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Note 3 - Retirement and Other Benefit Plans (Tables)
12 Months Ended
Oct. 30, 2015
Post-retirement Healthcare Benefits [Member]  
Notes Tables  
Schedule of Expected Benefit Payments [Table Text Block]
Fiscal Years
 
Postretirement
Heathcare
Benefits
 
2016
  $ 41  
2017
  $ 41  
2018
  $ 41  
2019
  $ 41  
2020
  $ 86  
2021-2025
  $ 436  
One Percent Increase in Healthcare Cost Trend Rate [Member]  
Notes Tables  
Schedule of Effect of One-Percentage-Point Change in Assumed Health Care Cost Trend Rates [Table Text Block]
 
 
2015
 
 
2014
 
Interest cost plus service cost
  $ 5     $ 5  
Accumulated postretirement healthcare obligation
  $ 80     $ 78  
Executive Post-retirement Benefits [Member]  
Notes Tables  
Schedule of Expected Benefit Payments [Table Text Block]
Fiscal Years
 
Executive
Postretirement
Benefits
 
2016
  $ 280  
2017
  $ 78  
2018
  $ 126  
2019
  $ 280  
2020
  $ 502  
2021-2025
  $ 2,510  
Pension Plan [Member]  
Notes Tables  
Schedule of Expected Benefit Payments [Table Text Block]
Fiscal Years
 
Pension
Benefits
 
2016
  $ 1,940  
2017
  $ 2,064  
2018
  $ 2,158  
2019
  $ 2,295  
2020
  $ 2,443  
2021-2025
  $ 14,914  
Schedule of Net Benefit Costs [Table Text Block]
 
 
52 Weeks
 
 
 
2015
 
 
2014
 
Service cost
  $ 113     $ 135  
Interest cost
    2,176       2,226  
Expected return on plan assets
    (3,346
)
    (3,131
)
Amortization of unrecognized loss
    1,244       830  
Amortization of unrecognized prior service costs
    -       1  
Net pension cost
  $ 187     $ 61  
Schedule of Assumptions Used [Table Text Block]
 
 
2015
 
 
2014
 
Discount rate
    4.15
%
    4.05
%
Rate of increase in salary levels
 
N/A
   
N/A
 
Expected return on plan assets
    8.00
%
    8.00
%
Schedule of Changes in Projected Benefit Obligations [Table Text Block]
 
 
52 Weeks
 
 
 
2015
 
 
2014
 
Change in plan assets:
               
Fair value of plan assets - beginning of year
  $ 42,320     $ 39,124  
Employer contributions
    1,157       1,587  
Actual return on plan assets
    (640
)
    2,939  
Benefits paid
    (1,418
)
    (1,330
)
Fair value of plan assets - end of year
  $ 41,419     $ 42,320  
Change in benefit obligations:
               
Benefit obligations - beginning of year
  $ 54,277     $ 49,154  
Service cost
    113       135  
Interest cost
    2,176       2,226  
Actuarial (gain) loss
    4,783       4,093  
Benefits paid
    (1,418
)
    (1,331
)
Benefit obligations - end of year
    59,931       54,277  
Funded status of the plans
    (18,512
)
    (11,957
)
Unrecognized prior service costs
    0       0  
Unrecognized net actuarial loss
    25,844       18,319  
Net amount recognized
  $ 7,332     $ 6,362  
Schedule of Allocation of Plan Assets [Table Text Block]
Asset Class
 
2015
 
 
Target
Asset
Allocation
 
 
2014
 
 
Target
Asset
Allocation
 
Large Cap Equities
    31.1
%
    32.0
%
    30.9
%
    30.0
%
Mid Cap Equities
    0
%
    0.0
%
    0
%
    0.0
%
Small Cap Equities
    13.3
%
    12.0
%
    15.6
%
    15.0
%
International (equities only)
    20.3 %     21.0
%
    18.4
%
    20.0
%
Fixed Income
    30.8
%
    31.0
%
    29.2
%
    31.0
%
Other (Government/Corporate, Bonds)
    1.9
%
    2.0
%
    2.8
%
    2.0
%
Cash
    2.6
%
    2.0
%
    3.1
%
    2.0
%
Total
    100.0       100 %     100.0       100 %
Fair Value of Pension Plan Assets [Table Text Block]
 
 
Year Ended 2015
 
 
 
Level 1
 
 
Level 2
 
 
Level 3
 
 
Total
 
                                 
Total plan assets
  $ 41,419       -       -     $ 41,419  
Net Periodic Post-retirement Healthcare Cost [Table Text Block]
 
 
52 Weeks
 
 
 
2015
 
 
2014
 
Service cost
  $ 20     $ 18  
Interest cost
    36       37  
Amortization of prior service cost
    -       -  
Amortization of actuarial gain
    (37
)
    (65
)
Net periodic postretirement healthcare cost (benefit)
  $ 19     $ (10
)
Schedule of Health Care Cost Trend Rates [Table Text Block]
 
 
2015
 
 
2014
 
Discount rate
    3.94
%
    3.83
%
Medical trend rate next year
    8.50
%
    8.50
%
Ultimate trend rate
    5.00
%
    5.00
%
Year ultimate trend rate is achieved
 
2021
   
2021
 
Schedule of Effect of One-Percentage-Point Change in Assumed Health Care Cost Trend Rates [Table Text Block]
 
 
2015
 
 
2014
 
Interest cost plus service cost
  $ (4
)
  $ (4
)
Accumulated postretirement healthcare obligation
  $ (66
)
  $ (64
)
Schedule of Net Funded Status [Table Text Block]
 
 
2015
 
 
2014
 
Change in accumulated postretirement healthcare obligation:
               
Healthcare obligation - beginning of year
  $ 965     $ 880  
Service cost
    20       18  
Interest cost
    36       37  
Actuarial loss (gain)
    1       52  
Benefits paid
    (19
)
    (22
)
Healthcare obligation – end of year
  $ 1,003     $ 965  
                 
Funded status of the plans
    1,003       965  
Unrecognized prior service costs
    -       -  
Unrecognized net actuarial gain
    (174
)
    (212
)
Unrecognized amounts recorded in other comprehensive income
    174       212  
Postretirement healthcare liability
  $ 1,003     $ 965