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Regulatory Matters (Details Textual)
12 Months Ended
Dec. 31, 2016
Regulatory Matters (Textual)  
Capital conservation buffer percentage 0.625%
2015 [Member]  
Regulatory Matters (Textual)  
Capital conservation buffer percentage 0.00%
2019 [Member]  
Regulatory Matters (Textual)  
Capital conservation buffer percentage 2.50%