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Supplemental Cash Flow Information (Tables)
 12 Months Ended
Dec. 31, 2018
Supplemental Cash Flow Elements [Abstract]  
Additional Information Relating to Cash Flow Activities

The following provides additional information relating to cash flow activities:

 

 

 

2018

 

 

2017

 

 

2016

 

 

 

(In Thousands)

 

Cash payments (refunds) for:

 

 

 

 

 

 

 

 

 

 

 

 

Interest on long-term debt and other, net of capitalized

   interest

 

$

35,719

 

 

$

34,274

 

 

$

28,049

 

Income taxes, net

 

$

(1,138

)

 

$

(674

)

 

$

(2,611

)

 

 

 

 

 

 

 

 

 

 

 

 

 

Noncash investing and financing activities:

 

 

 

 

 

 

 

 

 

 

 

 

Incentive tax credit receivable associated with property,

   plant and equipment

 

$

—

 

 

$

8,125

 

 

$

—

 

Supplies and accounts payable associated with

   additions of property, plant and equipment

 

$

16,484

 

 

$

17,105

 

 

$

16,056

 

Dividend accrued on redeemable preferred stock

 

$

26,840

 

 

$

23,443

 

 

$

19,733

 

Accretion of redeemable preferred stock

 

$

3,375

 

 

$

6,487

 

 

$

6,546