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Derivative Financial Instruments (Tables)
9 Months Ended
Sep. 30, 2017
Derivative Financial Instruments [Abstract]  
Schedule of outstanding financial derivative instruments
 
               September 30, 2017
Fair Value
(dollars in thousands)NotionalBalance Sheet LocationAsset/(Liability)
Mortgage loan interest rate lock commitments$29,258Other assets$343
MBS forward sales commitments18,000Other assets46
Total derivative financial instruments$47,258$389
 
December 31, 2016
Fair Value
(dollars in thousands)NotionalBalance Sheet LocationAsset/(Liability)
Mortgage loan interest rate lock commitments$17,986Other assets $256
MBS forward sales commitments  14,250 Other assets (3)
Total derivative financial instruments$     32,236$        253