Prepaid and Other Current Assets (Details) - USD ($) $ in Thousands	Mar. 31, 2016	Dec. 31, 2015
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]
Prepaid expenses	$ 22,270	$ 18,900
Deferred compensation plan assets	23,018	16,623
Other	31,225	40,248
Total prepaid and other current assets	$ 76,513	$ 75,771