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Other Borrowed Funds	3 Months Ended
Other Borrowed Funds	Mar. 31, 2018
Other Borrowed Funds
Other Borrowed Funds	Note 7 — Other Borrowed Funds Other borrowed funds include FHLB borrowings, which are short-term and long-term borrowings issued by the FHLB of Dallas at the market price offered at the time of funding. These borrowings are secured by residential mortgage-backed investment securities and a portion of the Company’s loan portfolio. At March 31, 2018, other borrowed funds totaled $831,600,000, a decrease of 30.4% from $1,195,225,000 at December 31, 2017.