XML 44 R33.htm IDEA: XBRL DOCUMENT v3.20.2
Securities, Amortized Cost and Fair Value of Securities by Contractual Maturity (Details) - USD ($)
$ in Thousands
Sep. 30, 2020
Dec. 31, 2019
Available-for-sale, amortized cost [Abstract]    
Due in one year or less $ 10,746  
Due after one through five years 17,907  
Due after five through ten years 93,860  
Due after ten years 87,579  
Amortized cost 931,919 $ 593,945
Available for sale, fair value [Abstract]    
Due in one year or less 10,775  
Due after one through five years 18,451  
Due after five through ten years 95,061  
Due after ten years 92,399  
Fair value 949,089 599,844
U.S. Government Sponsored Agency Mortgage-backed Securities [Member]    
Available-for-sale, amortized cost [Abstract]    
Without single maturity date 665,331  
Amortized cost 665,331 291,874
Available for sale, fair value [Abstract]    
Without single maturity date 676,874  
Fair value 676,874 295,245
Other Debt Securities [Member]    
Available-for-sale, amortized cost [Abstract]    
Without single maturity date 56,496  
Amortized cost 56,496 31,418
Available for sale, fair value [Abstract]    
Without single maturity date 55,529  
Fair value $ 55,529 $ 31,142