Note 9 - Post Employment Benefit Obligations (Details Textual) - USD ($) $ in Thousands	May 02, 2017	May 26, 2018	Nov. 25, 2017
Postemployment Benefits Liability, Noncurrent		$ 13,672	$ 13,326
Deferred Compensation, Management Savings Plan [Member]
Deferred Compensation Arrangement with Individual, Recorded Liability		485	139
Unfunded Deferred Compensation Plan [Member]
Postemployment Benefits Liability, Noncurrent		1,877	1,916
Management Savings Plan [member]
Defined Benefit Plan, Fixed Future Benefit Award	$ 2,000
Defined Benefit Plan, Fixed Future Benefit Award, Individual Participants	$ 400
Liability, Defined Benefit Pension Plan		1,032	985
Supplemental Employee Retirement Plan [Member]
Postemployment Benefits Liability, Total		$ 11,329	$ 11,337

The fixed future benefit awarded to participants of the unfunded defined benefit plan.

No definition available.

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- Definition

The fixed future benefit awarded to each individual participant of the unfunded defined benefit plan.

+ References

No definition available.

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- Definition

The carrying amount of the liability as of the balance sheet date to an individual under a deferred compensation arrangement. This amount may be the result of periodic accruals made over the period of active employment, or reflect termination benefits resulting contractual terms or a death benefit.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 710
-SubTopic 10
-Section 30
-Paragraph 1
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- Definition

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

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
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- Definition

The carrying amount as of the balance sheet date of the obligations recognized for the various benefits provided to former or inactive employees, their beneficiaries, and covered dependents after employment but before retirement.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition

For a classified balance sheet, the carrying amount as of the balance sheet date of the portion of the obligations recognized for the various benefits provided to former or inactive employees, their beneficiaries, and covered dependents after employment but before retirement that is payable after one year (or beyond the operating cycle if longer).

+ References

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