Annual report pursuant to Section 13 and 15(d)

Income Taxes Schedule of Deferred Tax Assets and Liabilities (Details)

v2.4.1.9
Income Taxes Schedule of Deferred Tax Assets and Liabilities (Details) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2014
Dec. 31, 2013
Deferred Tax Assets and Liabilities [Line Items]    
Deferred Tax Assets, Derivative Instruments $ 5,978us-gaap_DeferredTaxAssetsDerivativeInstruments  
Deferred Tax Assets, Derivative Instruments   (45,740)us-gaap_DeferredTaxLiabilitiesDerivatives
Deferred Tax Assets, Unrealized Losses on Trading Securities (478)us-gaap_DeferredTaxLiabilitiesUnrealizedGainsOnTradingSecurities (1,380)us-gaap_DeferredTaxLiabilitiesUnrealizedGainsOnTradingSecurities
Deferred Tax Assets, Mortgage Servicing Rights 4,494two_DeferredTaxAssetsMortgageServicingRights  
Deferred Tax Assets, Other   846us-gaap_DeferredTaxLiabilitiesMortgageServicingRights
Deferred Tax Assets, Other 16us-gaap_DeferredTaxAssetsOther 0us-gaap_DeferredTaxAssetsOther
Deferred Tax Liabilities, Other 859us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsWarrantyReserves 0us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsWarrantyReserves
Deferred Tax Assets, Goodwill and Intangible Assets 277us-gaap_DeferredTaxAssetsGoodwillAndIntangibleAssets 515us-gaap_DeferredTaxAssetsGoodwillAndIntangibleAssets
Deferred Tax Assets, Tax Credit Carryforwards, Alternative Minimum Tax 98us-gaap_DeferredTaxAssetsTaxCreditCarryforwardsAlternativeMinimumTax 0us-gaap_DeferredTaxAssetsTaxCreditCarryforwardsAlternativeMinimumTax
Deferred Tax Assets, Operating Loss Carryforwards 9,448us-gaap_DeferredTaxAssetsOperatingLossCarryforwards 7,986us-gaap_DeferredTaxAssetsOperatingLossCarryforwards
Deferred Tax Assets, Capital Loss Carryforwards 20,155us-gaap_DeferredTaxAssetsCapitalLossCarryforwards 51us-gaap_DeferredTaxAssetsCapitalLossCarryforwards
Deferred Tax Assets, Net 40,847us-gaap_DeferredTaxAssetsLiabilitiesNet 0us-gaap_DeferredTaxAssetsLiabilitiesNet
Deferred Tax Liabilities, Net 0us-gaap_DeferredTaxLiabilities (39,414)us-gaap_DeferredTaxLiabilities
Tax Year 2013 [Member]    
Deferred Tax Assets and Liabilities [Line Items]    
Deferred Tax Assets, Operating Loss Carryforwards 6,958us-gaap_DeferredTaxAssetsOperatingLossCarryforwards
/ us-gaap_TaxPeriodAxis
= us-gaap_TaxYear2013Member
 
Latest Tax Year [Member]    
Deferred Tax Assets and Liabilities [Line Items]    
Deferred Tax Assets, Operating Loss Carryforwards $ 2,490us-gaap_DeferredTaxAssetsOperatingLossCarryforwards
/ us-gaap_TaxPeriodAxis
= us-gaap_LatestTaxYearMember