Subsequent Events - Additional Information (Details) - item	Feb. 04, 2021	Dec. 31, 2020	Oct. 26, 2020
Subsequent Event [Line Items]
Number Of Branches To Be Opened		2
Monroe and Warwick, New York [Member]
Subsequent Event [Line Items]
Number Of Branches Acquired			2
Monroe, New York [Member]
Subsequent Event [Line Items]
Number Of Branches To Be Opened		1
Warwick, New York [Member]
Subsequent Event [Line Items]
Number Of Branches To Be Opened		1
Subsequent Event [Member] | Monroe and Warwick, New York [Member]
Subsequent Event [Line Items]
Number Of Branches Acquired	2