Supplemental Cash Flow Information (Tables)

6 Months Ended

Jun. 30, 2016

Supplemental Cash Flow Elements [Abstract]

Components of Change in Other Assets and Liabilities, Net

The components of the change in other assets and liabilities, net, are as follows:

	Six Months Ended
	June 30,
	2016			2015
	(Dollars in Thousands)
Other current and noncurrent assets	$	(9,691	)	$	(5,501	)
Accrued salaries, benefits and payroll taxes		(7,808	)		(13,794	)
Accrued insurance and other taxes		(256	)		(1,278	)
Accrued income taxes		(8,495	)		(19,902	)
Accrued pension, postretirement and postemployment benefits		11,757			16,283
Other current and noncurrent liabilities		(8,002	)		(4,878	)
	$	(22,495	)	$	(29,070	)

Schedule Of Noncash Investing and Financing Activities

Noncash investing and financing activities are as follows:

	Six Months Ended
	June 30,
	2016		2015
	(Dollars in Thousands)
Noncash investing and financing activities:
Acquisition of assets through capital lease	$	—	$	1,331
Acquisition of assets through asset exchange		—		5,000