Other Noncurrent Liabilities (Details) - USD ($) $ in Thousands		Dec. 31, 2016		Dec. 31, 2015		Dec. 31, 2014
Other Liabilities, Noncurrent [Abstract]
Liabilities related to uncertain tax positions	[1]	$ 27,919		$ 101,677
Executive deferred compensation plan obligation		22,037		21,631
Environmental liabilities		32,595	[2]	29,993	[2]	$ 4,841
Asset retirement obligations	[2]	36,296		37,230
Tax indemnification liability	[3]	38,255		0
Other	[4]	37,708		48,573
Total		$ 194,810		$ 239,104	[5]

[1] See Note 20, “Income Taxes.”

[2] See Note 17, “Commitments and Contingencies.”

[3] Indemnification of certain income and non-income tax liabilities associated with the Chemetall Surface Treatment entities sold.

[4] No individual component exceeds 5% of total liabilities.

[5] As of December 31, 2015, $20.2 million of Other noncurrent liabilities were classified as Liabilities held for sale in the consolidated balance sheets. See Note 3, “Divestitures,” for additional information.