Supplemental Guarantor Information Supplemental Guarantor Information - Statements of Cash Flows (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
Net Cash Provided by (Used in) Operating Activities [Abstract]
Net cash (used in) provided by operating activities	$ 8,558	$ (7,675)
Net Cash Provided by (Used in) Investing Activities [Abstract]
Change in restricted cash	(621)	27,740
Purchase of property and equipment	(229)	(47)
Investment in Unconsolidated LLCs	(11,852)	(361)
Net cash provided by investing activities	(12,702)	27,332
Net Cash Provided by (Used in) Financing Activities [Abstract]
Repayments of bank borrowings - net	(14,831)	(11,026)
Principal repayments of note payable-other and community development district bond obligations	(789)	80
Proceeds from issuance of 2018 Convertible Senior Subordinated Notes	86,250
Net proceeds from issuance of common shares	54,617	0
Intercompany Financing	0	0
Debt issue costs	(3,544)	(1,893)
Proceeds from exercise of stock options	0	367
Net cash used in financing activities	121,703	(12,472)
Net (decrease) increase in cash and cash equivalents	117,559	7,185
Cash and cash equivalents balance at beginning of period	145,498	59,793
Cash and cash equivalents balance at end of period	263,057	66,978
Parent [Member]
Net Cash Provided by (Used in) Operating Activities [Abstract]
Net cash (used in) provided by operating activities	0	0
Net Cash Provided by (Used in) Investing Activities [Abstract]
Change in restricted cash	0	0
Purchase of property and equipment	0	0
Investment in Unconsolidated LLCs	0	0
Net cash provided by investing activities	0	0
Net Cash Provided by (Used in) Financing Activities [Abstract]
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 2018 Convertible Senior Subordinated Notes	86,250
Net proceeds from issuance of common shares	54,617
Intercompany Financing	(140,867)	(367)
Debt issue costs	0	0
Proceeds from exercise of stock options		367
Net cash used in financing activities	0	0
Net (decrease) increase 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	(9,997)	(19,041)
Net Cash Provided by (Used in) Investing Activities [Abstract]
Change in restricted cash	(621)	27,740
Purchase of property and equipment	(192)	(47)
Investment in Unconsolidated LLCs	0	0
Net cash provided by investing activities	(813)	27,693
Net Cash Provided by (Used in) Financing Activities [Abstract]
Repayments of bank borrowings - net	0	0
Principal repayments of note payable-other and community development district bond obligations	(789)	80
Proceeds from issuance of 2018 Convertible Senior Subordinated Notes	0
Net proceeds from issuance of common shares	0
Intercompany Financing	133,958	1,500
Debt issue costs	(3,544)	(1,893)
Proceeds from exercise of stock options		0
Net cash used in financing activities	129,625	(313)
Net (decrease) increase in cash and cash equivalents	118,815	8,339
Cash and cash equivalents balance at beginning of period	126,334	43,539
Cash and cash equivalents balance at end of period	245,149	51,878
Non-Guarantor Subsidiaries [Member]
Net Cash Provided by (Used in) Operating Activities [Abstract]
Net cash (used in) provided by operating activities	18,555	11,366
Net Cash Provided by (Used in) Investing Activities [Abstract]
Change in restricted cash	0	0
Purchase of property and equipment	(37)	0
Investment in Unconsolidated LLCs	(11,852)	(361)
Net cash provided by investing activities	(11,889)	(361)
Net Cash Provided by (Used in) Financing Activities [Abstract]
Repayments of bank borrowings - net	(14,831)	(11,026)
Principal repayments of note payable-other and community development district bond obligations	0	0
Proceeds from issuance of 2018 Convertible Senior Subordinated Notes	0
Net proceeds from issuance of common shares	0
Intercompany Financing	6,909	(1,133)
Debt issue costs	0	0
Proceeds from exercise of stock options		0
Net cash used in financing activities	(7,922)	(12,159)
Net (decrease) increase in cash and cash equivalents	(1,256)	(1,154)
Cash and cash equivalents balance at beginning of period	19,164	16,254
Cash and cash equivalents balance at end of period	17,908	15,100
Corporate Elimination [Member]
Net Cash Provided by (Used in) Operating Activities [Abstract]
Net cash (used in) provided by operating activities	0	0
Net Cash Provided by (Used in) Investing Activities [Abstract]
Change in restricted cash	0	0
Purchase of property and equipment	0	0
Investment in Unconsolidated LLCs	0	0
Net cash provided by investing activities	0	0
Net Cash Provided by (Used in) Financing Activities [Abstract]
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 2018 Convertible Senior Subordinated Notes	0
Net proceeds from issuance of common shares	0
Intercompany Financing	0	0
Debt issue costs	0	0
Proceeds from exercise of stock options		0
Net cash used in financing activities	0	0
Net (decrease) increase 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