Supplemental Cash Flow Information (Tables)

3 Months Ended

Mar. 31, 2019

Supplemental Cash Flow Elements [Abstract]

Schedule Of Other Significant Noncash Transactions

Noncash investing and financing activities are as follows:

	March 31,
	2019		2018
	(Dollars in Thousands)
Noncash investing and financing activities:
Accrued liabilities for purchases of property, plant and equipment	$	20,629	$	35,639
Acquisition of assets through swap	$	1,114	$	—
Note receivable issued in connection with sale of property,    plant and equipment	$	1,272	$	—
Acquisition of assets through capital lease	$	—	$	192

Supplemental Disclosures of Cash Flow Information

Supplemental disclosures of cash flow information are as follows:

	March 31,
	2019		2018
	(Dollars in Thousands)
Cash paid for interest	$	17,750	$	12,458
Cash paid for (refund of) income taxes	$	3,905	$	(7,527	)