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Borrowings and Credit Arrangements - Additional Information (Detail) - USD ($) $ / shares in Millions |  | 3 Months Ended | 6 Months Ended | 9 Months Ended |
--- | --- | --- | --- | --- | ---
Dec. 24, 2014 | Mar. 26, 2016 | Mar. 28, 2015 | Dec. 27, 2014 | Mar. 26, 2016 | Mar. 28, 2015 | Jul. 01, 2015 | Sep. 26, 2015
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Non-cash interest expense amortization of debt discount and deferred financing costs |  |  |  |  | $ 26,100,000 | $ 33,200,000 |  |
Debt extinguishment loss |  | $ (4,500,000) | $ 0 |  | (4,500,000) | (6,700,000) |  |
Convertible Notes Payable, Current |  | 58,000,000 |  |  | 58,000,000 |  |  | $ 142,200,000
Repayments of Convertible Debt |  |  |  |  | (311,500,000) | $ 0 |  |
Accounts Receivable from Securitization |  | 200,000,000 |  |  | 200,000,000 |  |  |
Additional borrowing under Accounts Receivable Securitization |  | $ 50,000,000 |  |  | $ 50,000,000 |  |  |
Debt Instrument, Description of Variable Rate Basis |  |  |  |  | 0.007 |  |  |
Credit Agreement |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Weighted average interest rates, Borrowings outstanding under the credit agreement |  | 2.18% | 2.62% |  | 2.06% | 2.70% |  |
Interest expense |  | $ 10,800,000 | $ 14,400,000 |  | $ 20,700,000 | $ 31,900,000 |  |
Non-cash interest expense amortization of debt discount and deferred financing costs |  | $ 1,100,000 | 2,700,000 |  | 2,100,000 | 5,800,000 |  |
Term Loan [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Weighted average interest rates, Borrowings outstanding under the credit agreement |  | 2.18% |  |  |  |  |  |
2022 Notes [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Interest expense |  | $ 13,900,000 |  |  | 27,900,000 |  |  |
Non-cash interest expense amortization of debt discount and deferred financing costs |  | 1,000,000 |  |  | $ 1,900,000 |  |  |
Senior note interest rate per year |  |  |  |  | 5.25% |  |  |
Senior Notes |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Interest expense |  |  | 16,000,000 |  |  | 32,000,000 |  |
Non-cash interest expense amortization of debt discount and deferred financing costs |  |  | $ 400,000 |  |  | $ 800,000 |  |
Senior note interest rate per year |  |  |  |  |  |  | 6.25% |
Maximum [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Accounts Receivable from Securitization |  | 200,000,000 |  |  | $ 200,000,000 |  |  |
Two Thousand Ten Original Notes [Member] | Convertible Notes Payable [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Debt extinguishment loss |  | 3,800,000 |  |  |  |  |  |
Gains (Losses) on Recourse Debt |  | 3,300,000 |  |  |  |  |  |
Exceeds Percentage Of Conversion Price Of Common Stock |  |  |  |  | 130.00% |  |  |
Convertible Notes Payable, Current |  | 58,000,000.0 |  |  | $ 58,000,000.0 |  |  |
Debt Instrument, Face Amount |  | 59,900,000.0 |  |  | 59,900,000.0 |  |  |
Amount by which the if-converted value exceeds the principal amount |  | 30,100,000.0 |  |  | $ 30,100,000.0 |  |  |
Repayments of Convertible Debt |  | $ 140,100,000 |  |  |  |  |  |
Conversion Of Notes Into Shares Conversion Price |  | $ 0.0 |  |  |  |  |  |
Write off of Deferred Debt Issuance Cost |  | $ 300,000 |  |  |  |  |  |
Allocated Third Party Costs |  | $ 200,000 |  |  |  |  |  |
Debt Instrument Nonconvertible Effective Interest Rate |  | 2.71% |  |  |  |  |  |
Adjustments to Additional Paid in Capital, Equity Component of Convertible Debt |  | $ 49,900,000 |  |  |  |  |  |
Deferred Taxes, Reacquisition of Equity Component |  | 10,000,000 |  |  |  |  |  |
Two Thousand Ten Original Notes [Member] | Minimum [Member] | Convertible Notes Payable [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Number Of Trading Days |  |  |  |  | 20 days |  |  |
Two Thousand Ten Original Notes [Member] | Maximum [Member] | Convertible Notes Payable [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Number Of Trading Days |  |  |  |  | 30 days |  |  |
Two Thousand And Twelve Notes [Member] | Convertible Notes Payable [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Debt extinguishment loss |  | 700,000 |  |  |  |  |  |
Debt Instrument, Face Amount |  | 136,600,000 |  |  | $ 136,600,000 |  |  |
Repayments of Convertible Debt |  | $ 171,300,000 |  |  |  |  |  |
Conversion Of Notes Into Shares Conversion Price |  | $ 0.0 |  |  |  |  |  |
Write off of Deferred Debt Issuance Cost |  | $ 500,000 |  |  |  |  |  |
Allocated Third Party Costs |  | 200,000 |  |  |  |  |  |
Adjustments to Additional Paid in Capital, Equity Component of Convertible Debt |  | 38,900,000 |  |  |  |  |  |
Deferred Taxes, Reacquisition of Equity Component |  | $ 12,500,000 |  |  |  |  |  |
Two Thousand And Twelve Notes [Member] | First Valuation Date [Member] | Convertible Notes Payable [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Debt Instrument Nonconvertible Effective Interest Rate |  | 3.87% |  |  |  |  |  |
Two Thousand And Twelve Notes [Member] | Second Valuation Date [Member] | Convertible Notes Payable [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Debt Instrument Nonconvertible Effective Interest Rate |  | 3.41% |  |  |  |  |  |
Term Loan B [Member] | Credit Agreement |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Prepaid principal amount | $ 300,000,000 |  |  |  |  |  |  |
Debt extinguishment loss |  |  |  | $ 6,700,000 |  |  |  |
November Eighteen Two Thousand Ten Original Notes [Member] | Convertible Notes Payable [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Debt Instrument, Face Amount |  | $ 90,000,000 |  |  | $ 90,000,000 |  |  |

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