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Securities - Debt Securities - Summary of Gross Realized Gains and Losses (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Investments, Debt and Equity Securities [Abstract]
Proceeds from sales and calls of debt securities available for sale	$ 194,697	$ 259,554	$ 32,330
Gross realized gains from sales of debt securities available for sale	471	3,357	235
Available-for-sale Securities, Gross Realized Losses	(186)	(1,225)	(129)
Gains (losses) recognized during the period on equity securities	16,425	0	(195)
Debt and Equity Securities, Gain (Loss)	$ 16,710	$ 2,132	$ (89)

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- Definition

This item represents the gross profit realized on the sale of debt or equity securities categorized neither as held-to-maturity nor trading securities.

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This item represents the gross loss realized on the sale of debt or equity securities categorized neither as held-to-maturity nor trading securities.

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Amount of unrealized and realized gain (loss) on investment in debt and equity securities.

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
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Amount of unrealized and realized gain (loss) on investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI).

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-Topic 321
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Amount of cash inflow from sale of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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