Supplemental Guarantor Information - Unaudited Consolidating Balance Sheet Information (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013	Sep. 30, 2013	Dec. 31, 2012	Sep. 30, 2012
ASSETS
Cash and cash equivalents	$ 382,560	$ 504,459	$ 396,696	$ 487,795
Restricted cash	49,155	48,978
Accounts receivable (net of allowance)	21,074	22,342
Income tax receivable	2,813	2,813
Owned inventory	1,374,987	1,304,694
Consolidated inventory not owned	7,751	9,124
Investments in unconsolidated entities	47,424	44,997
Deferred tax assets, net	5,333	5,253
Property, plant and equipment, net	17,437	17,000
Investments in subsidiaries	0	0
Intercompany	0	0
Other assets	24,299	27,129
Total assets	1,932,833	1,986,789
LIABILITIES AND STOCKHOLDERS' EQUITY
Trade accounts payable	60,505	83,800
Other liabilities	117,318	145,623
Intercompany	0	0
Obligations related to land not owned under option agreements	3,147	4,633
Total debt (net of discounts of $4,970 and $5,160 respectively)	1,516,255	1,512,183
Total liabilities	1,697,225	1,746,239
Stockholders' equity	235,608	240,550
Total liabilities and stockholders' equity	1,932,833	1,986,789
Beazer Homes USA, Inc.
ASSETS
Cash and cash equivalents	388,595	499,341	398,678	481,394
Restricted cash	48,268	47,873
Accounts receivable (net of allowance)	0	0
Income tax receivable	2,813	2,813
Owned inventory	0	0
Consolidated inventory not owned	0	0
Investments in unconsolidated entities	773	773
Deferred tax assets, net	5,333	5,253
Property, plant and equipment, net	0	0
Investments in subsidiaries	141,371	123,600
Intercompany	1,163,078	1,088,949
Other assets	18,367	19,602
Total assets	1,768,598	1,788,204
LIABILITIES AND STOCKHOLDERS' EQUITY
Trade accounts payable	0	0
Other liabilities	38,882	52,009
Intercompany	2,417	2,747
Obligations related to land not owned under option agreements	0	0
Total debt (net of discounts of $4,970 and $5,160 respectively)	1,491,691	1,492,898
Total liabilities	1,532,990	1,547,654
Stockholders' equity	235,608	240,550
Total liabilities and stockholders' equity	1,768,598	1,788,204
Guarantor Subsidiaries
ASSETS
Cash and cash equivalents	69	6,324	931	8,215
Restricted cash	887	1,105
Accounts receivable (net of allowance)	21,072	22,339
Income tax receivable	0	0
Owned inventory	1,374,987	1,304,694
Consolidated inventory not owned	7,751	9,124
Investments in unconsolidated entities	46,651	44,224
Deferred tax assets, net	0	0
Property, plant and equipment, net	17,437	17,000
Investments in subsidiaries	0	0
Intercompany	0	0
Other assets	5,642	7,147
Total assets	1,474,496	1,411,957
LIABILITIES AND STOCKHOLDERS' EQUITY
Trade accounts payable	60,505	83,800
Other liabilities	77,360	92,384
Intercompany	1,170,716	1,091,792
Obligations related to land not owned under option agreements	3,147	4,633
Total debt (net of discounts of $4,970 and $5,160 respectively)	24,564	19,285
Total liabilities	1,336,292	1,291,894
Stockholders' equity	138,204	120,063
Total liabilities and stockholders' equity	1,474,496	1,411,957
Non-Guarantor Subsidiaries
ASSETS
Cash and cash equivalents	1,534	1,637	599	646
Restricted cash	0	0
Accounts receivable (net of allowance)	2	3
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	2,417	2,747
Other assets	290	380
Total assets	4,243	4,767
LIABILITIES AND STOCKHOLDERS' EQUITY
Trade accounts payable	0	0
Other liabilities	1,076	1,230
Intercompany	0	0
Obligations related to land not owned under option agreements	0	0
Total debt (net of discounts of $4,970 and $5,160 respectively)	0	0
Total liabilities	1,076	1,230
Stockholders' equity	3,167	3,537
Total liabilities and stockholders' equity	4,243	4,767
Consolidating Adjustments
ASSETS
Cash and cash equivalents	(7,638)	(2,843)	(3,512)	(2,460)
Restricted cash	0	0
Accounts receivable (net of allowance)	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	(141,371)	(123,600)
Intercompany	(1,165,495)	(1,091,696)
Other assets	0	0
Total assets	(1,314,504)	(1,218,139)
LIABILITIES AND STOCKHOLDERS' EQUITY
Trade accounts payable	0	0
Other liabilities	0	0
Intercompany	(1,173,133)	(1,094,539)
Obligations related to land not owned under option agreements	0	0
Total debt (net of discounts of $4,970 and $5,160 respectively)	0	0
Total liabilities	(1,173,133)	(1,094,539)
Stockholders' equity	(141,371)	(123,600)
Total liabilities and stockholders' equity	$ (1,314,504)	$ (1,218,139)