v3.3.1.900
Income Taxes (Tables)
12 Months Ended
Dec. 31, 2015
Income Tax Disclosure [Abstract]  
Schedule of Income Tax Expense

Income tax expense is composed of the following:

 

     Year Ended December 31,  
     2015      2014      2013  
     (Thousands of dollars)  

Current

        

Federal

   $ —         $ —         $ —     

State

     284         307         353   

Foreign

     3,159         4,352         9,637   

Deferred – principally Federal

     12,889         15,768         21,195   
  

 

 

    

 

 

    

 

 

 

Total

   $ 16,332       $ 20,427       $ 31,185   
  

 

 

    

 

 

    

 

 

 
Schedule of Income Tax Expense as Percentage of Pre-Tax Earnings

Income tax expense as a percentage of pre-tax earnings varies from the effective Federal statutory rate of 35% as a result of the following:

 

     Year Ended     Year Ended      Year Ended  
     December 31,
2015
    December 31,
2014
     December 31,
2013
 
     (Thousands of dollars, except percentage amounts)  
     Amount     Tax
Rate
%
    Amount      Tax
Rate
%
     Amount     Tax
Rate
%
 

Income taxes at statutory rate

   $ 15,140        35      $ 18,590         35       $ 31,550        35   

Increase (decrease) in taxes resulting from:

              

Valuation allowance on foreign tax credits

     —          —          113         —           —          —     

Valuation allowance reversal–investment in foreign entity

     (456     (1     —           —           —          —     

Change in tax rate on deferred items

     1,078        3        —           —           (3,850     (4

State income taxes, net of federal benefit

     146        —          916         2         2,161        2   

Other items – net

     424        1          808         1         1,324        2   
  

 

 

   

 

 

   

 

 

    

 

 

    

 

 

   

 

 

 

Total

   $ 16,332        38      $ 20,427         38       $ 31,185        35   
  

 

 

   

 

 

   

 

 

    

 

 

    

 

 

   

 

 

 
Schedule of Tax Effects of Temporary Differences that Give Rise to Significant Portions of Deferred Tax Assets and Deferred Tax Liabilities

The tax effects of significant items comprising our net deferred tax balance at December 31 are as follows:

 

     2015      2014  
     (Thousands of dollars)  

Deferred tax assets:

     

Deferred compensation

   $ 946       $ 1,023   

Foreign tax credits

     20,118         16,982   

Vacation and bonus accrual

     1,952         2,031   

Inventory valuation

     6,808         6,093   

Rental accrual

     1,691         1,799   

Hurricane relief credit

     1,255         1,255   

Stock-based compensation

     3,598         2,977   

Other

     3,593         2,714   

Net operating losses

     61,611         56,305   
  

 

 

    

 

 

 

Total deferred tax assets

     101,572         91,179   

Valuation allowance – state NOL carryforwards

     (290      (219

Valuation allowance – tax credit carryforwards

     (2,047      (2,047

Valuation allowance – other

     —           (1,466
  

 

 

    

 

 

 

Total deferred tax assets, net

     99,235         87,447   
  

 

 

    

 

 

 

Deferred tax liabilities:

     

Tax depreciation in excess of book depreciation

     (242,501      (218,064
  

 

 

    

 

 

 

Total deferred tax liabilities

     (242,501      (218,064
  

 

 

    

 

 

 

Net deferred tax liabilities

   $ (143,266    $ (130,617
  

 

 

    

 

 

 

Current deferred tax assets

   $ 10,379       $ 9,915   

Deferred tax liability – long-term

     (153,645      (140,532
  

 

 

    

 

 

 

Net deferred tax liabilities

   $ (143,266    $ (130,617