Income Taxes - Narrative (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Income Tax Disclosure [Abstract]
Federal net operating loss carry forwards	$ 59.8
Percentage of cumulative ownership	50.00%
Cumulative ownership change period	3 years
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Unremitted earnings of subsidiaries outside the United States	$ 72.5
Total deferred taxes	$ 10.2
Effective income tax rate	39.40%	39.10%	39.10%
Number of years under state audit	4 years
New Accounting Pronouncement, Early Adoption, Effect
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Deferred tax asset reclassified		$ 30.3