [Abstract]
Change in restricted cash	(7,274)	32,391
Purchase of property and equipment	(1,528)	(786)
Acquisition, net of cash acquired		(4,707)
Investment in unconsolidated joint ventures	(14,657)	0
Return of capital from unconsolidated joint ventures	0
Net cash provided by (used in) investing activities	(23,459)	26,898
Net Cash Provided by (Used in) Financing Activities [Abstract]
Repayments of Senior Debt		0
Repayments of bank borrowings - net	0	0
Principal repayments of note payable-other and community development district bond obligations	(2,979)	4,968
Proceeds from Issuance of Senior Notes		0
Redemption of preferred shares	0
Net proceeds from issuance of common shares	0	0
Proceeds from exercise of stock options	0	0
Excess tax deficiency from stock-based payment arrangements	0
Intercompany Financing	92,463	91,852
Dividends paid	0	0
Debt issue costs	(5,402)	5,812
Net cash (used in) provided by financing activities	84,082	91,008
Net increase (decrease) in cash and cash equivalents	(80)	97,360
Cash and cash equivalents balance at beginning of period	126,334	43,539
Cash and cash equivalents balance at end of period	126,254	140,899
Non-Guarantor Subsidiaries [Member]
Net Cash Provided by (Used in) Operating Activities [Abstract]
Net cash (used in) provided by operating activities	20,267	4,225
Net Cash Provided by (Used in) Investing Activities [Abstract]
Change in restricted cash	0	0
Purchase of property and equipment	(126)	(72)
Acquisition, net of cash acquired		0
Investment in unconsolidated joint ventures	(10,839)	949
Return of capital from unconsolidated joint ventures	(1,522)
Net cash provided by (used in) investing activities	(9,443)	(1,021)
Net Cash Provided by (Used in) Financing Activities [Abstract]
Repayments of Senior Debt		0
Repayments of bank borrowings - net	(12,343)	2,234
Principal repayments of note payable-other and community development district bond obligations	0	0
Proceeds from Issuance of Senior Notes		0
Redemption of preferred shares	0
Net proceeds from issuance of common shares	0	0
Proceeds from exercise of stock options	0	0
Excess tax deficiency from stock-based payment arrangements	0
Intercompany Financing	5,737	(795)
Dividends paid	(7,100)	(2,000)
Debt issue costs	(61)	31
Net cash (used in) provided by financing activities	(13,767)	(592)
Net increase (decrease) in cash and cash equivalents	(2,943)	2,612
Cash and cash equivalents balance at beginning of period	19,164	16,254
Cash and cash equivalents balance at end of period	16,221	18,866
Corporate Elimination [Member]
Net Cash Provided by (Used in) Operating Activities [Abstract]
Net cash (used in) provided by operating activities	(7,100)	(2,000)
Net Cash Provided by (Used in) Investing Activities [Abstract]
Change in restricted cash		0
Purchase of property and equipment		0
Acquisition, net of cash acquired		0
Investment in unconsolidated joint ventures	0	0
Return of capital from unconsolidated joint ventures	0
Net cash provided by (used in) investing activities	0	0
Net Cash Provided by (Used in) Financing Activities [Abstract]
Repayments of Senior Debt		0
Repayments of bank borrowings - net	0	0
Principal repayments of note payable-other and community development district bond obligations	0	0
Proceeds from Issuance of Senior Notes		0
Redemption of preferred shares	0
Net proceeds from issuance of common shares	0	0
Proceeds from exercise of stock options	0	0
Excess tax deficiency from stock-based payment arrangements	0
Intercompany Financing	0	0
Dividends paid	7,100	2,000
Debt issue costs	0	0
Net cash (used in) provided by financing activities	7,100	2,000
Net increase (decrease) in cash and cash equivalents	0	0
Cash and cash equivalents balance at beginning of period	0	0
Cash and cash equivalents balance at end of period	0	0
2017 Convertible Senior Notes [Member]
Net Cash Provided by (Used in) Financing Activities [Abstract]
Proceeds from issuance of convertible senior subordinated notes	0	57,500
2017 Convertible Senior Notes [Member] | Parent [Member]
Net Cash Provided by (Used in) Financing Activities [Abstract]
Proceeds from issuance of convertible senior subordinated notes		57,500
2017 Convertible Senior Notes [Member] | Guarantor Subsidiaries [Member]
Net Cash Provided by (Used in) Financing Activities [Abstract]
Proceeds from issuance of convertible senior subordinated notes		0
2017 Convertible Senior Notes [Member] | Non-Guarantor Subsidiaries [Member]
Net Cash Provided by (Used in) Financing Activities [Abstract]
Proceeds from issuance of convertible senior subordinated notes		0
2017 Convertible Senior Notes [Member] | Corporate Elimination [Member]
Net Cash Provided by (Used in) Financing Activities [Abstract]
Proceeds from issuance of convertible senior subordinated notes		0
2018 Convertible Senior Notes [Member]
Net Cash Provided by (Used in) Financing Activities [Abstract]
Proceeds from issuance of convertible senior subordinated notes	86,250	0
2018 Convertible Senior Notes [Member] | Parent [Member]
Net Cash Provided by (Used in) Financing Activities [Abstract]
Proceeds from issuance of convertible senior subordinated notes	86,250
2018 Convertible Senior Notes [Member] | Guarantor Subsidiaries [Member]
Net Cash Provided by (Used in) Financing Activities [Abstract]
Proceeds from issuance of convertible senior subordinated notes	0
2018 Convertible Senior Notes [Member] | Non-Guarantor Subsidiaries [Member]
Net Cash Provided by (Used in) Financing Activities [Abstract]
Proceeds from issuance of convertible senior subordinated notes	0
2018 Convertible Senior Notes [Member] | Corporate Elimination [Member]
Net Cash Provided by (Used in) Financing Activities [Abstract]
Proceeds from issuance of convertible senior subordinated notes	$ 0