CASH AND DUE FROM BANKS	12 Months Ended
Dec. 31, 2019
Cash and Cash Equivalents [Abstract]
CASH AND DUE FROM BANKS	NOTE 2 - CASH AND DUE FROM BANKS For the purposes of reporting cash flows, cash and cash equivalents have original maturities of three months or less and include cash and due from banks and interest-bearing cash and due from banks, primarily at the FRB. Citizens maintains certain average reserve balances and compensating balances for check clearing and other services with the FRB. At December 31, 2019 and 2018, the balance of deposits at the FRB amounted to $2.1 billion and $3.0 billion, respectively. Average balances maintained with the FRB during the years ended December 31, 2019 and 2018 exceeded amounts required by law for the FRB’s requirements. All amounts, both required and excess reserves, held at the FRB currently earn interest at a fixed rate of 155 basis points. Citizens recorded interest income on FRB deposits of $28 million, $28 million, and $16 million for the years ended December 31, 2019, 2018, and 2017, respectively, in interest-bearing deposits in banks in the Consolidated Statements of Operations.

CASH AND DUE FROM BANKS

12 Months Ended

Dec. 31, 2019

Cash and Cash Equivalents [Abstract]

NOTE 2 - CASH AND DUE FROM BANKS

For the purposes of reporting cash flows, cash and cash equivalents have original maturities of three months or less and include cash and due from banks and interest-bearing cash and due from banks, primarily at the FRB.

Citizens maintains certain average reserve balances and compensating balances for check clearing and other services with the FRB. At December 31, 2019 and 2018, the balance of deposits at the FRB amounted to $2.1 billion and $3.0 billion, respectively. Average balances maintained with the FRB during the years ended December 31, 2019 and 2018 exceeded amounts required by law for the FRB’s requirements. All amounts, both required and excess reserves, held at the FRB currently earn interest at a fixed rate of 155 basis points. Citizens recorded interest income on FRB deposits of $28 million, $28 million, and $16 million for the years ended December 31, 2019, 2018, and 2017, respectively, in interest-bearing deposits in banks in the Consolidated Statements of Operations.