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v3.10.0.1

Investment in Unconsolidated Entities - Condensed Financial Information of Unconsolidated Entities (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Jun. 30, 2018 | Jun. 30, 2017 | Jun. 30, 2018 | Jun. 30, 2017
Assets: |  |  |  |
Assets | $ 94.8 |  | $ 94.8 |
Liabilities and Equity: |  |  |  |
Debt | 45.6 |  | 45.6 |
Equity | 47.2 |  | 47.2 |
Liabilities and Equity | 94.8 |  | 94.8 |
Revenues | 2.8 |  | 14.9 |
Net earnings of unconsolidated entities | 2.7 |  | 24.4 |
Equity in earnings of unconsolidated entities | 0.4 | $ 0.0 | 3.1 | $ 0.0
Forestar Group [Member] |  |  |  |
Liabilities and Equity: |  |  |  |
Equity in earnings of unconsolidated entities | 1.0 |  | 10.1 |
Accounts Payable [Member] |  |  |  |
Liabilities and Equity: |  |  |  |
Accounts payable and other liabilities | 2.0 |  | 2.0 |
Cash and Cash Equivalents [Member] |  |  |  |
Assets: |  |  |  |
Current assets | 5.8 |  | 5.8 |
Inventories [Member] |  |  |  |
Assets: |  |  |  |
Current assets | 88.0 |  | 88.0 |
Other Assets [Member] |  |  |  |
Assets: |  |  |  |
Current assets | $ 1.0 |  | $ 1.0 |

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