XML 115 R99.htm IDEA: XBRL DOCUMENT v3.20.4
Long-term Debt (Narrative) (Details)
3 Months Ended
Mar. 31, 2019
Facility
Dec. 31, 2020
USD ($)
Dec. 31, 2019
USD ($)
Dec. 31, 2018
USD ($)
Debt Instrument [Line Items]        
Long-term debt outstanding   $ 75,115,000 $ 32,903,000  
Number of lease agreement under non-cancelable finance lease | Facility 1      
FHLB prepayment   25,000,000 20,000,000  
FHLB prepayment penalty   165,000 93,000 $ 0
FHLB fixed rate instruments, aggregate principal amounts due, 2021   258,000    
FHLB fixed rate instruments, aggregate principal amounts due, 2022   70,271,000    
FHLB fixed rate instruments, aggregate principal amounts due, 2023   284,000    
FHLB fixed rate instruments, aggregate principal amounts due, 2024   299,000    
FHLB fixed rate instruments, aggregate principal amounts due, 2025   313,000    
FHLB fixed rate instruments, aggregate principal amounts due, thereafter   223,000    
FHLB [Member]        
Debt Instrument [Line Items]        
Letter of credit outstanding, amount   $ 288,950,000 $ 169,051,000