v3.25.1
Note 8 - Income Taxes (Tables)
12 Months Ended
Mar. 31, 2025
Notes Tables  
Schedule of Components of Income Tax Expense (Benefit) [Table Text Block]
           

Fiscal Year:

         
   

2025

   

2024

   

2023

 

Current:

                       

Federal

  $ 9,236     $ 20,850     $ 5,819  

State

    1,833       4,364       2,277  

Total

    11,069       25,214       8,096  
                         

Deferred:

                       

Federal

  $ 1,257     $ (5,010 )   $ (3,886 )

State

    933       (523 )     352  

Total

    2,190       (5,533 )     (3,534 )

Total income taxes

  $ 13,259     $ 19,681     $ 4,562  
Schedule of Effective Income Tax Rate Reconciliation [Table Text Block]
           

Fiscal Year:

         
   

2025

   

2024

   

2023

 

Computed (expected tax rate)

    21.0 %     21.0 %     21.0 %

State income taxes (net of federal tax benefit)

    3.9 %     3.6 %     4.1 %

Federal credits

    -0.8 %     -0.6 %     -3.9 %

State rate changes

    0.0 %     -0.2 %     2.8 %

State credit expiration

    0.9 %     0.0 %     2.1 %

State return to accrual

    1.4 %     0.5 %     -0.6 %

Change in valuation allowance

    -2.1 %     -0.2 %     7.8 %

Other

    0.0 %     -0.4 %     -0.2 %

Effective income tax rate

    24.3 %     23.7 %     33.1 %
Schedule of Deferred Tax Assets and Liabilities [Table Text Block]
   

As of:

 
   

March 31,

   

March 31,

 
   

2025

   

2024

 

Deferred income tax assets:

               

Future tax credits

  $ 3,719     $ 4,884  

Inventory valuation

    7,294       9,951  

Employee benefits

    3,108       2,739  

Insurance

    878       922  

State depreciation basis differences

    3,152       3,344  

Operating leases

    128       190  

Intangibles

    2,994       2,760  

Pension and post-retirement benefits

    2,877       8,734  

Interest

    34       18  
Business interest limitation     3,194       -  

Deferred revenue

    164       260  

Net operating loss and other tax attribute carryovers

    278       558  

Other

    467       427  

Total assets

    28,287       34,787  

Valuation allowance - noncurrent

    (3,719 )     (4,884 )

Total deferred income tax assets, net

    24,568       29,903  

Deferred income tax liabilities:

               

Property basis and depreciation difference

    27,537       25,260  

Inventory reserve

    5,200       3,091  

Right-of-use assets

    2,236       3,971  

Pension

    21,587       21,682  

Other

    290       219  

Total liabilities

    56,850       54,223  

Deferred income tax liability, net

  $ (32,282 )   $ (24,320 )
Schedule of Unrecognized Tax Benefits Roll Forward [Table Text Block]
   

As of:

 
   

March 31,

   

March 31,

 
   

2025

   

2024

 

Beginning balance

  $ 830     $ 742  

Tax positions related to current year:

               

Additions

    -       120  

Tax positions related to prior years:

               

Additions

    82       -  

Reductions

    -       (19 )

Lapses in statues of limitations

    -       (13 )

Ending balance

  $ 912     $ 830