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Other Financial Information (Tables) | 9 Months Ended
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Jun. 30, 2018
Other Financial Information |
Schedule of accrued expenses and other current liabilities |
|  | June 30, 2018 |  | September 30, 2017 |
|  | (in millions) |
Accrued salaries and benefits |  | $ | 938.9 |  | $ | 1,018.5 |
Accrued contract costs |  | 853.3 |  | 911.9 |
Other accrued expenses |  | 392.5 |  | 315.1 |
|  | $ | 2,184.7 |  | $ | 2,245.5 |

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