Securities - Unrealized Gains (Losses) of Debt Securities (Details) - USD ($) $ in Thousands	Sep. 30, 2022	Dec. 31, 2021
Investments, Debt and Equity Securities [Abstract]
Total unrealized gains/(losses) on debt securities available-for-sale, Gross Unrealized Gains	$ 17	$ 15,183
Total unrealized gains/(losses) on debt securities available-for-sale, Gross Unrealized Losses	(104,613)	(5,767)
Total unrealized gains/(losses) on debt securities available-for-sale, Net Unrealized Gains/(Losses)	(104,596)	9,416
Income tax (expense) benefit, Gross Unrealized Gains	(4)	(3,215)
Income tax (expense) benefit, Gross Unrealized Losses	22,340	1,221
Income tax (expense) benefit, Net Unrealized Gains/(Losses)	22,336	(1,994)
Net Unrealized Gains/(Losses), Net of Tax Included in Accumulated Other Comprehensive Income/(Loss), Gross Unrealized Gains	13	11,968
Net Unrealized Gains/(Losses), Net of Tax Included in Accumulated Other Comprehensive Income/(Loss), Gross Unrealized Losses	(82,273)	(4,546)
Net Unrealized Gains/(Losses), Net of Tax Included in Accumulated Other Comprehensive Income/(Loss), Net Unrealized Gains/(Losses)	$ (82,260)	$ 7,422