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Securities Sold Under Agreement to Repurchase
 3 Months Ended
Mar. 31, 2021
Disclosure of Repurchase Agreements [Abstract]  
Securities Sold Under Agreement to Repurchase Securities Sold Under Agreement to Repurchase
The Bank utilizes securities sold under agreement to repurchase with one day maturities as a supplement to funding sources. Securities sold under agreement to repurchase are secured by pledged investment securities available for sale and the Bank is required to maintain an aggregate market value of securities pledged greater than the balance of the securities sold under agreement to repurchase. The Bank is required to pledge additional securities to cover any declines below the balance of the securities sold under agreement to repurchase. For additional information on the total value of investment securities pledged for securities sold under agreement to repurchase see Note (2) Investment Securities.
The following table presents the balance of Bank's securities sold under agreement to repurchase obligations by class of collateral pledged at the dates indicated:
March 31,
2021		December 31,
2020
(In thousands)
Residential CMO and MBS$8,083 $7,388 
Commercial CMO and MBS28,420 28,295 
Total$36,503 $35,683