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Components of Current and Long-Term Debt (Detail) - USD ($) $ in Thousands		Apr. 01, 2017	Dec. 31, 2016
Debt Instrument
Total Debt		$ 2,016,000	$ 2,021,250
Less Current Portion		$ 21,000	$ 21,000
Effective Interest Rate	[1]	4.52%	4.38%
Unamortized Deferred Financing Costs		$ 17,495	$ 18,951
Total Long-Term Debt		1,977,505	1,981,299
Tranche B-1 Term Facility due April 2, 2016
Debt Instrument
Total Debt		$ 0	$ 0
Effective Interest Rate	[1]	0.00%	3.96%
Tranche B-2 Term Facility due April 2, 2020
Debt Instrument
Total Debt		$ 2,016,000	$ 2,021,250
Effective Interest Rate	[1]	4.52%	4.41%
Revolving Facility due April 2, 2018
Debt Instrument
Total Debt		$ 0	$ 0
Effective Interest Rate	[1]	0.00%	3.35%
[1] Includes amortization of deferred financing costs. For fiscal 2016, the effective interest rate for the Revolving Facility and Tranche B-1 Term Facility was computed based on interest expense incurred over the period for which borrowings were outstanding.

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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

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
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Amount, before accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
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-URI http://asc.fasb.org/extlink&oid=64930785&loc=d3e28555-108399

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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
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-Subparagraph (SX 210.7-03(a)(16))
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Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt, classified as current. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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