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Income Taxes (Tables)
12 Months Ended
Dec. 31, 2019
Income Tax Disclosure [Abstract]  
Schedule of the Income Tax Provision Allocated to Continuing Operations

Income tax expense consists of the following for the years ended December 31:

 

(in thousands)

 

2019

 

 

2018

 

 

2017

 

Current

 

$

12,055

 

 

$

7,038

 

 

$

16,657

 

Deferred

 

 

(11,082

)

 

 

11,370

 

 

 

14,325

 

Net operating loss carryforwards

 

 

37

 

 

 

791

 

 

 

1,039

 

Income tax provision

 

$

1,010

 

 

$

19,199

 

 

$

32,021

 

Schedule of Effective Income Tax Rate Reconciliation

Income tax expense differs from the amount computed by applying the statutory federal income tax rate of 21% for 2019 and 2018 and 35% for 2017 to income before income taxes due to the following for the years ended December 31:

(in thousands)

 

2019

 

 

2018

 

 

2017

 

U.S. federal statutory income tax

 

$

11,901

 

 

$

29,837

 

 

$

41,466

 

REIT income not subject to federal income tax

 

 

(11,285

)

 

 

(8,773

)

 

 

(20,651

)

U.S. tax rate change on deferred tax assets and liabilities

 

 

 

 

 

 

 

 

10,528

 

Pension contribution deducted at higher tax rate

 

 

 

 

 

(5,665

)

 

 

 

Change in valuation allowance

 

 

(395

)

 

 

 

 

 

140

 

State income taxes, net of federal income tax

 

 

903

 

 

 

3,712

 

 

 

2,608

 

Domestic production activities deduction

 

 

 

 

 

 

 

 

(1,511

)

Permanent book-tax differences

 

 

(793

)

 

 

(771

)

 

 

(252

)

Research and development credits

 

 

 

 

 

 

 

 

(294

)

Other items, net

 

 

679

 

 

 

859

 

 

 

(13

)

Income tax provision

 

$

1,010

 

 

$

19,199

 

 

$

32,021

 

Effective tax rate

 

 

1.8

%

 

 

13.5

%

 

 

27.0

%

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Schedule of Deferred Tax Assets and Liabilities

The tax effects of significant temporary differences creating deferred tax assets and liabilities at December 31 were:

 

(in thousands)

 

2019

 

 

2018

 

Deferred tax assets:

 

 

 

 

 

 

 

 

Pension and other postretirement employee benefits

 

$

32,110

 

 

$

30,523

 

Inventories

 

 

754

 

 

 

601

 

Tax credits

 

 

2,190

 

 

 

2,688

 

Nondeductible accruals

 

 

815

 

 

 

1,039

 

Incentive compensation

 

 

1,044

 

 

 

1,000

 

Employee benefits

 

 

1,316

 

 

 

1,452

 

Other

 

 

1,296

 

 

 

320

 

Total deferred tax assets

 

 

39,525

 

 

 

37,623

 

Valuation allowance

 

 

(395

)

 

 

(790

)

Deferred tax assets, net of valuation allowance

 

 

39,130

 

 

 

36,833

 

Deferred tax liabilities:

 

 

 

 

 

 

 

 

Timber and timberlands, net

 

 

(965

)

 

 

(1,025

)

Property, plant and equipment, net

 

 

(50,901

)

 

 

(58,909

)

Intangible assets, net

 

 

(3,778

)

 

 

(4,134

)

Real estate development

 

 

(1,402

)

 

 

(2,035

)

Other

 

 

(2,249

)

 

 

(2,739

)

Total deferred tax liabilities

 

 

(59,295

)

 

 

(68,842

)

Deferred tax liabilities, net

 

$

(20,165

)

 

$

(32,009

)

Summary of Tax Years Subject to Examination by Major Taxing Jurisdictions

The following table summarizes the tax years subject to examination by major taxing jurisdictions: 

 

Jurisdiction

 

Years

Federal

 

2016 — 2019

Arkansas

 

2016 — 2019

Idaho

 

2016 — 2019

Michigan

 

2015 — 2019

Minnesota

 

2015 — 2019

 

 

 

Summary of Reconciliation of Unrecognized Tax Benefits

A reconciliation of the beginning and ending unrecognized tax benefits is as follows:

 

(in thousands)

 

2019

 

 

2018

 

Balance at January 1

 

$

564

 

 

$

564

 

Additions for tax positions of prior years

 

 

 

 

 

 

Reduction for tax positions of prior years

 

 

(564

)

 

 

 

Balance at December 31

 

$

 

 

$

564