Investments in Unconsolidated Entities - Investments in Unconsolidated Entities (Details) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2014	Sep. 30, 2013
Schedule of Equity Method Investments [Line Items]
Beazer’s investment in unconsolidated entities	$ 36,547	$ 44,997
Total equity of unconsolidated entities	387,572	385,040
Total outstanding borrowings of unconsolidated entities	$ 111,624	$ 85,938