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Loans, Net - Narrative (Details)
$ in Thousands
6 Months Ended 12 Months Ended
Jun. 30, 2015
USD ($)
loan_segment
Dec. 31, 2014
USD ($)
Receivables [Abstract]    
Number of loan segments | loan_segment 3  
Interest on non-accrual loans foregone $ 187 $ 544
Troubled debt restructuring, payment default, term of original modification 12 months  
Troubled debt restructuring, payment default, past due term 90 days