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Note 5 - Accumulated Other Comprehensive Loss (Tables)
6 Months Ended
Jun. 30, 2016
Notes Tables  
Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block]
 
 
Foreign Currency
Translation Adjustments
 
 
Defined Benefit
Pension Plan
 
 
Unrealized
Loss
on Cash
Flow Hedges
 
 
Total
 
                                 
Beginning Balance – April 1, 2016
  $ (7,102 )   $ (11,362 )   $ (2,765 )   $ (21,229 )
Other comprehensive loss before reclassifications
    (13,132 )     -       (134 ) (1)    (13,266 )
Amounts reclassified from AOCL
    -       -       -       -  
Net current-period other comprehensive loss
    (13,132 )     -       (134 )     (13,266 )
Ending Balance – June 30, 2016
  $ (20,234 )   $ (11,362 )   $ (2,899 )   $ (34,495 )
 
 
Foreign Currency
Translation Adjustments
 
 
Defined Benefit
Pension Plan
 
 
Unrealized
Gain (Loss) on
Cash Flow Hedges
 
 
Total
 
                                 
Beginning Balance – April 1, 2015
  $ (7,424 )   $ (13,243 )   $ (1,918 )   $ (22,585 )
Other comprehensive income before reclassifications
    63       -       266   (2)    329  
Amounts reclassified from AOCL
    -       -       -       -  
Net current-period other comprehensive income
    63       -       266       329  
Ending Balance – June 30, 2015
  $ (7,361 )   $ (13,243 )   $ (1,652 )   $ (22,256 )
 
 
Foreign Currency
Translation Adjustments
 
 
Defined Benefit
Pension Plan
 
 
Unrealized
Loss on Cash
Flow Hedges
 
 
Total
 
                                 
Beginning Balance – January 1, 2016
  $ (9,502 )   $ (11,362 )   $ (1,611 )   $ (22,475 )
Other comprehensive loss before reclassifications
    (10,732 )     -       (1,288 ) (3)    (12,020 )
Amounts reclassified from AOCL
    -       -       -       -  
Net current-period other comprehensive loss
    (10,732 )     -       (1,288 )     (12,020 )
Ending Balance – June 30, 2016
  $ (20,234 )   $ (11,362 )   $ (2,899 )   $ (34,495 )
 
 
Foreign Currency
Translation Adjustments
 
 
Defined Benefit
Pension Plan
 
 
Unrealized
Loss on Cash
Flow Hedges
 
 
Total
 
                                 
Beginning Balance – January 1, 2015
  $ (1,878 )   $ (13,243 )   $ (646 )   $ (15,767 )
Other comprehensive loss before reclassifications
    (5,483 )     -       (1,006 ) (4)    (6,489 )
Amounts reclassified from AOCL
    -       -       -       -  
Net current-period other comprehensive loss
    (5,483 )     -       (1,006 )     (6,489 )
Ending Balance – June 30, 2015
  $ (7,361 )   $ (13,243 )   $ (1,652 )   $ (22,256 )