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Additional Cash Flow Information (Details) - USD ($) $ in Thousands | 9 Months Ended
--- | ---
Sep. 30, 2019 | Sep. 30, 2018
Other Significant Noncash Transactions [Line Items] |  |
Interest paid | $ 130,904 | $ 78,987
Income taxes (refunded) paid | 34,028 | 25,576
Right-of use lease assets obtained in exchange for lessee operating lease liabilities (adoption of ASU 2016-02) | 32,757 | 0
Transfers of loans to foreclosed assets held for sale |  |
Other Significant Noncash Transactions [Line Items] |  |
Transfers of loans | 3,666 | 7,745
Transfers of premises to foreclosed assets and other real estate owned |  |
Other Significant Noncash Transactions [Line Items] |  |
Transfers of loans | $ 556 | $ 3,690

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