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Note 13 - Income Taxes (Tables)
12 Months Ended
Dec. 31, 2023
Income Taxes.  
Schedule of income tax expense

Years ended December 31, 

(In thousands)

    

2023

    

2022

    

2021

Current taxes:

Federal

$

2,817

$

517

$

State

 

819

 

407

 

3

Current taxes

 

3,636

 

924

 

3

Deferred taxes:

Federal

 

17,323

 

28,389

 

6,518

State

 

1,391

 

840

 

(1,874)

Deferred taxes

 

18,714

 

29,229

 

4,644

Provision for income tax expense, net

$

22,350

$

30,153

$

4,647

Schedule of accounting for differences between income taxes computed at the federal statutory rate and the provision recorded for income taxes

Years ended December 31, 

(In thousands)

    

2023

    

2022

    

2021

Income taxes computed at the federal statutory rate

$

21,938

$

30,701

$

9,325

Effect of:

State taxes, net of federal benefits

 

1,210

 

1,422

 

796

State tax rate changes, net of federal benefits

350

(546)

(2,274)

Percentage depletion

 

(1,717)

 

(3,314)

 

(3,363)

Stock-based compensation

 

(3,395)

 

(1,499)

 

(194)

162(m) compensation limitation

5,716

3,481

Foreign-derived intangible income deduction

(1,475)

Other, net

 

(277)

 

(92)

 

357

Total

$

22,350

$

30,153

$

4,647

Schedule of deferred tax assets and liabilities

December 31, 

(In thousands)

    

2023

    

2022

Deferred tax assets:

 

  

 

  

Loss carryforwards U.S. - Federal/States

$

1,801

$

6,598

Asset retirement obligations

 

6,428

 

6,359

Accrued expenses

 

3,857

 

3,257

Stock-based compensation

 

2,916

 

2,249

Total deferred tax assets

 

15,002

 

18,463

Deferred tax liabilities:

Property, plant, and equipment

 

(69,354)

 

(54,100)

Net deferred tax liabilities

$

(54,352)

$

(35,637)