Supplemental Cash Flow Information

6 Months Ended

Jun. 30, 2021

Supplemental Cash Flow Elements [Abstract]

Schedule of Cash Flow, Supplemental Disclosures [Table Text Block]

Supplemental Disclosures of Cash Flow Information

	Six Months Ended
(In thousands)	2021		2020
Cash paid during the period for:
Interest (including amounts capitalized of $5,514 and $8,831, respectively)	$	20,190	$	16,572
Income taxes, net of refunds	53,358		8,690
Non-cash items:
Lease liabilities recorded upon the commencement of operating leases	7,743		22,270
Financed capital purchases	6,143		—