RETIREMENT PLANS (Details) - USD ($) $ in Millions	12 Months Ended
Dec. 29, 2018	Dec. 30, 2017	Dec. 31, 2016
Defined Benefit Plan Disclosure [Line Items]
Employer matching contribution, percent (in hundredths)	25.00%	25.00%	25.00%
Defined contribution plan, cost recognized	$ 3.4	$ 4.8	$ 4.4
Maximum annual contribution per employee (in hundredths)	6.00%
Number of years of service with the Company	20 years
Number of years of service with the Company as on officer	10 years
Percentage of officer's highest base salary (in hundredths)	150.00%
Years preceding separation from service	3 years
Other Liabilities
Defined Benefit Plan Disclosure [Line Items]
Liabilities related to Plan	$ 9.1	$ 7.8

The number of years of service with the Company.

No definition available.

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- Definition

The number of years of service with the Company as an officer.

+ References

No definition available.

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The percentage of the highest base salary for officers of the entity used as a basis for retirement benefits for the officer in the three years immediately preceding separation from service.

+ References

No definition available.

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- Definition

The number of years preceding separation from service the former officer is eligible for 150% of their highest base salary.

+ References

No definition available.

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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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- Definition

Amount of cost for defined contribution plan.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
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-Topic 715
-SubTopic 70
-Section 50
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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.

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

+ References

No definition available.

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- Definition

Amount of liability, recognized in statement of financial position, for defined benefit other postretirement plan, classified as noncurrent. Excludes pension plan.

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