Discontinued Operations - Results of Discontinued Operations (Details) (USD $)	3 Months Ended				6 Months Ended
	Mar. 31, 2015		Mar. 31, 2014		Mar. 31, 2015		Mar. 31, 2014
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Inventory impairments and option contract abandonments	$ 0		$ 880,000		$ 0		$ 911,000
Income (loss) from discontinued operations, net of tax	64,000		253,000		(4,190,000)		(937,000)
Discontinued Operations
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Total revenue	280,000		0		280,000		464,000
Home construction and land sales expenses	105,000	[1]	1,497,000	[1]	4,056,000	[1]	2,952,000	[1]
Gross profit	175,000		(1,497,000)		(3,776,000)		(2,488,000)
General and administrative expenses	114,000	[2]	(1,750,000)	[2]	418,000	[2]	(1,561,000)	[2]
Operating income (loss)	61,000		253,000		(4,194,000)		(927,000)
Other (expense) income, net	1,000		0		1,000		0
Income (loss) from discontinued operations before income taxes	62,000		253,000		(4,193,000)		(927,000)
Provision for (benefit from) income taxes	(2,000)		0		(3,000)		10,000
Income (loss) from discontinued operations, net of tax	64,000		253,000		(4,190,000)		(937,000)
Litigation settlement cost					3,700,000
Legal Fee Recoveries			$ 1,900,000				$ 1,900,000

[1] The six months ended March 31, 2015 includes a $3.7 million expense related to the probable liability of a case regarding alleged past construction defects in our discontinued operation in Denver, Colorado.

[2] The three and six months ended March 31, 2014 includes approximately $1.9 million of recoveries received for legal fees related to outstanding matters in Denver, Colorado.