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Summary of Significant Accounting Policies (Tables) | 12 Months Ended
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Sep. 30, 2020
Accounting Policies [Abstract] |
Goodwill by reporting segment | The Company’s goodwill balances by reporting segment were as follows:
| September 30,
| 2020 |  | 2019
| (In millions)
East | $ | 26.4 |  |  | $ | 26.4 |
Midwest | 49.7 |  |  | 49.7 |
Southeast | 40.1 |  |  | 40.1 |
South Central | 15.9 |  |  | 15.9 |
Southwest | — |  |  | — |
West | 2.2 |  |  | 2.2 |
Forestar | 29.2 |  |  | 29.2 |
Total goodwill | $ | 163.5 |  |  | $ | 163.5 |

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- Definition Tabular disclosure of goodwill by reportable segment and in total which includes a rollforward schedule. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=121556970&loc=d3e13816-109267 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=121556970&loc=d3e13854-109267 + Details
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