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Accumulated other comprehensive income (Tables)
 3 Months Ended
Mar. 31, 2014
Equity [Abstract]  
Components of Changes in Accumulated Other Comprehensive Income

The components of and changes in accumulated other comprehensive income were as follows:

 

(U.S. Dollars, in thousands)

    Foreign
Currency
Translation
Adjustments		      Change
in
Fair Value		      Accumulated
Other
Comprehensive
Income		  
     (Restated)      (Restated)      (Restated)  

Balance at December 31, 2013

    $ 3,651       $ (148 )     $ 3,503   

Unrealized gain on cross-currency swap and warrants, net of tax of $25

      —           103         103   

Foreign currency translation adjustment (1)

      376         —           376   
  

 

 

     

 

 

     

 

 

  

Balance at March 31, 2014

 $ 4,027    $ (45 )  $ 3,982   
  

 

 

     

 

 

     

 

 

  

 

(1) As the cash generally remains permanently invested in the non-U.S. dollar denominated foreign subsidiaries, no deferred taxes are recognized on the related foreign currency translation adjustment.