Supplemental Guarantor Information - Unaudited Consolidating Statement of Operations (Details) (USD $)	3 Months Ended		9 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
Condensed Financial Statements, Captions [Line Items]
Total revenue	$ 314,439,000	$ 254,555,000	$ 849,243,000	$ 634,746,000
Home construction and land sales expenses	260,324,000	227,505,000	712,930,000	560,564,000
Inventory impairments and option contract abandonments	0	5,819,000	2,229,000	10,492,000
Gross profit	54,115,000	21,231,000	134,084,000	63,690,000
Commissions	13,078,000	10,776,000	35,406,000	27,522,000
General and administrative expenses	29,612,000	27,867,000	84,735,000	82,380,000
Depreciation and amortization	2,953,000	3,743,000	8,761,000	9,336,000
Operating income (loss)	8,472,000	(21,155,000)	5,182,000	(55,548,000)
Equity in (loss) income of unconsolidated entities	(310,000)	48,000	(206,000)	(25,000)
Other (expense) income, net	(14,036,000)	(16,804,000)	(45,858,000)	(53,342,000)
(Loss) income from continuing operations before income taxes	(5,874,000)	(37,911,000)	(44,520,000)	(111,662,000)
(Benefit from) provision for income taxes	(432,000)	145,000	(1,028,000)	(36,438,000)
Equity in (loss) income of subsidiaries	0	0	0	0
Loss from continuing operations	(5,442,000)	(38,056,000)	(43,492,000)	(75,224,000)
Loss from discontinued operations, net of tax	(346,000)	(1,828,000)	(2,324,000)	(3,869,000)
Equity in income (loss) of subsidiaries	0	0	0	0
Net loss	(5,788,000)	(39,884,000)	(45,816,000)	(79,093,000)
Loss on extinguishment of debt	0	0	(3,638,000)	(2,747,000)
Beazer Homes USA, Inc.
Condensed Financial Statements, Captions [Line Items]
Total revenue	0	0	0	0
Home construction and land sales expenses	9,996,000	15,649,000	27,823,000	41,128,000
Inventory impairments and option contract abandonments		222,000	0	275,000
Gross profit	(9,996,000)	(15,871,000)	(27,823,000)	(41,403,000)
Commissions	0	0	0	0
General and administrative expenses	0	0	0	0
Depreciation and amortization	0	0	0	0
Operating income (loss)	(9,996,000)	(15,871,000)	(27,823,000)	(41,403,000)
Equity in (loss) income of unconsolidated entities	0	0	0	0
Other (expense) income, net	(14,252,000)	(17,233,000)	(46,709,000)	(55,147,000)
(Loss) income from continuing operations before income taxes	(24,248,000)	(33,104,000)	(78,170,000)	(99,297,000)
(Benefit from) provision for income taxes	(1,937,000)	(12,868,000)	(2,074,000)	(38,597,000)
Equity in (loss) income of subsidiaries	16,869,000	(17,820,000)	32,604,000	(14,524,000)
Loss from continuing operations	(5,442,000)	(38,056,000)	(43,492,000)	(75,224,000)
Loss from discontinued operations, net of tax	0	0	0	0
Equity in income (loss) of subsidiaries	(346,000)	(1,828,000)	(2,324,000)	(3,869,000)
Net loss	(5,788,000)	(39,884,000)	(45,816,000)	(79,093,000)
Loss on extinguishment of debt			(3,638,000)	(2,747,000)
Guarantor Subsidiaries
Condensed Financial Statements, Captions [Line Items]
Total revenue	314,439,000	254,555,000	849,243,000	634,746,000
Home construction and land sales expenses	250,501,000	212,096,000	685,670,000	520,137,000
Inventory impairments and option contract abandonments		5,597,000	2,229,000	10,217,000
Gross profit	63,938,000	36,862,000	161,344,000	104,392,000
Commissions	13,078,000	10,776,000	35,406,000	27,522,000
General and administrative expenses	29,570,000	27,840,000	84,633,000	82,291,000
Depreciation and amortization	2,953,000	3,743,000	8,761,000	9,336,000
Operating income (loss)	18,337,000	(5,497,000)	32,544,000	(14,757,000)
Equity in (loss) income of unconsolidated entities	(310,000)	48,000	(206,000)	(25,000)
Other (expense) income, net	211,000	414,000	839,000	1,780,000
(Loss) income from continuing operations before income taxes	18,238,000	(5,035,000)	33,177,000	(13,002,000)
(Benefit from) provision for income taxes	1,457,000	12,936,000	880,000	1,936,000
Equity in (loss) income of subsidiaries	0	0	0	0
Loss from continuing operations	16,781,000	(17,971,000)	32,297,000	(14,938,000)
Loss from discontinued operations, net of tax	(344,000)	(1,820,000)	(2,354,000)	(3,858,000)
Equity in income (loss) of subsidiaries	0	0	0	0
Net loss	16,437,000	(19,791,000)	29,943,000	(18,796,000)
Loss on extinguishment of debt			0	0
Non-Guarantor Subsidiaries
Condensed Financial Statements, Captions [Line Items]
Total revenue	173,000	240,000	563,000	701,000
Home construction and land sales expenses	0	0	0	0
Inventory impairments and option contract abandonments		0	0	0
Gross profit	173,000	240,000	563,000	701,000
Commissions	0	0	0	0
General and administrative expenses	42,000	27,000	102,000	89,000
Depreciation and amortization	0	0	0	0
Operating income (loss)	131,000	213,000	461,000	612,000
Equity in (loss) income of unconsolidated entities	0	0	0	0
Other (expense) income, net	5,000	15,000	12,000	25,000
(Loss) income from continuing operations before income taxes	136,000	228,000	473,000	637,000
(Benefit from) provision for income taxes	48,000	77,000	166,000	223,000
Equity in (loss) income of subsidiaries	0	0	0	0
Loss from continuing operations	88,000	151,000	307,000	414,000
Loss from discontinued operations, net of tax	(2,000)	(8,000)	30,000	(11,000)
Equity in income (loss) of subsidiaries	0	0	0	0
Net loss	86,000	143,000	337,000	403,000
Loss on extinguishment of debt			0	0
Consolidating Adjustments
Condensed Financial Statements, Captions [Line Items]
Total revenue	(173,000)	(240,000)	(563,000)	(701,000)
Home construction and land sales expenses	(173,000)	(240,000)	(563,000)	(701,000)
Inventory impairments and option contract abandonments		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
Other (expense) income, net	0	0	0	0
(Loss) income from continuing operations before income taxes	0	0	0	0
(Benefit from) provision for income taxes	0	0	0	0
Equity in (loss) income of subsidiaries	(16,869,000)	17,820,000	(32,604,000)	14,524,000
Loss from continuing operations	(16,869,000)	17,820,000	(32,604,000)	14,524,000
Loss from discontinued operations, net of tax	0	0	0	0
Equity in income (loss) of subsidiaries	346,000	1,828,000	2,324,000	3,869,000
Net loss	(16,523,000)	19,648,000	(30,280,000)	18,393,000
Loss on extinguishment of debt			$ 0	$ 0