XML 50 R36.htm IDEA: XBRL DOCUMENT v3.21.1
Income Taxes (Tables)
3 Months Ended
Mar. 31, 2021
Income Taxes  
Schedule of Effective Income Tax Rate Reconciliation

Three Months Ended March 31, 

    

2021

    

2020

(In thousands)

Income tax provision at statutory rate

$

(1,189)

$

(5,689)

Percentage depletion allowance

 

1,660

 

6,168

State taxes, net of effect of federal taxes

 

(292)

 

82

Change in valuation allowance

 

412

 

850

Current expense associated with uncertain tax positions

361

(2,031)

AMT sequestration refund

 

 

(1,171)

Other, net

 

(574)

 

Provision for (benefit from) income taxes

$

378

$

(1,791)