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Subsequent Events (Details) - Schedule of bank issued subordinated bonds - USTDW70320 [Member]
$ in Millions
 12 Months Ended
Dec. 31, 2021
USD ($)
Subsequent Events (Details) - Schedule of bank issued subordinated bonds [Line Items]  
Annual intrest rate 3.46%
Issuance date Jan. 07, 2022
Issuance amount $ 1,065,000
Maturity date Jan. 09, 2028
Annual intrest rate 3.46%
Issuance date Jan. 07, 2022
Issuance amount $ 335,000
Maturity date Jan. 09, 2028
Annual intrest rate 3.56%
Issuance date Jan. 07, 2022
Issuance amount $ 1,800,000
Maturity date Jan. 09, 2028
Annual intrest rate 3.56%
Issuance date Jan. 07, 2022
Issuance amount $ 100,000
Maturity date Jan. 09, 2028