Supplemental Guarantor Information - Unaudited Consolidating Statement of Operations (Details) (USD $)	3 Months Ended		6 Months Ended
	Mar. 31, 2014	Mar. 31, 2013	Mar. 31, 2014	Mar. 31, 2013
Condensed Financial Statements, Captions [Line Items]
Total revenue	$ 270,021,000	$ 287,902,000	$ 563,191,000	$ 534,804,000
Home construction and land sales expenses	216,969,000	241,992,000	455,438,000	452,606,000
Inventory impairments and option contract abandonments	880,000	2,025,000	911,000	2,229,000
Gross profit	52,172,000	43,885,000	106,842,000	79,969,000
Commissions	11,096,000	11,686,000	22,917,000	22,328,000
General and administrative expenses	32,628,000	28,795,000	61,038,000	55,123,000
Depreciation and amortization	2,831,000	3,093,000	5,738,000	5,808,000
Operating income (loss)	5,617,000	311,000	17,149,000	(3,290,000)
Equity in (loss) income of unconsolidated entities	(17,000)	68,000	302,000	104,000
Loss on extinguishment of debt	(153,000)	(3,638,000)	(153,000)	(3,638,000)
Other (expense) income, net	(13,727,000)	(16,195,000)	(29,484,000)	(31,822,000)
(Loss) income before income taxes	(8,280,000)	(19,454,000)	(12,186,000)	(38,646,000)
(Benefit from) provision for income taxes	(56,000)	(343,000)	(14,000)	(596,000)
Equity in income of subsidiaries	0	0	0	0
Loss from continuing operations	(8,224,000)	(19,111,000)	(12,172,000)	(38,050,000)
Income (loss) from discontinued operations, net of tax	253,000	(529,000)	(937,000)	(1,978,000)
Equity in income of subsidiaries	0	0	0	0
Net loss	(7,971,000)	(19,640,000)	(13,109,000)	(40,028,000)
Beazer Homes USA, Inc.
Condensed Financial Statements, Captions [Line Items]
Total revenue	0	0	0	0
Home construction and land sales expenses	7,379,000	9,352,000	14,514,000	17,827,000
Inventory impairments and option contract abandonments	0	0	0	0
Gross profit	(7,379,000)	(9,352,000)	(14,514,000)	(17,827,000)
Commissions	0	0	0	0
General and administrative expenses	0	0	0	0
Depreciation and amortization	0	0	0	0
Operating income (loss)	(7,379,000)	(9,352,000)	(14,514,000)	(17,827,000)
Equity in (loss) income of unconsolidated entities	0	0	0	0
Loss on extinguishment of debt	(153,000)	(3,638,000)	(153,000)	(3,638,000)
Other (expense) income, net	(14,659,000)	(16,246,000)	(30,692,000)	(32,457,000)
(Loss) income before income taxes	(22,191,000)	(29,236,000)	(45,359,000)	(53,922,000)
(Benefit from) provision for income taxes	(210,000)	(583,000)	(199,000)	(1,014,000)
Equity in income of subsidiaries	13,757,000	9,542,000	32,988,000	14,858,000
Loss from continuing operations	(8,224,000)	(19,111,000)	(12,172,000)	(38,050,000)
Income (loss) from discontinued operations, net of tax	0	0	0	0
Equity in income of subsidiaries	253,000	(529,000)	(937,000)	(1,978,000)
Net loss	(7,971,000)	(19,640,000)	(13,109,000)	(40,028,000)
Guarantor Subsidiaries
Condensed Financial Statements, Captions [Line Items]
Total revenue	270,021,000	287,902,000	563,191,000	534,804,000
Home construction and land sales expenses	209,690,000	232,813,000	441,104,000	435,169,000
Inventory impairments and option contract abandonments	880,000	2,025,000	911,000	2,229,000
Gross profit	59,451,000	53,064,000	121,176,000	97,406,000
Commissions	11,096,000	11,686,000	22,917,000	22,328,000
General and administrative expenses	32,592,000	28,762,000	60,976,000	55,063,000
Depreciation and amortization	2,831,000	3,093,000	5,738,000	5,808,000
Operating income (loss)	12,932,000	9,523,000	31,545,000	14,207,000
Equity in (loss) income of unconsolidated entities	(17,000)	68,000	302,000	104,000
Loss on extinguishment of debt	0	0	0	0
Other (expense) income, net	933,000	47,000	1,212,000	627,000
(Loss) income before income taxes	13,848,000	9,638,000	33,059,000	14,938,000
(Benefit from) provision for income taxes	131,000	193,000	145,000	281,000
Equity in income of subsidiaries	0	0	0	0
Loss from continuing operations	13,717,000	9,445,000	32,914,000	14,657,000
Income (loss) from discontinued operations, net of tax	257,000	(519,000)	(930,000)	(2,010,000)
Equity in income of subsidiaries	0	0	0	0
Net loss	13,974,000	8,926,000	31,984,000	12,647,000
Non-Guarantor Subsidiaries
Condensed Financial Statements, Captions [Line Items]
Total revenue	100,000	173,000	180,000	390,000
Home construction and land sales expenses	0	0	0	0
Inventory impairments and option contract abandonments	0	0	0	0
Gross profit	100,000	173,000	180,000	390,000
Commissions	0	0	0	0
General and administrative expenses	36,000	33,000	62,000	60,000
Depreciation and amortization	0	0	0	0
Operating income (loss)	64,000	140,000	118,000	330,000
Equity in (loss) income of unconsolidated entities	0	0	0	0
Loss on extinguishment of debt	0	0	0	0
Other (expense) income, net	(1,000)	4,000	(4,000)	8,000
(Loss) income before income taxes	63,000	144,000	114,000	338,000
(Benefit from) provision for income taxes	23,000	47,000	40,000	137,000
Equity in income of subsidiaries	0	0	0	0
Loss from continuing operations	40,000	97,000	74,000	201,000
Income (loss) from discontinued operations, net of tax	(4,000)	(10,000)	(7,000)	32,000
Equity in income of subsidiaries	0	0	0	0
Net loss	36,000	87,000	67,000	233,000
Consolidating Adjustments
Condensed Financial Statements, Captions [Line Items]
Total revenue	(100,000)	(173,000)	(180,000)	(390,000)
Home construction and land sales expenses	(100,000)	(173,000)	(180,000)	(390,000)
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 (loss)	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	(13,757,000)	(9,542,000)	(32,988,000)	(14,858,000)
Loss from continuing operations	(13,757,000)	(9,542,000)	(32,988,000)	(14,858,000)
Income (loss) from discontinued operations, net of tax	0	0	0	0
Equity in income of subsidiaries	(253,000)	529,000	937,000	1,978,000
Net loss	$ (14,010,000)	$ (9,013,000)	$ (32,051,000)	$ (12,880,000)