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Note 5 - Accumulated Other Comprehensive Loss (Tables)
12 Months Ended
Dec. 31, 2015
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 – January 1, 2015
  $ (1,878 )   $ (13,243 )   $ (646 )   $ (15,767 )
Other comprehensive income (loss) before reclassifications
    (7,624 )     1,105 (1)     (965 )(2)     (7,484 )
Amounts reclassified from AOCL
    -       776 (3)     -       776  
Net current-period other comprehensive income (loss)
    (7,624 )     1,881       (965 )     (6,708 )
Ending Balance – December 31, 2015
  $ (9,502 )   $ (11,362 )   $ (1,611 )   $ (22,475 )
 
 
Foreign
Currency
Translation
Adjustments
 
 
Defined
Benefit
Pension Plan
 
 
Unrealized
Gain (Loss) on
Cash Flow
Hedges
 
 
Total
 
                                 
Beginning Balance – January 1, 2014
  $ 1,204     $ (4,393 )   $ 774     $ (2,415 )
Other comprehensive loss before reclassifications
    (3,082 )     (8,922 )(4)     (1,420 )(5)     (13,424 )
Amounts reclassified from AOCL
    -       72 (6)     -       72  
Net current-period other comprehensive loss
    (3,082 )     (8,850 )     (1,420 )     (13,352 )
Ending Balance – December 31, 2014
  $ (1,878 )   $ (13,243 )   $ (646 )   $ (15,767 )