Commitments and Contingencies (Tables)

9 Months Ended

Sep. 30, 2015

Commitments and Contingencies Disclosure [Abstract]

Activity in Recorded Environmental Liabilities

We had the following activity in our recorded environmental liabilities for the nine months endedSeptember 30, 2015, as follows (in thousands):

Beginning balance at December 31, 2014	$	9,235
Expenditures	(2,526		)
Acquisition of Rockwood	35,367
Divestitures	(1,826		)
Accretion of discount	710
Revisions of estimates	9
Foreign currency translation adjustments	(1,628		)
Ending balance at September 30, 2015	39,341
Less amounts reported in Accrued expenses	3,085
Amounts reported in Other noncurrent liabilities	$	36,256

Schedule of Change in Asset Retirement Obligation

The following is a summary of the activity in our asset retirement obligations for the nine months endedSeptember 30, 2015 (in thousands):

Beginning balance at December 31, 2014	$	15,085
Acquisition of Rockwood	17,265
Liabilities incurred	1,025
Accretion of discount	932
Foreign currency translation adjustments	(34		)
Ending balance at September 30, 2015	$	34,273