Indebtedness and Interest Expense - Schedule of Debt (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2017	Jan. 01, 2017	Jan. 03, 2016
Debt Instrument [Line Items]
Long-term debt, gross	$ 986,500	$ 994,113
Unamortized original issue discount	(1,694)	(2,235)
Debt Issuance Costs, Net	(11,993)	(15,999)
Current portion	(7,600)	(7,613)
Bank indebtedness and other long-term debt, less current portion	965,213	968,266
Term Loan Facility [Member]
Debt Instrument [Line Items]
Long-term debt, gross	731,500	739,100
Senior Notes [Member]
Debt Instrument [Line Items]
Interest Expense, Debt, Excluding Amortization	20,330	19,774	$ 21,023
Long-term debt, gross	255,000	255,000
Notes payable [Member]
Debt Instrument [Line Items]
Long-term debt, gross	$ 0	$ 13
Swingline Loan Facility, the Revolving Credit Facility [Member] \| Revolving Credit Facility [Member] \| Senior Loans [Member]
Debt Instrument [Line Items]
Line of Credit Facility, Commitment Fee Percentage	0.50%
Line of Credit Facility, Commitment Fee Percentage Step Down	0.00%

Line of Credit Facility, Commitment Fee Percentage Step Down

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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

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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Amount, after accumulated amortization, of debt discount (premium).

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
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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
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- Definition

Represents the portion of interest incurred in the period on debt arrangements that was charged against earnings, excluding amortization of debt discount (premium) and financing costs.

+ References

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-Publisher FASB
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- Definition

The fee, expressed as a percentage of the line of credit facility, for the line of credit facility regardless of whether the facility has been used.

+ References

No definition available.

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- Definition

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.

+ References

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Amount after unamortized (discount) premium and debt issuance costs of long-term debt classified as noncurrent and excluding amounts to be repaid within one year or the normal operating cycle, if longer. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

+ References

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