v2.4.1.9
CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY (Parenthetical) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Statement of Stockholders' Equity [Abstract]      
Changes in available-for-sale securities, tax effect $ 175us-gaap_OtherComprehensiveIncomeAvailableforsaleSecuritiesTaxPortionAttributableToParent $ (367)us-gaap_OtherComprehensiveIncomeAvailableforsaleSecuritiesTaxPortionAttributableToParent $ (3)us-gaap_OtherComprehensiveIncomeAvailableforsaleSecuritiesTaxPortionAttributableToParent
Changes in interest rate swaps, tax effect $ 0us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesTax $ 0us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesTax $ 35us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesTax