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Troubled Debt Restructurings (Tables)
9 Months Ended
Sep. 30, 2018
Troubled Debt Restructurings [Abstract]  
Summary of concession at the time of modification and the recorded investment in our TDRs before and after their modification
                    
For the nine months ended September 30, 2018
          Pre-     Post-
modificationmodification
RenewalsReducedConvertedMaturityTotaloutstandingoutstanding
deemed aor deferredto interestdateNumberrecordedrecorded
(dollars in thousands)concessionpaymentsonlyextensionsof loansinvestmentinvestment
Commercial
Owner occupied RE1---1$506$592
Business4---41,2071,532
Consumer
Real estate2---2549669
Total loans7---7$2,262$2,793
 
For the nine months ended September 30, 2017
Pre-Post-
modificationmodification
RenewalsReducedConvertedMaturityTotaloutstandingoutstanding
deemed aor deferredto interestdateNumberrecordedrecorded
(dollars in thousands)concessionpaymentsonlyextensionsof loansinvestmentinvestment
Commercial
Non-owner occupied RE1---1$976$976
Business11--2378387
Total loans21--3$     1,354$     1,363