Note 1 - Significant Accounting Policies Summary of Operations and Basis of Presentation (Tables)
12 Months Ended
Dec. 31, 2013
Note 1 - Significant Accounting Policies Summary of Operations and Basis of Presentation (Tables) [Line Items]  
Schedule of Changes in Accumulated Other Comprehensive Loss, Net of Tax [Table Text Block]
    (in thousands)  
   

2013

   

2012

 

Balance at January 1,

  $ 28     $ (420 )

Amounts, net of tax, reclassified to unallocated inventory cost pool,

    (127 )     328  

Net change associated with current period swap transactions, net of tax,

    278       120  

Balance at December 31,

  $ 179     $ 28  
Offsetting Assets And Liabilities [Table Text Block]

As of December 31, 2013 (in thousands)

 

Gross

Amounts of

Recognized

Assets

(Liabilities)

   

Gross

Amounts of

Assets

(Liabilities)

Offset

   

Net Amounts

of Assets

(Liabilities)

Presented in

the Balance Sheet

 

Energy swap derivatives – asset position

  $ 275     $ -     $ 275  

As of December 31, 2012 (in thousands)

 

Gross

Amounts of

Recognized

Assets

(Liabilities)

   

Gross

Amounts of

Assets

(Liabilities)

Offset

   

Net Amounts

of Assets

(Liabilities)

Presented in

the Balance Sheet

 

Energy swap derivatives – asset position

  $ 295     $ (161 )   $ 134  
Property, Plant and Equipment Useful Lives [Table Text Block]

 

Useful Lives

(years)

 

   

 

 Stainless steel equipment   25  

 Fishing vessels and fish processing plants

15 -

20

 Machinery, equipment, furniture and fixtures and other

3 -

10

Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block]
   

Gains and Losses

On Cash Flow

Hedges

   

Defined Benefit

Pension Items

      Total

Beginning balance December 31, 2012

  $ 28     $ (9,952 )   $ (9,924 )

Other comprehensive income before reclassifications

    278       2,560       2,838  

Amounts reclassified from accumulated other comprehensive loss

    (127 ) (a)   1,005   (b)   878  

Net current-period other comprehensive income

    151       3,565       3,716  

Ending balance December 31, 2013

  $ 179     $ (6,387 )   $ (6,208 )
   

Gains and Losses

On Cash Flow

Hedges

   

Defined Benefit

Pension Items

      Total

Beginning balance December 31, 2011

  $ (420 )   $ (10,259 )   $ (10,679 )

Other comprehensive income (loss) before reclassifications

    120       (679 )     (559 )

Amounts reclassified from accumulated other comprehensive loss

    328   (a)    986   (b)   1,314  

Net current-period other comprehensive income

    448       307       755  

Ending balance December 31, 2012

  $ 28     $ (9,952 )   $ (9,924 )
Energy Swap [Member]
 
Note 1 - Significant Accounting Policies Summary of Operations and Basis of Presentation (Tables) [Line Items]  
Schedule of Derivative Instruments [Table Text Block]

Energy Swap

 

Consumption Period

Quantity  

Price Per Unit

   

Energy Swap Asset/(Liability) as of

December 31,

2013

   

Deferred Tax Asset/(Liability) as of

December 31,

2013

 

Diesel - NYMEX Heating Oil Swap

  Oct. -

Nov., 2013

998,700 Gallons   $ 2.88     $ 131,400     $ (46,000 )

Natural Gas - NYMEX Natural Gas Swap

  Apr. -

Oct., 2014

307,374 MMBTUs   $ 3.67       143,200       (50,100 )
                      $ 274,600     $ (96,100 )

Energy Swap

 

Consumption Period

Quantity  

Price Per Unit

   

Energy Swap Asset/(Liability) as of

December 31,

2012

   

Deferred Tax Asset/(Liability) as of

December 31,

2012

 

Diesel - NYMEX Heating Oil Swap

  May -

November, 2013

1,359,782 Gallons   $ 2.82     $ 244,800     $ (53,800 )

Natural Gas - NYMEX Natural Gas Swap

  April -

October, 2013

381,150 MMBTUs   $ 3.94       (149,600 )     52,300  

Fuel Oil – No.6 1.0% NY-Platts Swap

  May - November, 2013 676,200 Gallons   $ 2.26       39,000       (13,600 )
                      $ 134,200     $ (15,100 )
Diesel and Propane Energy Swap [Member]
 
Note 1 - Significant Accounting Policies Summary of Operations and Basis of Presentation (Tables) [Line Items]  
Schedule of Derivative Instruments [Table Text Block]

Energy Swap

Consumption Period

Quantity  

Price Per Unit

 

Diesel - NYMEX Heating Oil Swap

May - November, 2014 333,366 Gallons   $ 2.95  

Propane – NGL-Mont Belvieu Propane

June - November, 2014 683,000 Gallons   $ 1.09