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Employee Benefits - Schedule of Assumptions to Determine Projected Benefit Obligation (Details)	12 Months Ended
	Dec. 29, 2018	Dec. 30, 2017
Projected benefit obligation:
Discount rate	4.37%	3.69%
Net periodic pension cost
Discount rate	3.69%	4.26%
Expected long-term rate of return on plan assets	6.00%	8.10%
Minimum
Projected benefit obligation:
Average rate of increase in future compensation levels	2.50%	2.50%
Net periodic pension cost
Average rate of increase in future compensation levels	2.50%	2.50%
Maximum
Projected benefit obligation:
Average rate of increase in future compensation levels	5.50%	5.50%
Net periodic pension cost
Average rate of increase in future compensation levels	5.50%	5.50%

X

- Definition

Weighted average rate for present value of future retirement benefits cash flows, used to determine benefit obligation of defined benefit plan.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (k)(1)
-URI http://asc.fasb.org/extlink&oid=108410482&loc=d3e1928-114920

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- Definition

Weighted average rate increase of compensation, used to determine benefit obligation of defined benefit plan. Plan includes, but is not limited to, pay-related defined benefit plan.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 1
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Weighted average rate for present value of future retirement benefits cash flows, used to determine net periodic benefit cost of defined benefit plan.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 1
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- Definition

Weighted average rate of return on plan assets, reflecting average rate of earnings expected on existing plan assets and expected contributions, used to determine net periodic benefit cost of defined benefit plan.

+ References

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- Definition

Weighted average rate of compensation increase used to determine net periodic benefit cost of defined benefit plan. Plan includes, but is not limited to, pay-related defined benefit plan.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 1
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