Supplemental Cash Flow Information

9 Months Ended

Sep. 30, 2020

Supplemental Cash Flow Elements [Abstract]

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

Supplemental Disclosures of Cash Flow Information

	Nine Months Ended
(In thousands)	2020		2019
Cash paid during the period for:
Interest (including amounts capitalized of $12,040 and $12,575, respectively)	$	31,661	$	20,756
Income taxes, net of refunds	78,519		65,171
Non-cash items:
Lease liabilities recorded upon the commencement of operating leases	24,499		23,129
Capital purchases	17,395		7,600