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Securities (Schedule of Unrealized Loss on Investments) (Details)
$ in Thousands
Sep. 30, 2021
USD ($)
security
Dec. 31, 2020
USD ($)
security
Debt Securities, Available-for-sale [Line Items]    
Less than 12 Months, Fair Value $ 132,897 $ 26,795
Less than 12 Months, Gross Unrealized Losses $ (1,133) $ (97)
Available-for-sale, less than 12 months, number of securities | security 31 10
Available-for-sale, fair value, 12 months or greater $ 9,621 $ 7,192
12 Months or Greater, Gross Unrealized Losses $ (126) $ (104)
Available-for-sale, 12 months or greater, number of securities | security 9 5
Total, Fair Value $ 142,518 $ 33,987
Total, Gross Unrealized Losses $ (1,259) $ (201)
Available-for-sale, total, number of securities | security 40 15
US Treasury Securities [Member]    
Debt Securities, Available-for-sale [Line Items]    
Less than 12 Months, Fair Value $ 76,626  
Less than 12 Months, Gross Unrealized Losses $ (61)  
Available-for-sale, less than 12 months, number of securities | security 4  
Total, Fair Value $ 76,626  
Total, Gross Unrealized Losses $ (61)  
Available-for-sale, total, number of securities | security 4  
US Government-sponsored Enterprises Debt Securities [Member]    
Debt Securities, Available-for-sale [Line Items]    
Less than 12 Months, Fair Value $ 37,469 $ 15,510
Less than 12 Months, Gross Unrealized Losses $ (910) $ (5)
Available-for-sale, less than 12 months, number of securities | security 10 3
Available-for-sale, fair value, 12 months or greater $ 841 $ 132
12 Months or Greater, Gross Unrealized Losses $ (3) $ (1)
Available-for-sale, 12 months or greater, number of securities | security 3 1
Total, Fair Value $ 38,310 $ 15,642
Total, Gross Unrealized Losses $ (913) $ (6)
Available-for-sale, total, number of securities | security 13 4
Municipal securities [Member]    
Debt Securities, Available-for-sale [Line Items]    
Less than 12 Months, Fair Value $ 3,929  
Less than 12 Months, Gross Unrealized Losses $ (31)  
Available-for-sale, less than 12 months, number of securities | security 3  
Total, Fair Value $ 3,929  
Total, Gross Unrealized Losses $ (31)  
Available-for-sale, total, number of securities | security 3  
Other Debt Securities [Member]    
Debt Securities, Available-for-sale [Line Items]    
Less than 12 Months, Fair Value $ 5,982 $ 1,495
Less than 12 Months, Gross Unrealized Losses $ (72) $ (5)
Available-for-sale, less than 12 months, number of securities | security 6 1
Available-for-sale, fair value, 12 months or greater   $ 977
12 Months or Greater, Gross Unrealized Losses   $ (8)
Available-for-sale, 12 months or greater, number of securities | security   1
Total, Fair Value $ 5,982 $ 2,472
Total, Gross Unrealized Losses $ (72) $ (13)
Available-for-sale, total, number of securities | security 6 2
Mortgage-backed securities (GSEs) [Member]    
Debt Securities, Available-for-sale [Line Items]    
Less than 12 Months, Fair Value $ 8,891 $ 9,790
Less than 12 Months, Gross Unrealized Losses $ (59) $ (87)
Available-for-sale, less than 12 months, number of securities | security 8 6
Available-for-sale, fair value, 12 months or greater $ 8,780 $ 6,083
12 Months or Greater, Gross Unrealized Losses $ (123) $ (95)
Available-for-sale, 12 months or greater, number of securities | security 6 3
Total, Fair Value $ 17,671 $ 15,873
Total, Gross Unrealized Losses $ (182) $ (182)
Available-for-sale, total, number of securities | security 14 9