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Supplemental Cash Flow Disclosures - Non-cash Investing and Financing Activities (Details) - USD ($) $ in Thousands | 6 Months Ended
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Jun. 30, 2021 | Jun. 30, 2020
Cash paid during the period for: |  |
Interest | $ 8,800 | $ 20,493
Income Taxes Paid, Net | 16,209 | 130
Non-cash investing and financing activities: |  |
Loans Transferred to Other Real Estate Owned and Repossessions | 1,649 | 2,368
Fair value of loans transferred from held to maturity to held for sale | 30,704 | 13,442
Transfer of Loans Held-for-sale to Portfolio Loans | 0 | 1,908
Gross (decrease) increase in market value adjustment to securities available for sale | (14,113) | 25,298
Gross increase (decrease) in market value adjustment to derivatives | (1,305) | (5,117)
Stock Issued During Period, Value, Treasury Stock Reissued | 2,042 | 1,594
Unsettled Bank Owned Life Insurance Proceeds | (384) | 557
Transfer to Investments | 0 | 21,853
Proceeds from reissuance of treasury stock | $ 4 | $ 0

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- Definition The amount of cash paid during the current period to foreign, federal, state, and local authorities as taxes on income, net of any cash received during the current period as refunds for the overpayment of taxes. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=123431023&loc=d3e4297-108586 + Details
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