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Restructuring Charges (Tables)
 3 Months Ended
Feb. 28, 2014
2013 Restructuring Activities [Member]
  
Restructuring Cost and Reserve [Line Items]  
Summary of Restructuring Activity
A summary of activity for the 2013 restructuring action is as follows (in thousands):

 
Excess
Facilities and
Other Costs
 
Employee Severance and Related Benefits
 
Total
Balance, December 1, 2013
$
569

 
$
1,077

 
$
1,646

Costs incurred
152

 
7

 
159

Cash disbursements
(250
)
 
(981
)
 
(1,231
)
Translation adjustments and other
(7
)
 
4

 
(3
)
Balance, February 28, 2014
$
464

 
$
107

 
$
571
2012 Restructuring Activities [Member]
  
Restructuring Cost and Reserve [Line Items]  
Summary of Restructuring Activity
A summary of activity for the 2012 restructuring action during the three months ended February 28, 2014, is as follows (in thousands):

 
Excess
Facilities and
Other Costs
 
Employee Severance and Related Benefits
 
Total
Balance, December 1, 2013
$
615

 
$
291

 
$
906

Costs incurred
82

 
(45
)
 
37

Cash disbursements
(192
)
 
(175
)
 
(367
)
Translation adjustments and other
(6
)
 
2

 
(4
)
Balance, February 28, 2014
$
499

 
$
73

 
$
572