Annual report pursuant to Section 13 and 15(d)

Income Taxes - Unrecognized Tax Benefits (Details)

v2.4.1.9
Income Taxes - Unrecognized Tax Benefits (Details) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Reconciliation of Unrecognized Tax Benefits [Roll Forward]    
Balance at beginning of year $ 2,831us-gaap_UnrecognizedTaxBenefits $ 0us-gaap_UnrecognizedTaxBenefits
Additions from business combinations 0us-gaap_UnrecognizedTaxBenefitsIncreasesResultingFromAcquisition 2,569us-gaap_UnrecognizedTaxBenefitsIncreasesResultingFromAcquisition
Reversal of prior tax positions (1,795)us-gaap_UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions 0us-gaap_UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions
Additions based on tax positions related to the current year 3,201us-gaap_UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions 262us-gaap_UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions
Balance at end of year $ 4,237us-gaap_UnrecognizedTaxBenefits $ 2,831us-gaap_UnrecognizedTaxBenefits