Supplemental Guarantor Information - Unaudited Consolidating Statement of Operations (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Condensed Financial Statements, Captions [Line Items]
Total revenue	$ 354,671	$ 314,439	$ 917,862	$ 849,243
Home construction and land sales expenses	283,857	260,324	739,295	712,930
Inventory impairments and option contract abandonments	2,010	0	2,921	2,229
Gross profit	68,804	54,115	175,646	134,084
Commissions	14,322	13,078	37,239	35,406
General and administrative expenses	35,994	29,612	97,032	84,735
Depreciation and amortization	3,400	2,953	9,138	8,761
Operating income	15,088	8,472	32,237	5,182
Equity in (loss) income of unconsolidated entities	(81)	(310)	221	(206)
Loss on extinguishment of debt	(19,764)	0	(19,917)	(3,638)
Other (expense) income, net	(10,205)	(14,036)	(39,689)	(45,858)
(Loss) income before income taxes	(14,962)	(5,874)	(27,148)	(44,520)
(Benefit from) provision for income taxes	(1,769)	(432)	(1,783)	(1,028)
Equity in income of subsidiaries	0	0	0	0
Loss from continuing operations	(13,193)	(5,442)	(25,365)	(43,492)
Income (loss) from discontinued operations, net of tax	838	(346)	(99)	(2,324)
Equity in income of subsidiaries	0	0	0	0
Net loss	(12,355)	(5,788)	(25,464)	(45,816)
Beazer Homes USA, Inc.
Condensed Financial Statements, Captions [Line Items]
Total revenue	0	0	0	0
Home construction and land sales expenses	9,430	9,996	23,944	27,823
Inventory impairments and option contract abandonments	0	0	0	0
Gross profit	(9,430)	(9,996)	(23,944)	(27,823)
Commissions	0	0	0	0
General and administrative expenses	0	0	0	0
Depreciation and amortization	0	0	0	0
Operating income	(9,430)	(9,996)	(23,944)	(27,823)
Equity in (loss) income of unconsolidated entities	0	0	0	0
Loss on extinguishment of debt	(19,764)	0	(19,917)	(3,638)
Other (expense) income, net	(10,421)	(14,252)	(41,112)	(46,709)
(Loss) income before income taxes	(39,615)	(24,248)	(84,973)	(78,170)
(Benefit from) provision for income taxes	(4,730)	(1,937)	(4,928)	(2,074)
Equity in income of subsidiaries	21,692	16,869	54,680	32,604
Loss from continuing operations	(13,193)	(5,442)	(25,365)	(43,492)
Income (loss) from discontinued operations, net of tax	0	0	0	0
Equity in income of subsidiaries	838	(346)	(99)	(2,324)
Net loss	(12,355)	(5,788)	(25,464)	(45,816)
Guarantor Subsidiaries
Condensed Financial Statements, Captions [Line Items]
Total revenue	354,671	314,439	917,862	849,243
Home construction and land sales expenses	274,527	250,501	715,630	685,670
Inventory impairments and option contract abandonments	2,010	0	2,921	2,229
Gross profit	78,134	63,938	199,311	161,344
Commissions	14,322	13,078	37,239	35,406
General and administrative expenses	35,967	29,570	96,944	84,633
Depreciation and amortization	3,400	2,953	9,138	8,761
Operating income	24,445	18,337	55,990	32,544
Equity in (loss) income of unconsolidated entities	(81)	(310)	221	(206)
Loss on extinguishment of debt	0	0	0	0
Other (expense) income, net	216	211	1,427	839
(Loss) income before income taxes	24,580	18,238	57,638	33,177
(Benefit from) provision for income taxes	2,935	1,457	3,079	880
Equity in income of subsidiaries	0	0	0	0
Loss from continuing operations	21,645	16,781	54,559	32,297
Income (loss) from discontinued operations, net of tax	842	(344)	(88)	(2,354)
Equity in income of subsidiaries	0	0	0	0
Net loss	22,487	16,437	54,471	29,943
Non-Guarantor Subsidiaries
Condensed Financial Statements, Captions [Line Items]
Total revenue	100	173	279	563
Home construction and land sales expenses	0	0	0	0
Inventory impairments and option contract abandonments	0	0	0	0
Gross profit	100	173	279	563
Commissions	0	0	0	0
General and administrative expenses	27	42	88	102
Depreciation and amortization	0	0	0	0
Operating income	73	131	191	461
Equity in (loss) income of unconsolidated entities	0	0	0	0
Loss on extinguishment of debt	0	0	0	0
Other (expense) income, net		5	(4)	12
(Loss) income before income taxes	73	136	187	473
(Benefit from) provision for income taxes	26	48	66	166
Equity in income of subsidiaries	0	0	0	0
Loss from continuing operations	47	88	121	307
Income (loss) from discontinued operations, net of tax	(4)	(2)	(11)	30
Equity in income of subsidiaries	0	0	0	0
Net loss	43	86	110	337
Consolidating Adjustments
Condensed Financial Statements, Captions [Line Items]
Total revenue	(100)	(173)	(279)	(563)
Home construction and land sales expenses	(100)	(173)	(279)	(563)
Inventory impairments and option contract abandonments	0	0	0	0
Gross profit	0	0	0	0
Commissions	0	0	0	0
General and administrative expenses	0	0	0	0
Depreciation and amortization	0	0	0	0
Operating income	0	0	0	0
Equity in (loss) income of unconsolidated entities	0	0	0	0
Loss on extinguishment of debt	0	0	0	0
Other (expense) income, net	0	0	0	0
(Loss) income before income taxes	0	0	0	0
(Benefit from) provision for income taxes	0	0	0	0
Equity in income of subsidiaries	(21,692)	(16,869)	(54,680)	(32,604)
Loss from continuing operations	(21,692)	(16,869)	(54,680)	(32,604)
Income (loss) from discontinued operations, net of tax	0	0	0	0
Equity in income of subsidiaries	(838)	346	99	2,324
Net loss	(22,530)	(16,523)	(54,581)	(30,280)
Continuing Operations [Member]
Condensed Financial Statements, Captions [Line Items]
Inventory impairments and option contract abandonments	$ 2,010	$ 0	$ 2,921	$ 2,229