XML 54 R42.htm IDEA: XBRL DOCUMENT v3.8.0.1
INVESTMENT SECURITIES - Narrative (Details)
$ in Millions
Sep. 30, 2017
USD ($)
security
position
Dec. 31, 2016
USD ($)
Schedule of Available-for-sale Securities [Line Items]    
Pledged securities, carrying value | $ $ 238.6 $ 618.2
Debt Securities    
Schedule of Available-for-sale Securities [Line Items]    
Number of securities in security portfolio | security 421  
Number of securities in unrealized loss position 119  
Mortgage-backed Securities, Issued by US Government Sponsored Enterprises    
Schedule of Available-for-sale Securities [Line Items]    
Number of securities in unrealized loss position 101  
State, county and municipal securities    
Schedule of Available-for-sale Securities [Line Items]    
Number of securities in unrealized loss position 9  
Corporate debt securities    
Schedule of Available-for-sale Securities [Line Items]    
Number of securities in unrealized loss position 9