RESTRUCTURING (Liability Incurred for Restructuring Plan) (Details) - USD ($) $ in Thousands	3 Months Ended
Apr. 04, 2020	Mar. 30, 2019
Restructuring Reserve
Charges	$ 9,375	$ 10,187
NWF 2.0
Restructuring Reserve
Beginning balance	7,084
Charges	9,375
Cash Payments	9,787
Non-cash Items	684
Ending balance	5,988
NWF 2.0 \| Store closures
Restructuring Reserve
Beginning balance	22
Charges	732
Cash Payments	42
Non-cash Items	684
Ending balance	28
NWF 2.0 \| Professional services
Restructuring Reserve
Beginning balance	2,824
Charges	3,189
Cash Payments	3,963
Non-cash Items	0
Ending balance	2,050
NWF 2.0 \| Severance and employee-related benefits
Restructuring Reserve
Beginning balance	4,238
Charges	5,454
Cash Payments	5,782
Non-cash Items	0
Ending balance	$ 3,910

Amount of cash payments made as the result of exit or disposal activities. Excludes payments associated with a discontinued operation or an asset retirement obligation.

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Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation.

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Carrying amount (including both current and noncurrent portions of the accrual) as of the balance sheet date pertaining to a specified type of cost associated with exit from or disposal of business activities or restructuring pursuant to a duly authorized plan.

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Amount of decrease in the reserve for full or partial settlement through consideration other than cash.

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