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Variable Interest Entities - Summary Of VIE Consolidated By FHN (Details) - USD ($) $ in Thousands | Mar. 31, 2020 | Dec. 31, 2019
--- | --- | ---
Assets: |  |
Other assets | $ 2,536,822 | $ 2,046,338
Total assets | 47,197,378 | 43,310,900
Liabilities: |  |
Other liabilities | 825,247 | 873,079
Total liabilities | 42,141,798 | 38,234,892
Rabbi Trusts Used for Deferred Compensation Plans |  |
Assets: |  |
Other assets | 82,904 | 91,873
Total assets | 82,904 | 91,873
Liabilities: |  |
Other liabilities | 61,517 | 70,830
Total liabilities | $ 61,517 | $ 70,830

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