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Income Taxes (Details 2)	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Differences between the U.S. federal statutory rate and the Company's effective tax rate for continuing operations
U.S federal statutory rate	35.00%	35.00%	35.00%
State income taxes, net of U.S. federal income tax expense	5.20%	4.60%	3.60%
Provision to return adjustments, net	0.80%	0.50%	0.20%
Tax differential on foreign earnings	2.20%	0.30%	0.00%
Domestic production/manufacturing deduction	(1.90%)	(2.40%)	(2.30%)
Deferred tax adjustments, net	1.60%	0.00%	0.00%
Non-deductible meals and entertainment	1.00%	0.60%	0.40%
Other income, net	0.20%	0.20%	0.00%
Expiration of uncertain tax positions	0.00%	(0.40%)	0.00%
Effective rate	44.10%	38.40%	36.90%

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The sum of the differences between the effective income tax rate and domestic federal statutory income tax rate attributable to provision to return adjustments.

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Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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