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Note 10 - Pension and Postretirement Benefits (Tables)
 12 Months Ended
Dec. 03, 2016
Notes Tables  
Changes in Projected Benefit Obligations, Fair Value of Plan Assets, and Funded Status of Plan [Table Text Block]
 
  
Pension Benefits
    
Other Postretirement
  
 
  
U.S. Plans
    
Non-U.S. Plans
    
Benefits
  
 
  
2016
    
2015
    
2016
    
2015
    
2016
    
2015
  
Change in projected benefit obligation
      
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Benefit obligation at beginning of
year
 
$
376,098
    $
408,595
 
 
$
201,172
    $
220,216
 
 
$
49,923
    $
54,370
 
Service cost
 
 
110
     
107
 
 
 
2,016
     
1,924
 
 
 
342
     
449
 
Interest cost
 
 
15,360
     
16,322
 
 
 
5,465
     
5,986
 
 
 
1,956
     
2,042
 
Participant contributions
 
 
-
     
-
 
 
 
-
     
-
 
 
 
282
     
328
 
Actuarial (gain)/loss
1
 
 
(2,253
)
    
(15,317
 )
 
 
15,254
     
3,780
 
 
 
(6,450
)
    
(3,988
 )
Other
 
 
-
     
-
 
 
 
19
     
-
 
 
 
-
     
-
 
Settlement payments
 
 
(8,399
)
    
(15,493
 )
 
 
(511
)
    
-
 
 
 
-
     
-
 
Benefits paid
 
 
(18,703
)
    
(18,116
 )
 
 
(7,382
)
    
(7,726
 )
 
 
(3,332
)
    
(3,278
 )
Foreign currency translation effect
 
 
-
     
-
 
 
 
(13,857
)
    
(23,008
 )
 
 
-
     
-
 
Benefit obligation at end of year
 
 
362,213
     
376,098
 
 
 
202,176
     
201,172
 
 
 
42,721
     
49,923
 
                                                 
Change in plan assets
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Fair value of plan assets at beginning
of year
 
 
336,461
     
384,335
 
 
 
172,241
     
188,210
 
 
 
62,585
     
63,076
 
Actual return on plan assets
 
 
20,610
     
(15,799
 )
 
 
10,516
     
7,408
 
 
 
4,388
     
1,249
 
Employer contributions
 
 
1,536
     
1,534
 
 
 
2,319
     
1,901
 
 
 
2,717
     
1,210
 
Participant contributions
 
 
-
     
-
 
 
 
-
     
-
 
 
 
282
     
328
 
Settlement payments
 
 
(8,399
)
    
(15,493
 )
 
 
-
     
-
 
 
 
-
     
-
 
Other
 
 
-
     
-
 
 
 
98
     
-
 
 
 
-
     
-
 
Benefits paid
2
 
 
(18,703
)
    
(18,116
 )
 
 
(7,382
)
    
(7,726
 )
 
 
(3,332
)
    
(3,278
 )
Foreign currency translation effect
 
 
-
     
-
 
 
 
(14,470
)
    
(17,552
 )
 
 
-
     
-
 
Fair value of plan assets at end of
year
 
 
331,505
     
336,461
 
 
 
163,323
     
172,241
 
 
 
66,640
     
62,585
 
Plan assets (less than) in excess of
benefit obligation as of year end
 
$
(30,708
)
   $
(39,637
 )
 
$
(38,853
)
   $
(28,931
 )
 
$
23,919
    $
12,662
 
Schedule of Net Periodic Benefit Cost Not yet Recognized [Table Text Block]
Amounts in accumulated other
comprehensive income (loss) that have not
been
  
Pension Benefits
    
Other
Postretirement
  
recognized as components of net
 
U.S. Plans
    
Non-U.S. Plans
    
Benefits
  
periodic benefit cost
  
2016
    
2015
    
2016
    
2015
    
2016
    
2015
  
Unrecognized actuarial loss
 
$
157,185
    $
160,544
 
 
$
82,874
    $
75,157
 
 
$
13,653
    $
21,189
 
Unrecognized prior service cost (benefit)
 
 
61
     
90
 
 
 
(7
)
    
(11
 )
 
 
-
     
(41
 )
Ending balance
 
$
157,246
    $
160,634
 
 
$
82,867
    $
75,146
 
 
$
13,653
    $
21,148
 
Schedule of Amounts Recognized in Balance Sheet [Table Text Block]
 
  
Pension Benefits
    
Other Postretirement
  
 
  
U.S. Plans
    
Non-U.S. Plans
    
Benefits
  
 
  
2016
    
2015
    
2016
    
2015
    
2016
    
2015
  
Statement of financial position as of fiscal year-end
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Non-current assets
 
$
-
    $
-
 
 
$
-
    $
4,282
 
 
$
27,093
    $
15,755
 
Accrued benefit cost
                                                
Current liabilities
 
 
(1,489
)
    
(1,490
 )
 
 
(1,162
)
    
(1,100
 )
 
 
(206
)
    
(191
 )
Non-current liabilities
 
 
(29,219
)
    
(38,147
 )
 
 
(37,691
)
    
(32,113
 )
 
 
(2,968
)
    
(2,902
 )
Ending balance
 
$
(30,708
)
   $
(39,637
 )
 
$
(38,853
)
   $
(28,931
 )
 
$
23,919
    $
12,662
 
Schedule of Benefit Obligations in Excess of Fair Value of Plan Assets [Table Text Block]
 
 
Pension Benefits and Other Postretirement Benefits
 
 
 
U.S. Plans
 
 
Non-U.S. Plans
 
 
 
2016
 
 
2015
 
 
2016
 
 
2015
 
Accumulated benefit obligation
 
$
352,853
 
   $
355,988
 
 
$
201,151
 
   $
99,010
 
Fair value of plan assets
 
 
331,505
 
    
336,461
 
 
 
163,323
 
    
73,389
 
 
 
Pension Benefits and Other Postretirement Benefits
 
 
 
U.S. Plans
 
 
Non-U.S. Plans
 
 
 
2016
 
 
2015
 
 
2016
 
 
2015
 
Projected benefit obligation
 
$
362,213
 
   $
376,098
 
 
$
202,176
 
   $
113,633
 
Fair value of plan assets
 
 
331,505
 
    
336,461
 
 
 
163,323
 
    
80,421
 
Schedule of Expected Benefit Payments [Table Text Block]
 
 
Pension Benefits
 
 
Other
 
 
 
U.S. Plans
 
 
Non-U.S.
Plans
 
 
Postretirement
Benefits
 
Employer contributions
 
 
 
 
 
 
 
 
 
 
 
 
2017
   $
-
    $
466
    $
2,000
 
Expected benefit payments
 
 
 
 
 
 
 
 
 
 
 
 
2017
   $
19,206
    $
6,987
    $
3,219
 
2018
    
19,579
     
7,138
     
3,214
 
2019
    
19,926
     
7,487
     
3,214
 
2020
    
20,342
     
7,330
     
3,193
 
2021
    
20,781
     
7,734
     
3,171
 
2022-2026    
107,660
     
40,290
     
15,046
 
Schedule of Net Benefit Costs [Table Text Block]
 
 
Pension Benefits
 
 
Other
 
 
 
U.S. Plans
 
 
Non-U.S. Plans
 
 
Postretirement Benefits
 
Net periodic cost (benefit)
 
2016
 
 
2015
 
 
2014
 
 
2016
 
 
2015
 
 
2014
 
 
2016
 
 
2015
 
 
2014
 
Service cost
 
$
110
 
   $
107
    $
93
 
 
$
2,016
 
   $
1,924
    $
1,699
 
 
$
342
 
   $
449
    $
434
 
Interest cost
 
 
15,360
 
    
16,322
     
16,086
 
 
 
5,465
 
    
5,986
     
7,626
 
 
 
1,956
 
    
2,042
     
2,143
 
Expected return on assets
 
 
(24,776
)
    
(25,682
 )    
(23,865
 )
 
 
(9,919
)
    
(10,422
 )    
(10,749
 )
 
 
(5,470
)
    
(5,510
 )    
(4,742
 )
Amortization:
                                                                        
Prior service cost
 
 
29
 
    
29
     
29
 
 
 
(3
)
    
(4
 )    
(4
 )
 
 
(41
)
    
(2,505
 )    
(3,771
 )
Actuarial loss (gain)
 
 
5,271
 
    
5,628
     
4,575
 
 
 
3,106
 
    
3,173
     
3,056
 
 
 
2,169
 
    
2,431
     
2,709
 
Curtailment loss (gain)
 
 
-
 
    
-
     
-
 
 
 
19
 
    
-
     
-
 
 
 
-
 
    
-
     
-
 
Settlement charge (credit)
 
 
-
 
    
-
     
-
 
 
 
135
 
    
-
     
246
 
 
 
-
 
    
-
     
-
 
Net periodic benefit (benefit) cost
 
$
(4,006
)
   $
(3,596
 )   $
(3,082
 )
 
$
819
 
   $
657
    $
1,874
 
 
$
(1,044
)
   $
(3,093
 )   $
(3,227
 )
Schedule of Amounts in Accumulated Other Comprehensive Income (Loss) to be Recognized over Next Fiscal Year [Table Text Block]
 
 
Pension Benefits
 
 
 
U.S. Plans
 
 
Non-U.S.
Plans
 
 
Postretirement
benefits
 
Amounts expected to be amortized from accumulated other
comprehensive income into net periodic benefit costs over next fiscal
year as of December 3, 2016
 
 
 
 
 
 
 
 
 
 
 
 
Amortization of prior service cost (benefit)
 
$
29
 
 
$
(3
)
 
$
-
 
Amortization of net actuarial (gain) loss
 
 
5,229
 
 
 
3,537
 
 
 
1,010
 
 
 
$
5,258
 
 
$
3,534
 
 
$
1,010
 
Schedule of Assumptions Used [Table Text Block]
Weighted-average
 
Pension Benefits
 
 
Other
 
assumptions used to
 
U.S. Plans
 
 
Non-U.S. Plans
 
 
Postretirement Benefits
 
determine benefit obligations
 
2016
 
 
2015
 
 
2014
 
 
2016
 
 
2015
 
 
2014
 
 
2016
 
 
2015
 
 
2014
 
Discount rate
 
 
4.08
%
    
4.28
 %    
4.08
 %
 
 
2.31
%
    
2.82
 %    
2.90
 %
 
 
3.85
%
    
4.02
 %    
3.84
 %
Rate of compensation increase
1
 
 
4.50
%
    
4.50
 %    
4.50
 %
 
 
1.47
%
    
1.58
 %    
1.67
 %
 
 
N/A
 
    
N/A
      
N/A
  
Weighted-average assumptions used to
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
determine net costs
for years ended
 
2016
 
 
2015
 
 
2014
 
 
2016
 
 
2015
 
 
2014
 
 
2016
 
 
2015
 
 
2014
 
Discount rate
 
 
4.28
%
    
4.08
 %    
4.74
 %
 
 
2.83
%
    
2.95
 %    
3.77
 %
 
 
4.02
%
    
3.84
 %    
4.33
 %
Expected return on plan assets
 
 
7.75
%
    
7.75
 %    
7.75
 %
 
 
6.20
%
    
6.22
 %    
6.17
 %
 
 
8.75
%
    
8.75
 %    
8.75
 %
Rate of compensation increase
1
 
 
4.50
%
    
4.50
 %    
4.50
 %
 
 
1.58
%
    
1.58
 %    
1.67
 %
 
 
N/A
 
    
N/A
      
N/A
  
Schedule of Health Care Cost Trend Rates [Table Text Block]
Assumed health care trend rates
  
2016
    
2015
    
2014
  
Health care cost trend rate assumed for next year
 
 
6.75
%
    
7.00
 %    
6.50
 %
Rate to which the cost trend rate is assumed to decline (the ultimate trend rate)
 
 
5.00
%
    
5.00
 %    
5.00
 %
Fiscal year that the rate reaches the ultimate trend rate
  
2023
    
2024
    
2018
  
Schedule of Effect of One-Percentage-Point Change in Assumed Health Care Cost Trend Rates [Table Text Block]
 
 
One-Percentage Point
 
 
 
Increase
 
 
Decrease
 
Effect on service and interest cost components – annual
   $
1
    $
(88
 )
Effect on accumulated postretirement benefit obligation
   $
2,132
    $
(1,899
 )
Schedule of Allocation of Plan Assets [Table Text Block]
 
 
U.S. Pension Plans
 
 
Non-U.S. Pension Plans
 
 
Other Postretirement Plans
 
 
 
Target
 
 
Percentage of Plan
Assets at Year-End
 
 
Target
 
 
Percentage of Plan
Assets at Year-End
 
 
Target
 
 
Percentage of Plan
Assets at Year-End
 
Asset Category
 
2016
 
 
2016
 
 
2015
 
 
2016
 
 
2016
 
 
2015
 
 
2016
 
 
2016
 
 
2015
 
Equities
    
60.0
 %    
62.4
 %    
57.7
 %    
49.0
 %    
49.8
 %    
50.3
 %    
0.0
 %    
0.0
 %    
0.0
 %
Fixed income
    
40.0
 %    
38.4
 %    
38.8
 %    
51.0
 %    
49.6
 %    
49.1
 %    
0.0
 %    
0.0
 %    
0.0
 %
Insurance
    
0.0
 %    
0.0
 %    
0.0
 %    
0.0
 %    
0.0
 %    
0.0
 %    
100.0
 %    
99.1
 %    
99.5
 %
Cash
    
0.0
 %    
-0.8
 %    
3.5
 %    
0.0
 %    
0.6
 %    
0.6
 %    
0.0
 %    
0.9
 %    
0.5
 %
Total
    
100
 %    
100
 %    
100
 %    
100
 %    
100
 %    
100
 %    
100
 %    
100
 %    
100
 %
Schedule of Changes in Fair Value of Plan Assets [Table Text Block]
 
 
December 3, 2016
 
U.S. Pension Plans
 
Level 1
 
 
Level 2
 
 
Level 3
 
 
Total Assets
 
Equities
   $
127,275
    $
79,669
    $
-
    $
206,944
 
Fixed income
    
41,513
     
85,363
     
320
     
127,196
 
Cash
    
(2,635
 )    
-
     
-
     
(2,635
 )
Total
   $
166,153
    $
165,032
    $
320
    $
331,505
 
Non-U.S. Pension Plans
 
Level 1
 
 
Level 2
 
 
Level 3
 
 
Total Assets
 
Equities
   $
30,165
    $
1,165
    $
-
    $
31,330
 
Fixed income
    
41,490
     
6,013
     
569
     
48,072
 
Cash
    
996
     
-
     
-
     
996
 
Total categorized in the fair value hierarchy
    
72,651
     
7,178
     
569
     
80,398
 
Other investments measured at NAV
1
    
 
      
 
      
 
      
82,925
 
Total
   $
72,651
    $
7,178
    $
569
    $
163,323
 
Other Postretirement Benefits
 
Level 1
 
 
Level 2
 
 
Level 3
 
 
Total Assets
 
Insurance
   $
-
    $
-
    $
66,064
    $
66,064
 
Cash
    
576
     
-
     
-
     
576
 
Total
   $
576
    $
-
    $
66,064
    $
66,640
 
 
 
November 28, 2015
 
U.S. Pension Plans
 
Level 1
 
 
Level 2
 
 
Level 3
 
 
Total Assets
 
Equities
   $
123,816
    $
70,325
    $
-
    $
194,141
 
Fixed income
    
29,948
     
100,086
     
352
     
130,386
 
Cash
    
11,934
     
-
     
-
     
11,934
 
Total
   $
165,698
    $
170,411
    $
352
    $
336,461
 
Non-U.S. Pension Plans
 
Level 1
 
 
Level 2
 
 
Level 3
 
 
Total Assets
 
Equities
   $
31,253
    $
1,134
    $
-
    $
32,387
 
Fixed income
    
41,572
     
5,899
     
530
     
48,001
 
Cash
    
861
     
-
     
-
     
861
 
Total categorized in the fair value hierarchy
    
73,686
     
7,033
     
530
     
81,249
 
Other investments measured at NAV
1
    
 
      
 
      
 
      
90,992
 
Total
   $
73,686
    $
7,033
    $
530
    $
172,241
 
Other Postretirement Benefits
 
Level 1
 
 
Level 2
 
 
Level 3
 
 
Total Assets
 
Insurance
   $
-
    $
-
    $
62,299
    $
62,299
 
Cash
    
286
     
-
     
-
     
286
 
Total
   $
286
    $
-
    $
62,299
    $
62,585
 
Schedule of Effect of Significant Unobservable Inputs, Changes in Plan Assets [Table Text Block]
 
 
Fixed Income
 
U.S. Pension Plans
 
2016
 
 
2015
 
Level 3 balance at beginning of year
 
$
352
 
   $
407
 
Purchases, sales, issuances and settlements, net
 
 
(32
)
    
(55
 )
Level 3 balance at end of year
 
$
320
 
   $
352
 
 
 
Fixed Income
 
 
Real Estate
 
Non-U.S. Pension Plans
 
2016
 
 
2015
 
 
2016
 
 
2015
 
Level 3 balance at beginning of year
 
$
530
 
   $
582
 
 
$
-
 
   $
2,160
 
Net transfers into / (out of) level 3
 
 
21
 
    
28
 
 
 
-
 
    
(12
 )
Purchases, sales, issuances and settlements, net
 
 
-
 
    
-
 
 
 
-
 
    
(2,388
 )
Net gains
 
 
16
 
    
9
 
 
 
-
 
    
282
 
Currency change effect
 
 
2
 
    
(89
 )
 
 
-
 
    
(42
 )
Level 3 balance at end of year
 
$
569
 
   $
530
 
 
$
-
 
   $
-
 
 
 
Insurance
 
Other Postretirement Benefits
 
2016
 
 
2015
 
Level 3 balance at beginning of year
 
$
62,299
 
   $
61,980
 
Net transfers into / (out of) level 3
 
 
(435
)
    
(701
 )
Purchases, sales, issuances and settlements, net
 
 
(482
)
    
(462
 )
Net gains
 
 
4,682
 
    
1,482
 
Level 3 balance at end of year
 
$
66,064
 
   $
62,299