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Debt - Summary of Long-Term Debt (Detail) - USD ($) $ in Millions | Apr. 02, 2016 | Dec. 31, 2015 | Mar. 28, 2015
--- | --- | --- | ---
Debt Instrument [Line Items] |  |  |  |
Long-term debt and capital lease obligations, gross | $ 1,972.6 |  | $ 1,973.2 |
Debt Issuance Costs | (17.7) |  | (18.4) |
Aggregate carrying value | 1,962.5 |  | 1,965.6 |
Long-Term Debt, Net | 1,954.9 |  | 1,954.8 |
Less — Current portion | (26.4) | [1] | (23.1) |
Long-term debt | 1,928.5 | [1] | 1,931.7 |
Other |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Long-term debt and capital lease obligations, gross | 10.1 |  | 7.6 |
Debt Issuance Costs | 0.0 |  | 0.0 |
Long-Term Debt, Net | 10.1 |  | 7.6 |
Credit Agreement — Term Loan Facility | Term Loan Facility |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Long-term debt, gross | 487.5 |  | 490.6 |
Debt Issuance Costs | (2.0) |  | (2.2) |
Aggregate carrying value | $ 485.5 |  | $ 488.4 |
Weighted Average Interest Rate | 1.78% |  | 1.78% |
4.75% Senior Notes due 2023 | Senior notes |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Long-term debt, stated coupon rate | 4.75% |  | 4.75% |
Long-term debt, gross | $ 500.0 |  | $ 500.0 |
Debt Issuance Costs | (5.3) |  | (5.5) |
Aggregate carrying value | $ 494.7 |  | $ 494.5 |
Weighted Average Interest Rate | 4.75% |  | 4.75% |
5.375% Senior Notes due 2024 | Senior notes |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Long-term debt, stated coupon rate | 5.375% |  | 5.375% |
Long-term debt, gross | $ 325.0 |  | $ 325.0 |
Debt Issuance Costs | (3.1) |  | (3.2) |
Aggregate carrying value | $ 321.9 |  | $ 321.8 |
Weighted Average Interest Rate | 5.375% |  | 5.375% |
5.25% Senior Notes due 2025 | Senior notes |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Long-term debt, stated coupon rate | 5.25% |  | 5.25% | 8.125%
Long-term debt, gross | $ 650.0 |  | $ 650.0 |
Debt Issuance Costs | (7.3) |  | (7.5) |
Aggregate carrying value | $ 642.7 |  | $ 642.5 |
Weighted Average Interest Rate | 5.25% |  | 5.25% |
[1] | Unaudited.

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- Definition Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt and capital lease obligations. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt. + References No definition available. + Details
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- Definition Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(16)) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(16)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 + Details
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- Definition Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(1)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=64930785&loc=d3e28551-108399 + Details
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- Definition Amount, after accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=64930785&loc=d3e28555-108399 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.17) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(16)) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(16)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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