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Borrowings (Tables)
9 Months Ended
Sep. 30, 2017
Debt Disclosure [Abstract]  
Summary of Information Pertaining to Borrowings
Information pertaining to borrowings is summarized in the table below as of the dates presented:
 
September 30, 2017
 
December 31, 2016
(dollars in thousands)
Balance
Weighted
Average Rate
 
Balance
Weighted
Average Rate
Short-term borrowings


 


Securities sold under repurchase agreements
$
39,923

0.16
%
 
$
50,832

0.01
%
Short-term borrowings
685,000

1.31
%
 
660,000

0.76
%
Total short-term borrowings
724,923

1.25
%
 
710,832

0.70
%
Long-term borrowings
 
 
 


Other long-term borrowings
12,911

2.97
%
 
14,713

2.91
%
Junior subordinated debt securities
45,619

3.74
%
 
45,619

3.42
%
Total long-term borrowings
58,530

3.57
%
 
60,332

3.30
%
Total Borrowings
$
783,453

1.42
%
 
$
771,164

0.90
%