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Cash and Cash Equivalents
12 Months Ended
Dec. 31, 2020
Cash and Cash Equivalents [Abstract]  
Cash and Cash Equivalents Cash and Cash Equivalents
The Company had restricted cash included in cash and due from banks on the balance sheet of $93.0 million and $86.5 million as of December 31, 2020 and 2019, respectively, relating mostly to collateral required on interest rate swaps as discussed in Note 19. At December 31, 2020 and 2019, there was $2.6 million and $590,000, respectively, in restricted cash included in interest bearing cash and temporary investments on the balance sheet, relating to collateral requirements for derivatives for mortgage banking activities.

Previously, the Bank was required to maintain an average reserve balance with the Federal Reserve Bank or maintain such reserve balance in the form of cash. The amount of required reserve balance at December 31, 2019 was approximately $145.6 million and was met by holding cash and maintaining an average balance with the Federal Reserve Bank. As of December 31, 2020, there is no longer a minimum required reserve.