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v3.19.2

Other Financial Information (Tables) | 9 Months Ended
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Jun. 30, 2019
Other Financial Information |
Schedule of accrued expenses and other current liabilities | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | June 30, | ​ | September 30,
​ |  | 2019 |  | 2018
​ | ​ | (in millions)
Accrued salaries and benefits | ​ | $ | 851.1 | ​ | $ | 1,035.9
Accrued contract costs | ​ |  | 880.7 | ​ |  | 861.0
Other accrued expenses | ​ |  | 426.1 | ​ |  | 370.1
​ | ​ | $ | 2,157.9 | ​ | $ | 2,267.0

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