XML 84 R44.htm IDEA: XBRL DOCUMENT v3.19.3
INVESTMENT SECURITIES - Narrative (Details)
$ in Millions
Sep. 30, 2019
USD ($)
security
Dec. 31, 2018
USD ($)
Debt Securities    
Debt Securities, Available-for-sale [Line Items]    
Number of securities in security portfolio 568  
Number of securities in unrealized loss position 136  
Mortgage-backed Securities, Issued by US Government Sponsored Enterprises    
Debt Securities, Available-for-sale [Line Items]    
Number of securities in unrealized loss position 133  
State, county and municipal securities    
Debt Securities, Available-for-sale [Line Items]    
Number of securities in unrealized loss position 1  
Corporate debt securities    
Debt Securities, Available-for-sale [Line Items]    
Number of securities in unrealized loss position 2  
Collateral Pledged    
Debt Securities, Available-for-sale [Line Items]    
Pledged securities, carrying value | $ $ 513.7 $ 510.0