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Capitalized Interest (Tables) | 9 Months Ended
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Jun. 30, 2018
Interest Costs Incurred [Abstract] |
Rollforward of capitalized interest | The following table summarizes the Company’s interest costs incurred, capitalized and expensed during the three and nine months ended June 30, 2018 and 2017:
|  | Three Months Ended June 30, |  | Nine Months Ended June 30,
|  | 2018 |  | 2017 |  | 2018 |  | 2017
|  | (In millions)
Capitalized interest, beginning of period |  | $ | 170.1 |  |  | $ | 186.2 |  |  | $ | 167.9 |  |  | $ | 191.2 |
Interest incurred (1) |  | 31.0 |  |  | 32.4 |  |  | 93.8 |  |  | 99.4 |
Interest charged to cost of sales |  | (35.4 | ) |  | (38.7 | ) |  | (96.0 | ) |  | (110.7 | )
Capitalized interest, end of period |  | $ | 165.7 |  |  | $ | 179.9 |  |  | $ | 165.7 |  |  | $ | 179.9 |
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(1) | Interest incurred included interest on the Company's mortgage repurchase facility of $3.4 million and $7.9 million in the three and nine months ended June 30, 2018, respectively, and $2.4 million and $5.9 million in the same periods of fiscal 2017. Also included in the fiscal 2018 amounts is interest incurred by Forestar of $0.9 million in the three months ended June 30, 2018 and $2.3 million from the acquisition date through June 30, 2018.

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