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Income Taxes (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014	Dec. 31, 2014	Apr. 30, 2015	Apr. 29, 2014
Income Tax Disclosure [Abstract]
Effective tax rate			38.50%	39.20%
Statutory income tax rate			35.00%		35.00%
Gain on business combination	$ 3,443	$ 0	$ 3,443	$ 0
Avantec [Member]
Income Tax Disclosure [Abstract]
Gain on business combination	3,400
Business Acquisition [Line Items]
Percentage of minority interest							15.00%
Avantec [Member]
Income Tax Disclosure [Abstract]
Gain on business combination	$ 3,400
Business Acquisition [Line Items]
Percentage of interest acquired						85.00%

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