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Employee Benefits (Details) (USD $)
12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Defined Benefit Plan Disclosure [Line Items]      
Share based compensation   $ 0 $ 0
Defined contribution plan, employer discretionary contribution amount 403,000 305,000 189,000
Incentive Compensation Plan [Member]
     
Defined Benefit Plan Disclosure [Line Items]      
Share based compensation $ 900,000 $ 200,000