Income Taxes (Tables)

3 Months Ended

Mar. 31, 2017

Income Tax Disclosure [Abstract]

Schedule of differences between U.S. statutory rate and effective rate

The primary differences between the U.S. statutory rate and our effective rate are as follows: 

	Three Months Ended March 31,
	2017		2016
U.S. statutory rate	35.0	%	35.0	%
Foreign provision	(11.1	)	(9.8	)
Other	(2.0	)	(0.2	)
Effective rate	21.9	%	25.0	%