Defined Contribution Plan, Employees Covered, Percent

No definition available.

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- Definition

Defined Contribution Plan, Employer Matching Contribution, Discretionary, Percent

+ References

No definition available.

+ Details

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- Definition

Defined Contribution Plans [Line Items]

+ References

No definition available.

+ Details

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- Definition

The amount of the cost recognized during the period for defined contribution plans.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 70
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=49170846&loc=d3e28014-114942

+ Details

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- Definition

Percentage of employees' gross pay for which the employer contributes a matching contribution to a defined contribution plan.

+ References

No definition available.

+ Details

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- Definition

Maximum percentage of employee gross pay the employee may contribute to a defined contribution plan.

+ References

No definition available.

+ Details

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- Details

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- Details

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Employee Benefit Plans (Defined Contribution Plans) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jul. 01, 2017	Jun. 25, 2016	Jul. 01, 2017	Jun. 25, 2016
Non-Collective-Bargaining Plan [Member]
Defined Contribution Plans [Line Items]
Percentage of Employees Covered			85.00%
Employer Matching Contribution, Percentage			1.00%
Employer Matching Contribution, Discretionary Percentage			2.00%
Maximum Annual Contribution Per Employee, Percentage			3.00%
Cost Recognized	$ 245	$ 239	$ 478	$ 465
Collective-Bargaining Plan [Member]
Defined Contribution Plans [Line Items]
Percentage of Employees Covered			15.00%
Maximum Annual Contribution Per Employee, Percentage			2.75%
Cost Recognized	$ 42	$ 20	$ 60	$ 35