Number of Regions in which Entity Operates

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- Definition

Total Capital Expenditure, cash and non-cash

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- Definition

Write-off of a deposit on a legacy land investment

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- Definition

Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

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- Definition

The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation.

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- Definition

Number of operating segments. An operating segment is a component of an enterprise: (a) that engages in business activities from which it may earn revenues and incur expenses (including revenues and expenses relating to transactions with other components of the same enterprise), (b) whose operating results are regularly reviewed by the enterprise's chief operating decision maker to make decisions about resources to be allocated to the segment and assess its performance, and (c) for which discrete financial information is available. An operating segment may engage in business activities for which it has yet to earn revenues, for example, start-up operations may be operating segments before earning revenues.

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- Definition

The number of states the entity operates in as of the balance sheet date.

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- Definition

The net result for the period of deducting operating expenses from operating revenues.

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- Definition

The cash outflow associated with the acquisition of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale; includes cash outflows to pay for construction of self-constructed assets.

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- Definition

Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Segment Information (Details) $ in Thousands	3 Months Ended								12 Months Ended
Segment Information (Details) $ in Thousands	Sep. 30, 2019 USD ($) state region	Jun. 30, 2019 USD ($)	Mar. 31, 2019 USD ($)	Dec. 31, 2018 USD ($)	Sep. 30, 2018 USD ($)	Jun. 30, 2018 USD ($)	Mar. 31, 2018 USD ($)	Dec. 31, 2017 USD ($)	Sep. 30, 2019 USD ($) state region segment	Sep. 30, 2018 USD ($)	Sep. 30, 2017 USD ($)
Segment Reporting [Abstract]
Number of states with active operations \| state	13								13
Number of regions in which entity operates \| region	3								3
Number of homebuilding segments \| segment									3
Segment Reporting Information [Line Items]
Revenue	$ 781,701	$ 482,738	$ 421,260	$ 402,040	$ 767,945	$ 511,521	$ 455,178	$ 372,489	$ 2,087,739	$ 2,107,133	$ 1,916,278
Operating (loss) income	36,005	$ 9,543	$ (138,950)	$ 3,506	43,462	$ 17,580	$ 13,825	$ 6,681	(89,896)	81,548	62,138
Write-off of a deposit on a legacy land investment									0	0	2,700
Depreciation and amortization									14,759	13,807	14,009
Capital Expenditures									21,356	17,020	12,440
Total Capital Expenditure, cash and noncash									21,356	17,020	12,440
Assets	1,957,644				2,128,102				1,957,644	2,128,102
Operating Segments
Segment Reporting Information [Line Items]
Operating (loss) income									86,249	245,632	222,696
Depreciation and amortization									13,161	12,734	12,698
Corporate and unallocated
Segment Reporting Information [Line Items]
Operating (loss) income									(176,145)	(164,084)	(160,558)
Depreciation and amortization									1,598	1,073	1,311
Capital Expenditures									4,117	3,522	341
Assets	560,763				542,713				560,763	542,713
West
Segment Reporting Information [Line Items]
Revenue									1,014,702	1,014,803	853,230
West \| Operating Segments
Segment Reporting Information [Line Items]
Operating (loss) income									(5,492)	142,310	110,600
Depreciation and amortization									6,456	7,062	7,207
Capital Expenditures									11,635	8,152	7,086
Assets	751,110				835,230				751,110	835,230
East
Segment Reporting Information [Line Items]
Revenue									514,961	524,563	551,422
East \| Operating Segments
Segment Reporting Information [Line Items]
Operating (loss) income									51,576	57,372	58,191
Depreciation and amortization									3,250	2,619	2,927
Capital Expenditures									2,518	2,234	2,474
Assets	286,340				335,474				286,340	335,474
Southeast
Segment Reporting Information [Line Items]
Revenue									558,076	567,767	511,626
Southeast \| Operating Segments
Segment Reporting Information [Line Items]
Operating (loss) income									40,165	45,950	53,905
Depreciation and amortization									3,455	3,053	2,564
Capital Expenditures									3,086	3,112	$ 2,539
Assets	$ 359,431				$ 414,685				$ 359,431	$ 414,685