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v3.20.1

Other Financial Information (Tables) | 6 Months Ended
--- | ---
Mar. 31, 2020
Other Financial Information |
Schedule of accrued expenses and other current liabilities | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | March 31, | ​ | September 30,
​ |  | 2020 |  | 2019
​ | ​ | (in millions)
Accrued salaries and benefits | ​ | $ | 690.0 | ​ | $ | 681.5
Accrued contract costs | ​ |  | 1,050.0 | ​ |  | 927.1
Other accrued expenses | ​ |  | 464.4 | ​ |  | 269.7
​ | ​ | $ | 2,204.4 | ​ | $ | 1,878.3

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