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Securities Sold Under Agreements to Repurchase and Federal Funds Purchased (Tables)
12 Months Ended
Dec. 31, 2017
Banking and Thrift [Abstract]  
Schedule of securities sold under agreements to repurchase
Information regarding securities sold under agreements to repurchase and Federal funds purchased is detailed in the following tables for the years ended December 31:
 
Securities Sold Under Agreements to Repurchase
2017
 
2016
 
2015
(dollar amounts in thousands)
 
 
 
 
 
Total outstanding at December 31
$
75,177

 
$
69,062

 
$
136,513

 
 
 
 
 
 
Maximum month-end balance
80,326

 
125,063

 
146,397

Average balance during the year
64,888

 
99,622

 
137,917

Weighted average rate at December 31
0.23
%
 
0.88
%
 
1.90
%
Average interest rate paid during the year
0.36
%
 
2.24
%
 
1.96
%
Federal Funds Purchased
 
 
 
 
 
Average balance during the year
0

 
0

 
0

Weighted average rate at December 31
N/A

 
N/A

 
N/A

Average interest rate paid during the year
0.00
%
 
0.00
%
 
0.00
%