XML 37 R26.htm IDEA: XBRL DOCUMENT v3.8.0.1
Note 2 - Investment Securities - Investment Securities (Details) - USD ($)
$ in Thousands
Mar. 31, 2018
Dec. 31, 2017
Securities available for sale, amortized cost $ 271,503 $ 273,878
Securities available for sale, gross unrealized gains 743 1,275
Securities available for sale, gross unrealized losses 7,403 3,981
Securities available for sale, at fair value 264,843 271,172
Securities-held to maturity 1
Securities held to maturity, gross unrealized gains  
Securities held to maturity, gross unrealized losses  
Securities held to maturity, fair value   1
Mortgage-backed Securities, Issued by US Government Sponsored Enterprises [Member]    
Securities available for sale, amortized cost 111,090 114,902
Securities available for sale, gross unrealized gains
Securities available for sale, gross unrealized losses 4,345 2,253
Securities available for sale, at fair value 106,745 112,649
Securities-held to maturity   1
Securities held to maturity, gross unrealized gains  
Securities held to maturity, gross unrealized losses  
Securities held to maturity, fair value   1
Agency Collateralized Mortgage Obligations [Member]    
Securities available for sale, amortized cost 18,720 15,660
Securities available for sale, gross unrealized gains 1
Securities available for sale, gross unrealized losses 471 338
Securities available for sale, at fair value 18,249 15,323
US Government Agencies Debt Securities [Member]    
Securities available for sale, amortized cost 70,495 70,013
Securities available for sale, gross unrealized gains
Securities available for sale, gross unrealized losses 1,447 985
Securities available for sale, at fair value 69,048 69,028
Municipal Notes [Member]    
Securities available for sale, amortized cost 71,198 73,303
Securities available for sale, gross unrealized gains 743 1,274
Securities available for sale, gross unrealized losses 1,140 405
Securities available for sale, at fair value $ 70,801 $ 74,172