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Components of Current and Long-Term Debt (Detail) - USD ($) $ in Thousands | Jun. 30, 2018 | Dec. 30, 2017
--- | --- | ---
Debt Instrument |  |  |
Total Debt |  | $ 1,801,500 | $ 1,865,000
Less: Current Portion |  | 118,498 | 82,750
Unamortized Deferred Financing Costs |  | 10,298 | 11,205
Unamortized Debt Discount |  | 28,233 | 30,433
Total Long-Term Debt |  | $ 1,644,471 | $ 1,740,612
Effective Interest Rate | [1] | 7.44% | 4.96%
Former Tranche B-2 Term Facility due April 2, 2020 |  |  |
Debt Instrument |  |  |
Total Debt |  | $ 0 | $ 0
Unamortized Deferred Financing Costs |  | 0 | 0
Unamortized Debt Discount |  | $ 0 | $ 0
Effective Interest Rate | [1] | 0.00% | 4.76%
New Term Loan due November 29, 2024 |  |  |
Debt Instrument |  |  |
Total Debt |  | $ 1,501,500 | $ 1,540,000
Unamortized Deferred Financing Costs |  | 9,009 | 9,783
Unamortized Debt Discount |  | $ 28,233 | $ 30,433
Effective Interest Rate | [1] | 7.24% | 6.84%
Notes due December 1, 2025 |  |  |
Debt Instrument |  |  |
Total Debt |  | $ 300,000 | $ 300,000
Unamortized Deferred Financing Costs |  | 1,289 | 1,422
Unamortized Debt Discount |  | $ 0 | $ 0
Effective Interest Rate | [1] | 8.57% | 8.82%
New Revolving Credit Facility due November 29, 2022 |  |  |
Debt Instrument |  |  |
Total Debt |  | $ 0 | $ 25,000
Unamortized Deferred Financing Costs |  | 0 | 0
Unamortized Debt Discount |  | $ 0 | $ 0
Effective Interest Rate | [1] | 4.34% | 4.15%
[1] | Includes amortization of deferred financing costs and debt discount. For fiscal 2017, the effective interest rate for the tranche B-2 term facility of the Company’s then-existing term loan facility was computed based on interest expense incurred over the period for which borrowings were outstanding.

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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/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (b)(1) -URI http://asc.fasb.org/extlink&oid=109500613&loc=SL6031897-161870 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -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://fasb.org/us-gaap/role/ref/legacyRef -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 4: http://fasb.org/us-gaap/role/ref/legacyRef -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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