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Income Taxes - Schedule Of Income Tax Rate Reconciliation (Details)
12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Effective Income Tax Rate Reconciliation, Percent [Abstract]      
Statutory rate 35.00% 35.00% 35.00%
Foreign provision (as a percent) (5.10%) (13.70%) (9.10%)
Goodwill impairment (as a percent) (16.80%) 0.00% 0.00%
Other (as a percent) 0.20% (0.10%) (0.40%)
Effective rate (as a percent) 13.30% 21.20% 25.50%