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LOANS HELD FOR INVESTMENT, COVID-19 Related Deferral and Modification (Details)
$ in Thousands
3 Months Ended 12 Months Ended
Mar. 31, 2022
USD ($)
Loan
Dec. 31, 2021
USD ($)
Loan
CARES Act [Abstract]    
TDRs $ 0 $ 0
Covid-19 [Member]    
CARES Act [Abstract]    
Number of outstanding loans subject to deferral and modification agreements | Loan 1 3
Amount of outstanding loans subject to deferral and modification agreements $ 6,000 $ 15,900
Percentage of loans modified under CARES Act   0.65%