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EMPLOYEE BENEFIT PLANS (Narrative) (Details) - USD ($) $ in Millions	12 Months Ended
	Mar. 27, 2021	Mar. 28, 2020
Deferred Compensation Arrangement with Individual, Postretirement Benefits [Line Items]
Matching percentage	50.00%	50.00%
Percentage of contributions matched	6.00%	6.00%
Defined Contribution Plan, Employer Discretionary Contribution Amount	$ 0.4	$ 0.9
Expense related to ESPP	0.1
NQDC Plan [Member]
Deferred Compensation Arrangement with Individual, Postretirement Benefits [Line Items]
Deferred Compensation Liability, Current and Noncurrent	$ 0.4	0.4
ESPP [Member]
Deferred Compensation Arrangement with Individual, Postretirement Benefits [Line Items]
Number of shares authorized under ESPP	650,000
Percentage of Number of shares purchased	85.00%
Expense related to ESPP	$ 0.1	$ 0.1
Other Postretirement Benefit Plan, Defined Benefit [Member]
Deferred Compensation Arrangement with Individual, Postretirement Benefits [Line Items]
Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Rate of Compensation Increase	50.00%
Defined Benefit Plan, Effect of One Percentage Point Increase on Service and Interest Cost Components	$ 0.2
Defined Benefit Plan, Effect of One Percentage Point Decrease on Service and Interest Cost Components	0.2
Defined Benefit Plan, Effect of One Percentage Point Decrease on Accumulated Postretirement Benefit Obligation	$ 0.2

X

- Definition

Percentage of Number of shares purchased.

+ References

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- Definition

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- Definition

Aggregate carrying value as of the balance sheet date of the liabilities for all deferred compensation arrangements. Represents currently earned compensation under compensation arrangements that is not actually paid until a later date.

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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

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (k)(2)
-URI http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920

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- Definition

Amount of decrease in accumulated postretirement benefit obligation from one-percentage-point decrease in assumed health care cost trend rate.

+ References

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-Section 50
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Amount of decrease in service and interest cost components of net periodic postretirement benefit cost from one-percentage-point decrease in assumed health care cost trend rate.

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Amount of increase in service and interest cost components of net periodic postretirement benefit cost from one-percentage-point increase in assumed health care cost trend rate.

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- Definition

Amount of discretionary contributions made by an employer to a defined contribution plan.

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- Definition

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

+ References

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- Definition

Amount of additional cost recognized for award under share-based payment arrangement from occurrence of event accelerating recognition of cost.

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- Definition

Number of shares authorized for issuance under share-based payment arrangement.

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-Section 50
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