XML 67 R38.htm IDEA: XBRL DOCUMENT v2.4.1.9
8. Income Taxes (Details 1)
 12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Income Taxes Details 1    
Statutory U.S. income tax rate 34.00%us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate 34.00%us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate
States taxes, net of federal benefit 1.95%us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes 1.29%us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes
Permanent differences 1.55%RWC_PermanentDifferences 2.36%RWC_PermanentDifferences
Change in valuation allowance 0.00%us-gaap_EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance (0.84%)us-gaap_EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance
Change in net operating loss carryforwards and tax credits 2.20%RWC_ChangeInNetOperatingLossCarryforwardsAndTaxCredits (5.02%)RWC_ChangeInNetOperatingLossCarryforwardsAndTaxCredits
Other 0.38%RWC_Other (0.70%)RWC_Other
Effective income tax rate 35.68%us-gaap_EffectiveIncomeTaxRateContinuingOperations 31.09%us-gaap_EffectiveIncomeTaxRateContinuingOperations