Supplemental Cash Flow Information (Tables)

3 Months Ended

Mar. 31, 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:

	Three Months Ended
	March 31,
	2016			2015
	(Dollars in Thousands)
Other current and noncurrent assets	$	(2,089	)	$	(4,083	)
Accrued salaries, benefits and payroll taxes		(12,951	)		(13,703	)
Accrued insurance and other taxes		(10,280	)		386
Accrued income taxes		(8,473	)		(46,700	)
Accrued pension, postretirement and postemployment benefits		5,775			5,830
Other current and noncurrent liabilities		(6,282	)		(10,827	)
	$	(34,300	)	$	(69,097	)

Schedule Of Noncash Investing and Financing Activities

Noncash investing and financing activities are as follows:

	Three Months Ended
	March 31,
	2016		2015
	(Dollars in Thousands)
Noncash investing and financing activities:
Acquisition of assets through capital lease	$	—	$	1,222
Acquisition of assets through asset exchange		—		5,153