v3.26.1
Note 8 - Income Taxes (Tables)
12 Months Ended
Mar. 31, 2026
Notes Tables  
Schedule of Components of Income Tax Expense (Benefit) [Table Text Block]
           

Fiscal Year:

         
   

2026

   

2025

   

2024

 

Current:

                       

Federal

  $ 22,075     $ 9,236     $ 20,850  

State

    4,225       1,833       4,364  

Total

    26,300       11,069       25,214  
                         

Deferred:

                       

Federal

  $ 5,712     $ 1,257     $ (5,010 )

State

    2,409       933       (523 )

Total

    8,121       2,190       (5,533 )

Total income taxes

  $ 34,421     $ 13,259     $ 19,681  
Schedule of Effective Income Tax Rate Reconciliation [Table Text Block]
   

Fiscal Year:

 
   

2026

 

U.S. federal statutory rate

  $ 31,310         21.0 %

State income taxes (net of federal tax benefit) (1)

    5,388         3.6 %

Effect of cross border tax laws

    (304 )       -0.2 %

Tax credits

    (416 )       -0.3 %

Non-taxable or non-deductible items

    (1,222 )       -0.8 %

Changes in unrecognized tax benefits

    (438 )       -0.3 %

Other reconciling items

    103         0.1 %

Total

  $ 34,421         23.1 %
   

Fiscal Year:

 
   

2025

   

2024

 

U.S. federal statutory rate

    21.0 %     21.0 %

State income taxes (net of federal tax benefit)

    3.9 %     3.6 %

Federal credits

    -0.8 %     -0.6 %

State rate changes

    0.0 %     -0.2 %

State credit expiration

    0.9 %     0.0 %

State return to accrual

    1.4 %     0.5 %

Change in valuation allowance

    -2.1 %     -0.2 %

Other

    0.0 %     -0.4 %

Effective income tax rate

    24.3 %     23.7 %
Schedule of Cash Paid for Income Taxes [Table Text Block]

Federal

  $ 25,197  
Illinois     1,600  

Other states

    3,465  

Income taxes paid, net of amounts refunded

  $ 30,262  
Schedule of Deferred Tax Assets and Liabilities [Table Text Block]
   

As of:

 
   

March 31,

   

March 31,

 
   

2026

   

2025

 

Deferred income tax assets:

               

Future tax credits

  $ 2,348     $ 3,719  

Inventory valuation

    6,988       7,294  

Employee benefits

    3,509       3,108  

Insurance

    560       878  

State depreciation basis differences

    2,896       3,152  

Operating leases

    228       128  

Intangibles

    -       2,994  

Pension and post-retirement benefits

    13       2,877  

Interest

    19       34  

Business interest limitation

    -       3,194  

Deferred revenue

    100       164  

Net operating loss and other tax attribute carryovers

    132       278  

Other

    326       467  

Total assets

    17,119       28,287  

Valuation allowance - noncurrent

    (2,328 )     (3,719 )

Total deferred income tax assets, net

    14,791       24,568  

Deferred income tax liabilities:

               

Property basis and depreciation difference

    29,853       27,537  

Intangibles

    379       -  

Inventory reserve

    6,558       5,200  

Right-of-use assets

    705       2,236  

Pension

    26,798       21,587  

Other

    158       290  

Total liabilities

    64,451       56,850  

Deferred income tax liability, net

  $ (49,660 )   $ (32,282 )
Schedule of Unrecognized Tax Benefits Roll Forward [Table Text Block]
   

As of:

 
   

March 31,

   

March 31,

 
   

2026

   

2025

 

Beginning balance

  $ 912     $ 830  

Tax positions related to prior years:

               

Additions

    -       82  

Lapses in statues of limitations

    (494 )     -  

Ending balance

  $ 418     $ 912