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v3.20.4

Other Financial Information (Details) - USD ($) $ in Thousands | 3 Months Ended |
--- | --- | ---
Dec. 31, 2020 | Dec. 31, 2019 | Sep. 30, 2020
Accrued expenses and other current liabilities |  |  |
Accrued salaries and benefits | $ 678,800 |  | $ 675,700
Accrued contract costs | 1,137,300 |  | 1,104,700
Other accrued expenses | 449,600 |  | 431,300
Total accrued expenses | 2,265,731 |  | 2,211,734
Restructuring costs | 13,038 | $ 44,925 |
Accrued restructuring expenses | 1,700 | 16,700 |
Minimum |  |  |
Accrued expenses and other current liabilities |  |  |
Restructuring and Related Cost, Expected Cost | 30,000 |  |
Maximum |  |  |
Accrued expenses and other current liabilities |  |  |
Restructuring and Related Cost, Expected Cost | 50,000 |  |
Personnel and other costs |  |  |
Accrued expenses and other current liabilities |  |  |
Restructuring costs | 10,200 | 38,200 |
Real estate costs |  |  |
Accrued expenses and other current liabilities |  |  |
Restructuring costs | 2,800 | $ 6,700 |
Professional liability accrual |  |  |
Accrued expenses and other current liabilities |  |  |
Accrued contract costs | $ 628,500 |  | $ 596,000

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