Income Taxes - Reconciliation of Effective Tax Rate (Details)	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
Income Tax Disclosure [Abstract]
U.S. federal statutory tax rate	(35.00%)	(35.00%)	(35.00%)	(35.00%)
State income taxes, net of federal benefit	3.80%	5.70%	(0.70%)	1.80%
Non-U.S. income taxed at different rates	(12.60%)	(29.10%)	(1.20%)	(4.20%)
Non-deductible expenses	0.00%	0.20%	0.00%	2.40%
Domestic production activities deduction	(0.00%)	(3.60%)	(0.00%)	(0.00%)
Other	(0.80%)	1.40%	0.90%	0.10%
Effective income tax rate	(44.60%)	16.80%	(36.00%)	(34.90%)