Annual report pursuant to Section 13 and 15(d)

Consolidated Statement of Comprehensive Income (Loss) (Parenthetical)

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Consolidated Statement of Comprehensive Income (Loss) (Parenthetical) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Statement of Comprehensive Income [Abstract]      
Unrealized loss from interest rate hedge, tax effect $ 917us-gaap_OtherComprehensiveIncomeDerivativesQualifyingAsHedgesTaxPortionAttributableToParent $ 614us-gaap_OtherComprehensiveIncomeDerivativesQualifyingAsHedgesTaxPortionAttributableToParent $ 0us-gaap_OtherComprehensiveIncomeDerivativesQualifyingAsHedgesTaxPortionAttributableToParent