Indebtedness (Schedule of Indebtedness Outstanding) (Details) - USD ($) $ in Thousands	Dec. 30, 2017	Dec. 31, 2016
Debt Instrument [Line Items]
Total debt and capital lease obligations	$ 527,230	$ 564,365
Debt Issuance Costs, Noncurrent, Net	(515)	(616)
Long-term Debt and Capital Lease Obligations, Net of Debt Issuance Costs	526,715	563,749
Less: current portion	(11,585)	(26,197)
Long-term debt and capital lease obligations	515,130	537,552
Senior Notes [Member]
Debt Instrument [Line Items]
Total debt and capital lease obligations	500,000	500,000
Capital lease obligations
Debt Instrument [Line Items]
Total debt and capital lease obligations	13,068	50,444
Other [Member]
Debt Instrument [Line Items]
Total debt and capital lease obligations	$ 14,162	$ 13,921

Long-term Debt and Capital Lease Obligations, Net of Debt Issuance Costs

No definition available.

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- Definition

Sum of the carrying values as of the balance sheet date of all debt, including all short-term borrowings, long-term debt, and capital lease obligations.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
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+ References

No definition available.

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- Definition

Amount, after accumulated amortization, of debt issuance costs classified as noncurrent. 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
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- Definition

Amount of long-term debt and capital lease obligation due after one year or beyond the normal operating cycle, if longer.

+ References

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-Name Accounting Standards Codification
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Amount of long-term debt and capital leases due within one year or the normal operating cycle, if longer.

+ References

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-Name Accounting Standards Codification
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