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Debt - Agreements (Details) $ in Thousands |  |  |  | 12 Months Ended |
--- | --- | --- | --- | --- | ---
Sep. 29, 2016 USD ($) | Sep. 28, 2016 | Oct. 17, 2014 USD ($) | Sep. 30, 2016 USD ($) | Sep. 30, 2015 USD ($)
Debt |  |  |  |  |
Total debt |  |  |  | $ 4,125,300 | $ 4,606,900
Less: Current portion of debt and short-term borrowings |  |  |  | (366,300) | (160,400)
Long-term debt, less current portion |  |  |  | 3,758,966 | 4,446,527
Scheduled maturities of debt: |  |  |  |  |
2017 |  |  |  | 366,300 |
2018 |  |  |  | 126,600 |
2019 |  |  |  | 117,400 |
2020 |  |  |  | 111,800 |
2021 |  |  |  | 1,455,200 |
Thereafter |  |  |  | 1,948,000 |
Total debt |  |  |  | $ 4,125,300 | 4,606,900
Line of Credit |  |  |  |  |
Debt agreements |  |  |  |  |
Maximum increase in borrowing capacity |  |  | $ 500,000 |  |
Maximum consolidated leverage ratio | 4.75 | 5.00 |  |  |
Actual consolidated leverage ratio |  |  |  | 4.3 |
Outstanding letters of credit |  |  |  | $ 92,300 | 92,500
Remaining borrowing capacity under the credit facility |  |  |  | 888,400 | 947,600
Secured Debt |  |  |  |  |
Debt |  |  |  |  |
Total debt |  |  |  | 1,954,900 | 2,414,300
Scheduled maturities of debt: |  |  |  |  |
Total debt |  |  |  | 1,954,900 | 2,414,300
Revolving Credit Facility |  |  |  |  |
Debt agreements |  |  |  |  |
Borrowing capacity |  |  | 1,050,000 |  |
Letter of Credit |  |  |  |  |
Debt agreements |  |  |  |  |
Borrowing capacity | $ 500,000 |  |  |  |
URS Corporation |  |  |  |  |
Debt agreements |  |  |  |  |
Senior notes assumed in acquisition as part of consideration |  |  | 1,000,000 |  |
Notes |  |  |  |  |
Debt |  |  |  |  |
Total debt |  |  |  | 1,600,000 | 1,600,000
Scheduled maturities of debt: |  |  |  |  |
Total debt |  |  |  | 1,600,000 | 1,600,000
Other Debt |  |  |  |  |
Debt |  |  |  |  |
Total debt |  |  |  | 142,700 | 163,200
Scheduled maturities of debt: |  |  |  |  |
Total debt |  |  |  | 142,700 | 163,200
Debt agreements |  |  |  |  |
Outstanding letters of credit |  |  |  | 382,200 | 344,000
Senior Notes | URS Corporation |  |  |  |  |
Debt |  |  |  |  |
Total debt |  |  |  | 427,700 | 429,400
Scheduled maturities of debt: |  |  |  |  |
Total debt |  |  |  | $ 427,700 | $ 429,400
Term Loan A | Secured Debt |  |  |  |  |
Debt agreements |  |  |  |  |
Borrowing capacity | $ 185,000 |  | 1,925,000 |  |
Term Loan B | Secured Debt |  |  |  |  |
Debt agreements |  |  |  |  |
Borrowing capacity |  |  | $ 760,000 |  |

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