Commitments and Contingencies (Tables)

6 Months Ended

Jun. 30, 2016

Commitments And Contingencies Disclosure [Abstract]

Changes in Accrued Environmental Remediation and Related Costs

Changes in the accrued environmental remediation and related costs during the first six months of 2016 are as follows:

	Amount
	(In thousands)
Balance at the beginning of the period	$	113,133
Additions charged to expense, net		3,024
Payments, net		(1,044	)
Balance at the end of the period	$	115,113
Amounts recognized in the Condensed Consolidated
Balance Sheet at the end of the period:
Current liability	$	11,385
Noncurrent liability		103,728
Balance at the end of the period	$	115,113