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Borrowings and Credit Arrangements (Tables) | 6 Months Ended
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Apr. 01, 2017
Debt Disclosure [Abstract] |
Company's Borrowings | The Company’s borrowings consisted of the following:
| April 1, 2017 |  | September 24, 2016
Current debt obligations, net of debt discount: |  |  |
Term Loan | $ | 102.6 |  |  | $ | 83.8 |
Securitization Program | 164.0 |  |  | 200.0 |
Convertible Notes | 782.8 |  |  | 12.2 |
Total current debt obligations | $ | 1,049.4 |  |  | $ | 296.0 |
Long-term debt obligations, net of debt discount: |  |  |
Term Loan | 1,254.1 |  |  | 1,308.2 |
2022 Senior Notes | 979.7 |  |  | 977.7 |
Convertible Notes | — |  |  | 763.5 |
Total long-term debt obligations | $ | 2,233.8 |  |  | $ | 3,049.4 |
Total debt obligations | $ | 3,283.2 |  |  | $ | 3,345.4 |
Interest Expense under Convertible Notes | Interest expense under the Convertible Notes was as follows:
| Three Months Ended |  | Six Months Ended
| April 1, 2017 |  | March 26, 2016 |  | April 1, 2017 |  | March 26, 2016
Amortization of debt discount | $ | 4.9 |  |  | $ | 5.8 |  |  | $ | 10.1 |  |  | $ | 12.2 |
Amortization of deferred financing costs | 0.2 |  |  | 0.3 |  |  | 0.5 |  |  | 0.6 |
Principal accretion | 4.3 |  |  | 4.1 |  |  | 8.9 |  |  | 8.2 |
Non-cash interest expense | 9.4 |  |  | 10.2 |  |  | 19.5 |  |  | 21.0 |
2.00% accrued interest (cash) | 1.8 |  |  | 2.7 |  |  | 3.8 |  |  | 5.9 |
| $ | 11.2 |  |  | $ | 12.9 |  |  | $ | 23.3 |  |  | $ | 26.9 |

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- Definition Tabular disclosure of information pertaining to short-term and long-debt instruments or arrangements, including but not limited to identification of terms, features, collateral requirements and other information necessary to a fair presentation. + References No definition available. + Details
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