Quarterly report pursuant to Section 13 or 15(d)

Benefit Plans (Details Textuals)

v3.2.0.727
Benefit Plans (Details Textuals)
 3 Months Ended 6 Months Ended
Jun. 30, 2015
Y
Jun. 30, 2015
USD ($)
Dec. 31, 2014
Defined Benefit Plan, Information about Plan Assets [Abstract]      
Fair value of plan assets, Percentage 100.00% 100.00% 100.00%
Defined Contribution Pension and Other Postretirement Plans Disclosure [Abstract]      
Match - Base pay contributed to the plan   Matched participant contributions up to first 4%  
BasePayContributedToPlanProfitSharing   Profit-sharing contribution equal to first 1% participants’ 2014 base pay was awarded.  
Pension Benefits [Member]      
Defined Benefit Plan, Information about Plan Assets [Abstract]      
Average duration of plan assets investment in bonds, years   12 years 2 months 15 days  
Estimated Life Of Benefit Obligations   12 years 9 months 18 days  
Post Retirement Benefits [Member]      
Benefit Plans (Textuals) [Abstract]      
Employees retirement age for health care and life insurance benefits under unfunded defined benefit post-retirement plan | Y 55    
DeferredCompensationArrangementWithIndividualRequisiteServicePeriod 10 years    
PlanAmendementMeasurementReductionInLiability   $ 5,200,000  
Equity Securities [Member]      
Defined Benefit Plan, Information about Plan Assets [Abstract]      
Defined Benefit Plan, Actual Plan Asset Allocations 50.00% 50.00%  
Defined Benefit Plan, Target Plan Asset Allocations Range Minimum 20.00%    
Defined Benefit Plan, Target Plan Assets Allocation Range Maximum 50.00%    
Covered Bonds [Member]      
Defined Benefit Plan, Information about Plan Assets [Abstract]      
Defined Benefit Plan, Actual Plan Asset Allocations 49.00% 49.00%  
Defined Benefit Plan, Target Plan Asset Allocations Range Minimum 50.00%    
Defined Benefit Plan, Target Plan Assets Allocation Range Maximum 80.00%    
Cash and Cash Equivalents [Member]      
Defined Benefit Plan, Information about Plan Assets [Abstract]      
Defined Benefit Plan, Actual Plan Asset Allocations 1.00% 1.00%