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12. Retirement Plans (Details Narrative) (USD $)
In Thousands, unless otherwise specified
 12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Retirement Plans Details Narrative    
Defined Contribution to Retirement Plan $ 100RWC_DefinedContributionToRetirementPlan $ 94RWC_DefinedContributionToRetirementPlan