0001005409 2020-10-27 2020-10-27 0001005409 us-gaap:PreferredStockMember 2020-10-27 2020-10-27 0001005409 us-gaap:CommonStockMember 2020-10-27 2020-10-27 false 0001005409 8-K 2020-10-27 DIME COMMUNITY BANCSHARES, INC. DE 000-27782 11-3297463 300 Cadman Plaza West, 8th Floor Brooklyn NY 11201 718 782-6200 false false false false Common Stock, $0.01 Par Value DCOM NASDAQ Preferred Stock, Series A, $0.01 Par Value DCOMP NASDAQ false