XML 57 R47.htm IDEA: XBRL DOCUMENT v3.20.4
INVESTMENT SECURITIES - Fair value of impaired investment securities (Details) - USD ($)
$ in Thousands
Dec. 31, 2020
Mar. 31, 2020
Debt Securities, Available-for-sale [Line Items]    
Less than 12 months, Estimated Fair Value $ 23,401 $ 16,233
Less than 12 months, Unrealized Losses (109) (90)
12 months or longer, Estimated Fair Value 2,316 5,320
12 months or longer, Unrealized Losses (58) (101)
Total, Estimated Fair Value 25,717 21,553
Total, Unrealized Losses (167) (191)
Debt Securities, Held to maturity    
Less than 12 months, Estimated fair value 14,705  
Less than 12 months, unrealized losses (88)  
Total Estimated fair value 14,705  
Total, Unrealized Losses (88)  
Municipal securities    
Debt Securities, Available-for-sale [Line Items]    
Less than 12 months, Estimated Fair Value 1,886  
Less than 12 months, Unrealized Losses (10)  
Total, Estimated Fair Value 1,886  
Total, Unrealized Losses (10)  
Debt Securities, Held to maturity    
Less than 12 months, Estimated fair value 2,278  
Less than 12 months, unrealized losses (32)  
Total Estimated fair value 2,278  
Total, Unrealized Losses (32)  
Agency securities    
Debt Securities, Available-for-sale [Line Items]    
Less than 12 months, Estimated Fair Value 5,975 1,998
Less than 12 months, Unrealized Losses (20) (10)
Total, Estimated Fair Value 5,975 1,998
Total, Unrealized Losses (20) (10)
Debt Securities, Held to maturity    
Less than 12 months, Estimated fair value 6,193  
Less than 12 months, unrealized losses (8)  
Total Estimated fair value 6,193  
Total, Unrealized Losses (8)  
Real estate mortgage investment conduits    
Debt Securities, Available-for-sale [Line Items]    
Less than 12 months, Estimated Fair Value 15,540  
Less than 12 months, Unrealized Losses (79)  
Total, Estimated Fair Value 15,540  
Total, Unrealized Losses (79)  
Debt Securities, Held to maturity    
Less than 12 months, Estimated fair value 3,104  
Less than 12 months, unrealized losses (7)  
Total Estimated fair value 3,104  
Total, Unrealized Losses (7)  
Residential mortgage-backed securities    
Debt Securities, Available-for-sale [Line Items]    
Less than 12 months, Estimated Fair Value   2,509
Less than 12 months, Unrealized Losses   (22)
12 months or longer, Estimated Fair Value   409
12 months or longer, Unrealized Losses   (8)
Total, Estimated Fair Value   2,918
Total, Unrealized Losses   (30)
Debt Securities, Held to maturity    
Less than 12 months, Estimated fair value 3,130  
Less than 12 months, unrealized losses (41)  
Total Estimated fair value 3,130  
Total, Unrealized Losses (41)  
Other mortgage-backed securities    
Debt Securities, Available-for-sale [Line Items]    
Less than 12 months, Estimated Fair Value   11,726
Less than 12 months, Unrealized Losses   (58)
12 months or longer, Estimated Fair Value 2,316 4,911
12 months or longer, Unrealized Losses (58) (93)
Total, Estimated Fair Value 2,316 16,637
Total, Unrealized Losses $ (58) $ (151)