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Schedule 2-Valuation and Qualifying Accounts
 12 Months Ended
Dec. 31, 2013
Valuation And Qualifying Accounts [Abstract]  
Schedule 2-Valuation and Qualifying Accounts

Schedule 2—Valuation and Qualifying Accounts

For the years ended December 31, 2013, 2012 and 2011:

 


            Additions              

(U.S. Dollars in thousands)

Provisions from assets to which they apply:

    Balance at
beginning
of year		      Charged to
cost and
expenses		     Charged
(credited)
to other
accounts		     Deductions/
Other		     Balance at
end of year		  

2013

            

Allowance for doubtful accounts receivable

    $ 13,543       $ 6,003        —        $ (7,577 )    $ 11,969   

Deferred tax valuation allowance

      26,361         5,111        —         —         31,472   

2012 (Restated)

            

Allowance for doubtful accounts receivable

    $ 9,341       $ 10,387      $ (13 )    $ (6,172 )    $ 13,543   

Deferred tax valuation allowance

      19,124         7,237        —         —         26,361   

2011 (Restated)

            

Allowance for doubtful accounts receivable

    $ 6,542       $ 12,879      $ (501 )    $ (9,579 )    $ 9,341   

Deferred tax valuation allowance

      21,023         (1,899 )      —         —         19,124