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Cash flow information
 12 Months Ended
Dec. 31, 2020
Supplemental Cash Flow Information [Abstract]  
Cash flow information Cash Flow Information
Cash expenditures for interest and income taxes for the years ended December 31 were as follows:
202020192018
 (In thousands)
Interest, net*
$88,681 $93,414 $83,009 
Income taxes paid (refunded), net**$65,536 $(8,475)$16,041 
*    AFUDC - borrowed was $2.6 million, $2.8 million and $2.3 million for the years ended December 31, 2020, 2019 and 2018, respectively.
**    Income taxes paid (refunded), including discontinued operations, were $59.4 million, $(9.4) million and $5.5 million for the years ended December 31, 2020, 2019 and 2018, respectively.
Noncash investing and financing transactions at December 31 were as follows:
202020192018
 (In thousands)
Property, plant and equipment additions in accounts payable$26,082 $46,119 $42,355 
Right-of-use assets obtained in exchange for new operating lease liabilities$54,356 $54,880 $— 
Issuance of common stock in connection with acquisition$— $— $18,186 
Debt assumed in connection with a business combination$— $1,163 $— 
Accrual for holdback payment related to a business combination$2,500 $— $—