Supplemental Guarantor Information - Unaudited Consolidating Balance Sheet Information (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2012	Sep. 30, 2012	Dec. 31, 2011	Sep. 30, 2011
ASSETS
Cash and cash equivalents	$ 396,696	$ 487,795	$ 272,524	$ 370,403
Restricted cash	251,455	253,260
Accounts receivable (net of allowance of $2,184 and $2,235, respectively)	23,484	24,599
Income tax receivable	2,513	6,372
Owned inventory	1,141,691	1,099,132
Consolidated inventory not owned	9,205	12,420
Investments in unconsolidated entities	42,029	42,078
Deferred tax assets, net	6,924	6,848
Property, plant and equipment, net	18,054	18,974
Investments in subsidiaries	0	0
Intercompany	0	0
Other assets	29,473	30,740
Total assets	1,921,524	1,982,218
LIABILITIES AND STOCKHOLDERS' EQUITY
Trade accounts payable	56,062	69,268
Other liabilities	122,269	147,718
Intercompany	0	0
Obligations related to land not owned under option agreements	3,625	4,787
Total debt (net of discounts of $2,944 and $3,082, respectively)	1,496,951	1,498,198
Total liabilities	1,678,907	1,719,971
Stockholders' equity	242,617	262,247
Total liabilities and stockholders' equity	1,921,524	1,982,218
Beazer Homes USA, Inc.
ASSETS
Cash and cash equivalents	398,678	481,394	272,869	360,723
Restricted cash	251,074	252,900
Accounts receivable (net of allowance of $2,184 and $2,235, respectively)	0	0
Income tax receivable	2,513	6,372
Owned inventory	0	0
Consolidated inventory not owned	0	0
Investments in unconsolidated entities	773	773
Deferred tax assets, net	6,924	6,848
Property, plant and equipment, net	0	0
Investments in subsidiaries	66,746	63,120
Intercompany	1,020,717	969,425
Other assets	21,132	21,307
Total assets	1,768,557	1,802,139
LIABILITIES AND STOCKHOLDERS' EQUITY
Trade accounts payable	0	0
Other liabilities	36,613	49,354
Intercompany	1,093	1,098
Obligations related to land not owned under option agreements	0	0
Total debt (net of discounts of $2,944 and $3,082, respectively)	1,488,234	1,489,440
Total liabilities	1,525,940	1,539,892
Stockholders' equity	242,617	262,247
Total liabilities and stockholders' equity	1,768,557	1,802,139
Guarantor Subsidiaries
ASSETS
Cash and cash equivalents	931	8,215	1,882	10,488
Restricted cash	381	360
Accounts receivable (net of allowance of $2,184 and $2,235, respectively)	23,480	24,594
Income tax receivable	0	0
Owned inventory	1,141,691	1,099,132
Consolidated inventory not owned	9,205	12,420
Investments in unconsolidated entities	41,256	41,305
Deferred tax assets, net	0	0
Property, plant and equipment, net	18,054	18,974
Investments in subsidiaries	0	0
Intercompany	0	0
Other assets	6,781	7,783
Total assets	1,241,779	1,212,783
LIABILITIES AND STOCKHOLDERS' EQUITY
Trade accounts payable	56,062	69,268
Other liabilities	83,869	96,389
Intercompany	1,025,998	973,788
Obligations related to land not owned under option agreements	3,625	4,787
Total debt (net of discounts of $2,944 and $3,082, respectively)	8,717	8,758
Total liabilities	1,178,271	1,152,990
Stockholders' equity	63,508	59,793
Total liabilities and stockholders' equity	1,241,779	1,212,783
Non-Guarantor Subsidiaries
ASSETS
Cash and cash equivalents	599	646	1,175	418
Restricted cash	0	0
Accounts receivable (net of allowance of $2,184 and $2,235, respectively)	4	5
Income tax receivable	0	0
Owned inventory	0	0
Consolidated inventory not owned	0	0
Investments in unconsolidated entities	0	0
Deferred tax assets, net	0	0
Property, plant and equipment, net	0	0
Investments in subsidiaries	0	0
Intercompany	2,862	3,001
Other assets	1,560	1,650
Total assets	5,025	5,302
LIABILITIES AND STOCKHOLDERS' EQUITY
Trade accounts payable	0	0
Other liabilities	1,787	1,975
Intercompany	0	0
Obligations related to land not owned under option agreements	0	0
Total debt (net of discounts of $2,944 and $3,082, respectively)	0	0
Total liabilities	1,787	1,975
Stockholders' equity	3,238	3,327
Total liabilities and stockholders' equity	5,025	5,302
Consolidating Adjustments
ASSETS
Cash and cash equivalents	(3,512)	(2,460)	(3,402)	(1,226)
Restricted cash	0	0
Accounts receivable (net of allowance of $2,184 and $2,235, respectively)	0	0
Income tax receivable	0	0
Owned inventory	0	0
Consolidated inventory not owned	0	0
Investments in unconsolidated entities	0	0
Deferred tax assets, net	0	0
Property, plant and equipment, net	0	0
Investments in subsidiaries	(66,746)	(63,120)
Intercompany	(1,023,579)	(972,426)
Other assets	0	0
Total assets	(1,093,837)	(1,038,006)
LIABILITIES AND STOCKHOLDERS' EQUITY
Trade accounts payable	0	0
Other liabilities	0	0
Intercompany	(1,027,091)	(974,886)
Obligations related to land not owned under option agreements	0	0
Total debt (net of discounts of $2,944 and $3,082, respectively)	0	0
Total liabilities	(1,027,091)	(974,886)
Stockholders' equity	(66,746)	(63,120)
Total liabilities and stockholders' equity	$ (1,093,837)	$ (1,038,006)