Other Current Assets (Details) - USD ($) $ in Thousands	Dec. 31, 2016	Dec. 31, 2015
Other Assets [Abstract]
Income tax receivables	$ 15,085	$ 22,649
Prepaid expenses	42,240	38,609
Other	1,254	1,664
Total	$ 58,579	$ 62,922	[1]

[1] As of December 31, 2015, $11.9 million of Other current assets were classified as Assets held for sale in the consolidated balance sheets. See Note 3, “Divestitures,” for additional information.