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v3.20.4

Other Financial Information (Tables) | 3 Months Ended
--- | ---
Dec. 31, 2020
Other Financial Information |
Schedule of accrued expenses and other current liabilities | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | December 31, | ​ | September 30,
​ |  | 2020 |  | 2020
​ | ​ | (in millions)
Accrued salaries and benefits | ​ | $ | 678.8 | ​ | $ | 675.7
Accrued contract costs | ​ |  | 1,137.3 | ​ |  | 1,104.7
Other accrued expenses | ​ |  | 449.6 | ​ |  | 431.3
​ | ​ | $ | 2,265.7 | ​ | $ | 2,211.7

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