Supplemental Guarantor Information Supplemental Guarantor Information - Balance Sheet (Details) - USD ($) $ in Thousands	Sep. 30, 2016	Dec. 31, 2015	Sep. 30, 2015	Dec. 31, 2014
ASSETS:
Cash and cash equivalents	$ 22,310	$ 10,205	$ 25,055	$ 15,535
Restricted cash	998	2,896
Mortgage loans held for sale	95,545	127,001
Inventory	1,225,153	1,112,042
Property and equipment - net	21,792	12,897
Investments in unconsolidated joint ventures	26,528	36,967
Deferred Income taxes	39,944	67,404
Investment in subsidiaries	0	0
Intercompany	0	0
Other assets	64,967	46,142
TOTAL ASSETS	1,497,237	1,415,554
LIABILITIES:
Accounts payable	110,179	86,878
Customer deposits	26,439	19,567
Intercompany liabilities	0	0
Other liabilities	99,969	93,670
Community development district (“CDD”) obligations	551	1,018
Obligation for consolidated inventory not owned	5,862	6,007
Notes payable bank - homebuilding operations	85,000	43,800
Notes payable bank - financial service operations	91,483	123,648
Notes payable - other	8,566	8,441
Convertible senior subordinated notes due 2017 - net	56,949	56,518
Convertible senior subordinated notes due 2018 - net	85,246	84,714
Senior notes due 2021 - net	295,401	294,727
TOTAL LIABILITIES	865,645	818,988
TOTAL SHAREHOLDERS' EQUITY	631,592	596,566
TOTAL LIABILITIES AND SHAREHOLDERS' EQUITY	1,497,237	1,415,554
Parent [Member]
ASSETS:
Cash and cash equivalents	0	0	0	0
Restricted cash	0	0
Mortgage loans held for sale	0	0
Inventory	0	0
Property and equipment - net	0	0
Investments in unconsolidated joint ventures	0	0
Deferred Income taxes	0	0
Investment in subsidiaries	649,961	621,052
Intercompany	417,303	408,847
Other assets	1,924	2,626
TOTAL ASSETS	1,069,188	1,032,525
LIABILITIES:
Accounts payable	0	0
Customer deposits	0	0
Intercompany liabilities	0	0
Other liabilities	0	0
Community development district (“CDD”) obligations	0	0
Obligation for consolidated inventory not owned	0	0
Notes payable bank - homebuilding operations	0	0
Notes payable bank - financial service operations	0	0
Notes payable - other	0	0
Convertible senior subordinated notes due 2017 - net	56,949	56,518
Convertible senior subordinated notes due 2018 - net	85,246	84,714
Senior notes due 2021 - net	295,401	294,727
TOTAL LIABILITIES	437,596	435,959
TOTAL SHAREHOLDERS' EQUITY	631,592	596,566
TOTAL LIABILITIES AND SHAREHOLDERS' EQUITY	1,069,188	1,032,525
Guarantor Subsidiaries [Member]
ASSETS:
Cash and cash equivalents	7,161	0	7,870	3,872
Restricted cash	998	2,896
Mortgage loans held for sale	0	0
Inventory	1,225,153	1,112,042
Property and equipment - net	21,221	12,222
Investments in unconsolidated joint ventures	6,017	17,425
Deferred Income taxes	39,944	67,255
Investment in subsidiaries	0	0
Intercompany	0	0
Other assets	50,391	32,335
TOTAL ASSETS	1,350,885	1,244,175
LIABILITIES:
Accounts payable	109,808	94,554
Customer deposits	26,439	19,567
Intercompany liabilities	399,251	387,439
Other liabilities	94,998	88,550
Community development district (“CDD”) obligations	551	1,018
Obligation for consolidated inventory not owned	5,862	6,007
Notes payable bank - homebuilding operations	85,000	43,800
Notes payable bank - financial service operations	0	0
Notes payable - other	8,566	8,441
Convertible senior subordinated notes due 2017 - net	0	0
Convertible senior subordinated notes due 2018 - net	0	0
Senior notes due 2021 - net	0	0
TOTAL LIABILITIES	730,475	649,376
TOTAL SHAREHOLDERS' EQUITY	620,410	594,799
TOTAL LIABILITIES AND SHAREHOLDERS' EQUITY	1,350,885	1,244,175
Non-Guarantor Subsidiaries [Member]
ASSETS:
Cash and cash equivalents	15,149	18,156	17,185	11,663
Restricted cash	0	0
Mortgage loans held for sale	95,545	127,001
Inventory	0	0
Property and equipment - net	571	675
Investments in unconsolidated joint ventures	20,511	19,542
Deferred Income taxes	0	149
Investment in subsidiaries	0	0
Intercompany	0	0
Other assets	12,652	11,181
TOTAL ASSETS	144,428	176,704
LIABILITIES:
Accounts payable	371	275
Customer deposits	0	0
Intercompany liabilities	18,052	21,408
Other liabilities	4,971	5,120
Community development district (“CDD”) obligations	0	0
Obligation for consolidated inventory not owned	0	0
Notes payable bank - homebuilding operations	0	0
Notes payable bank - financial service operations	91,483	123,648
Notes payable - other	0	0
Convertible senior subordinated notes due 2017 - net	0	0
Convertible senior subordinated notes due 2018 - net	0	0
Senior notes due 2021 - net	0	0
TOTAL LIABILITIES	114,877	150,451
TOTAL SHAREHOLDERS' EQUITY	29,551	26,253
TOTAL LIABILITIES AND SHAREHOLDERS' EQUITY	144,428	176,704
Corporate Elimination [Member]
ASSETS:
Cash and cash equivalents	0	(7,951)	$ 0	$ 0
Restricted cash	0	0
Mortgage loans held for sale	0	0
Inventory	0	0
Property and equipment - net	0	0
Investments in unconsolidated joint ventures	0	0
Deferred Income taxes	0	0
Investment in subsidiaries	(649,961)	(621,052)
Intercompany	(417,303)	(408,847)
Other assets	0	0
TOTAL ASSETS	(1,067,264)	(1,037,850)
LIABILITIES:
Accounts payable	0	(7,951)
Customer deposits	0	0
Intercompany liabilities	(417,303)	(408,847)
Other liabilities	0	0
Community development district (“CDD”) obligations	0	0
Obligation for consolidated inventory not owned	0	0
Notes payable bank - homebuilding operations	0	0
Notes payable bank - financial service operations	0	0
Notes payable - other	0	0
Convertible senior subordinated notes due 2017 - net	0	0
Convertible senior subordinated notes due 2018 - net	0	0
Senior notes due 2021 - net	0	0
TOTAL LIABILITIES	(417,303)	(416,798)
TOTAL SHAREHOLDERS' EQUITY	(649,961)	(621,052)
TOTAL LIABILITIES AND SHAREHOLDERS' EQUITY	$ (1,067,264)	$ (1,037,850)