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Other Financial Information | 12 Months Ended
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Sep. 30, 2023
Other Financial Information |
Other Financial Information | 16. Other Financial Information Accrued expenses and other current liabilities consist of the following: ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Fiscal Year Ended
​ |  | September 30, |  | September 30,
​ | ​ | 2023 | ​ | 2022
​ | ​ | (in millions)
Accrued salaries and benefits | ​ | $ | 599.8 | ​ | $ | 602.2
Accrued contract costs | ​ |  | 1,340.4 | ​ | ​ | 1,246.0
Other accrued expenses | ​ |  | 347.3 | ​ | ​ | 333.2
​ | ​ | $ | 2,287.5 | ​ | $ | 2,181.4
​ Accrued contract costs above include balances related to professional liability accruals of $809.6 million and $789.3 million as of September 30, 2023 and 2022, respectively. The remaining accrued contract costs primarily relate to costs for services provided by subcontractors and other non-employees. Liabilities recorded related to accrued contract losses were not material as of September 30, 2023 and 2022. The Company did not have material revisions to estimates for contracts where revenue is recognized using the input method during the twelve months ended September 30, 2023 and 2022. For the year ended September 30, 2023, the Company incurred restructuring expenses of $188.4 million, included personnel and other costs of $91.6 million and real estate costs of $96.8 million, of which $53.3 million was accrued and unpaid at September 30, 2023. During the year ended September 30, 2022, the Company incurred restructuring expenses of $107.5 million, of which $69.1 million was related to the exit of our Russia-related businesses. The remaining $38.4 million related to actions to improve margins and deliver efficiencies. These expenses included personnel and other costs of $27.5 million and real estate costs of $10.9 million, of which $7.9 million was accrued and unpaid at September 30, 2022. On September 13, 2023, the Company’s Board of Directors declared a quarterly cash dividend of $0.18 per share, which was paid on October 20, 2023 to stockholders of record as of the close of business on October 5, 2023. As of September 30, 2023, accrued and unpaid dividends totaled $26.7 million and were classified within other accrued expenses on the consolidated balance sheet.

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